taxonID	type	description	language	source
7D6D87BDFFC1E661FE01294575B3FF37.taxon	description	assignments (present study and historical records).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFCAE66BFEE92FEB74EAFBA1.taxon	description	(Figure 14 (a ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFCAE673FE2129117559FD03.taxon	description	(Figures 6 (a), 14 (b ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFCAE673FE2129117559FD03.taxon	materials_examined	Type locality Indes orientales (Aubé 1838). Material examined INDIA: Andhra Pradesh: Prakasam, Easten Ghats, 15.41835 ° N, 78.788956 ° E, 12 exs., 15 June 1929, leg. H. S. Pruthi [9410 – 9421 / H 4]; Cuddapah, Palkunda Hill, 14.24806 ° N, 78.858611 ° E, 7 exs., 15 June 1929, leg. H. S. Pruthi [9422 – 9428 / H 4]; Prakasam, Eastern Ghats, 15.41835 ° N, 78.788956 ° E, 2 exs., 15 June 1929, leg. H. S. Pruthi [9429 – 9430 / H 4]. Assam: Kamrup Rural, 26.15929 ° N, 91.490614 ° E, 6 exs., 25 March 1948, leg. K. S. Pradhan [9437 – 9442 / H 4]. Bihar: Patna, 25.61501 ° N, 85.151501 ° E, 6 exs., 23 February 1938, leg. H. S. Rao and H. A. Hafiz [9443 – 9448 / H 4]. Chhattisgarh: Surguja, Sankarghat, CHCAM 3425, 23.2122832 ° N, 83.3196356 ° E, 1 ex., 12 September 2012, leg. A. Raha and Party [30497 / H 4 A]. Dadra and Nagar Haveli and Daman and Diu: Galonda, 20.29732 ° N, 73.074895 ° E, 1 ex., 3 April 2017, leg. S. K. Ghosh [23216 / H 4 A]. Himachal Pradesh: Sirmaur, Renuka Lake, 30.61029 ° N, 77.456676 ° E, 1 ex., 3 October 2012, leg. S. K. Ghosh [20711 / H 4 A]. Jharkhand: Purbi Singhbhum, Jamshedpur, 22.80457 ° N, 86.202875 ° E, 6 exs., 26 January 1954, leg. A. P. Kapur [746 / H 4 A] – 2 exs., 17 February 1954, leg. A. P. Kapur [4751 – 4752 / H 4 A] – 3 exs., 18 January 1953, leg. K. K. Tiwari [4753 – 4755 / H 4 A] – 7 exs., 17 February 1955, leg. A. P. Kapur [4756 – 4762 / H 4 A] – 1 ex., 18 February 1955, leg. K. K. Tiwari [4763 / H 4 A] – 5 exs., 14 February 1954, leg. A. P. Kapur [4768 – 4772 / H 4 A]; Ranchi, 23.3441 ° N, 85.3095 ° E, 4 exs., 26 January 1954, leg. A. P. Kapur [4764 – 4767 / H 4 A]. Karnataka: Belagavi, Gokak, 16.15967 ° N, 74.815467 ° E, 1 ex., 23 November 1928, leg. B. P. and H. S. R. [9449 / H 4]. Madhya Pradesh: Anuppur, Amarkantak, 22.68223 ° N, 81.753222 ° E, 21 exs., 1 January 1927, leg. H. S. Pruthi [853 – 873 / H 4] – 2 exs., 7 May 1962, leg. S. Chakrapani [2917 – 2918 / H 4 A]; Bhopal, 23.25021 ° N, 77.346316 ° E, 01 ex., 1 December 1927, leg. H. S. Pruthi [1004 / H 4]; Jabalpur, 23.17657 ° N, 79.949311 ° E, 4 exs., 12 May 1962 [3192 – 3195 / H 4 A] – 5 exs., 16 November 1961 [3312 – 3316 / H 4 A], leg. S. Chakrapany; Anuppur, Amarkantak, 22.68223 ° N, 81.753222 ° E, 2 exs., 12 May 1962, leg. S. Chakraborty [4041 – 4042 / H 4 A]. Maharashtra: Mumbai City, 18.96933 ° N, 72.819948 ° E, 13 exs., 14 February 1962, leg. K. V. L. Narayana [2707 – 2710 / H 4 A, 2784 – 2786 / H 4 A, 3242 – 3248 / H 4 A]; Satara, 17.69143 ° N, 74.000979 ° E, 4 exs., 13 April 1952, leg. G. Silas [4773 – 4776 / H 4 A]. Odisha: Angul, Labangi, 20.6488 ° N, 84.972188 ° E, 4 exs., 22 July 2016, leg. S. K. Ghosh [23851 / H 4 A]; Boudh, Satkosia Tiger Reserve, 20.56781 ° N, 84.761468 ° E, 3 exs., 22 July 2016, leg. S. K. Ghosh [23852 / H 4 A]; Angul, Hatibari, 20.61834 ° N, 84.813734 ° E, 3 exs., 23 July 2016, leg. S. K. Ghosh [23853 / H 4 A]; Boudh, Satkosia Tiger Reserve, 20.56781 ° N, 84.761468 ° E, 2 exs., 2 September 2016, leg. Chitra and Party [23854 / H 4 A]. Punjab: Jalandhar, Shahpur, 31.0708 ° N, 75.797464 ° E, 7 exs., 3 April 2012, leg. V. D. Hegde [21245 – 21251 / H 4 A]. Rajasthan: Jhunjhunun, Pilani, 28.37001 ° N, 75.59987 ° E, 2 exs., 7 September 1961, leg. S. Khurana [1861 – 1862 / H 4 A]; Rajsamand, Jog Mandi, 25.64152 ° N, 73.875831 ° E, 4 exs., 3 March 1948, leg. K. S. Pradhan [2774 – 2777 / H 4 A]. Tamil Nadu: Dindigul, Sirumalai, 10.19424 ° N, 77.996704 ° E, 10 exs., 12 January 2019, leg. Sewtapadma Das [25986 / H 4 A]; Dindigul, Karanthamalai R. F., 10.30096 ° N, 78.191147 ° E, 6 exs., 14 January 2019, leg. Sewtapadma Das [25987 / H 4 A]; Salem, 11.66404 ° N, 78.141678 ° E, 2 exs., 21 January 2019, leg. Sewtapadma Das [25988 / H 4 A]. Uttarakhand: Chamoli, Nanda Devi Hills, 30.54104 ° N, 79.971576 ° E, 9 exs., 18 November 2012, leg. K. A. Subramanian [20720 – 20728 / H 4 A]. West Bengal: Bankura, Paresnath, 22.95463 ° N, 86.747967 ° E, 6 exs., 25 April 1948, leg. Sinha and Nath [9431 – 9436 / H 4].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFCAE673FE2129117559FD03.taxon	distribution	Distribution in India (Figure 14 (b )) Andhra Pradesh (Amruthadara, Chittoor, Coorg, Dharamattam, Thatiguda, Talakona, Waterfalls; Vishakhapatnam, Kintukuru, Rollapadu Wildlife Sanctuary, Moddisalava Dam; Koundinya Wildlife Sanctuary: Kamalapalli, Kalyani Revu Waterfalls, Velikonda), Assam, Bihar (Patna), Chhattisgarh (Surguja, Raipur, Jagdalpur), Dadra and Nagar Haveli and Daman and Diu, Gujarat (Junagarh, Kathiawar), Himachal Pradesh (Renuka Wetland, Dharampur), Jharkhand (Chota Nagpur, Singhbhum, Sahibganj, Rajmahal), Jammu and Kashmir (Jhelum), Kerala (Malabar, Travancore, Silent Valley National Park, Nilambur), Karnnataka (Bangaluru, Belgaum, Kanara, Coorg), Madhya Pradesh (Amarkantak, Jabalpur, Umaria, Mandla, Satara, Shahdol, Khandesh, Khargon), Manipur, Maharashtra (Pune, Ahmednagar), Odisha (Simplipal Ganjam, Vizagapatam, Udayagiri, Dumdum Waterfall, Ghodahada Dam, Baghalati Dam), Punjab (Patiala), Puducherry (Mahe), Rajasthan (Jhunjhunun), Sikkim, Tamil Nadu (Enoor, Coimbatore, Maruthamalai, Tharangambadi, Palni Hills, Niligiri Hills, Kodaikanal, Shenbaganur, Madurai, Ramanathapuram, Mettupalayam; Aagaya Gangai, Muttal, Beemarapatti, Malisa Govanidapuram Waterfalls; Kottachedu Kari; Annamalai Hills; Tiruchirappalli), Telangana (Hyderabad: Durgam Cheruvu, Ameenpur Lake, Mallela Theerth waterfall, Billakal, Saleshwaram Waterfall, Vattavarlapally, Mannanur, Nadimpally, Loddi Mallayya Waterfalls), Uttarakhand (Dehradun: Shastradhara, Mussorie), West Bengal (Birbhum, ‘ Calcutta’ Kolkata, Berhampore, Murshidabad, Raniganj, East Midnapur: Nayachar Island, Botanical Garden). Global distribution Iran, India, Nepal, Pakistan, and Sri Lanka.	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFD2E674FED42F7F747CFB7B.taxon	description	(Figures 6 (b), 14 (c ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFD2E674FED42F7F747CFB7B.taxon	materials_examined	Type locality Coromandal (Mouchamps, 1949). Material examined INDIA: Arunachal Pradesh: West Kemang, Bomdila, 27.26449 ° N, 92.415931 ° E, 2 exs., 20 March 1973, leg. S. K. Mondal [25091 – 25092 / H 4 A]; East Siang, Pasighat Town, 28.05427 ° N, 95.330017 ° E, 4 exs., 19 January 2000, leg. S. K. Mondal [25093 / H 4 A]. Assam: Darrang, Mangaldai, 26.44708 ° N, 92.03185 ° E, 15 exs., 1 January 1928, leg. S. W. Kemp [978 / H 4]; Khandang, Umrangro, N. C. Hills, 25.509895 ° N, 92.738647 ° E, 1 ex., 7 December 1999, leg. S. J. S. Hattan [30496 / H 4 A]; Khandang, Umrangro, N. C. Hills, 25.509895 ° N, 92.738647 ° E, 68 exs., 4 March 2000, leg. S. J. S. Hattan [30495 / H 4 A]. Bihar: Lakhisarai, Kiranpur, 25.26965 ° N, 86.30027 ° E, 1 ex., 13 September 1915, leg. C. Paiva [928 / H 4]. Manipur: Chandel, Tengnoupal, 24.38457 ° N, 94.147568 ° E, 6 exs., 12 February 1992, leg. A. Bhattacharya [26190 / H 4 A]; Bishnupur, 24.63036 ° N, 93.759829 ° E, 1 ex., 1 June 1992, leg. R. Mathew [26191 / H 4 A]; Chandel, Tengnoupal, 24.38457 ° N, 94.147568 ° E, 2 exs., 12 February 1993, leg. A. Bhattacharya [26192 / H 4 A]; Bishnupur, 24.63036 ° N, 93.759829 ° E, 1 ex., 13 February 1993, leg. A. Bhattacharya [26193 / H 4 A]. Odisha: Angul, Hatibari, 20.61834 ° N, 84.813734 ° E, 1 ex., 1 March 2016, leg. S. K. Ghosh [23855 / H 4 A]. West Bengal: Darjeeling, Teesta River, 27.05703 ° N, 88.425818 ° E, 6 exs., 23 October 1931, leg. S. L. Hora [9364 – 9369 / H 4].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFD2E674FED42F7F747CFB7B.taxon	distribution	Distribution in India (Figure 14 (c )) Arunachal Pradesh (West Kameng, East Siang), Andhra Pradesh (Kandeleru reservoir, Jonnavada, Relli Lake, Thatipudi Reservoir, Rollapadu Wildlife Sanctuary; Koundinya Wildlife Sanctuary: Kalyani Revu Waterfal), Assam (Mangaldai, Tezpur, Guwahati, Kowpati), Bihar (Pusa, Kiratpur, Saran, Santal Parganas), Delhi, Manipur (Bishnupur, Tengnoupal, Chandel), Meghalaya (Shillong), Odisha (Angul, Puri), Puducherry (Karaikal), Sikkim, Tamil Nadu (Madras: Coromandel, Kottachchedu Kari), Telangana (Billakal), Uttar Pradesh (Lucknow), Uttarakhand (Asan Wetland, Nainital), and West Bengal (‘ Calcutta’ Kolkata, Murshidabad, Siliguri, Darjeeling, Jalpaiguri). Global distribution Bangladesh, Borneo, Indonesia, India, Laos, Malaysia, Myanmar, Pakistan, Sri Lanka, Singapore, Thailand and Vietnam.	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFD2E674FED42F7F747CFB7B.taxon	discussion	Remarks This is the first record of this species from Arunachal Pradesh.	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFD5E678FE29289A747CF9D7.taxon	description	(Figures 6 (c), 14 (a ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFD5E678FE29289A747CF9D7.taxon	materials_examined	Type locality Indes Orientales: Pondicherry (Mouchamps 1949). Material examined INDIA: Arunachal Pradesh: West Kameng, Dirang Dzong, 27.34284 ° N, 92.271017 ° E, 1 ex., 23 March 1973, leg. S. K. Tandon [25556 / H 4 A]. Bihar: Bhagalpur, Khairpur, 25.32221 ° N, 86.97826 ° E, 1 ex., 13 September 1915, leg. C. Paiva [984 / H 4]; Bhabua, Ramgarh, 25.29162 ° N, 83.65612 ° E, 11 exs., 30 October 1928, leg. M. Sharif [9394 – 9404 / H 4]. Chhattisgarh: Surguja, Sankarghat, CHCAM 3425, 23.2122832 ° N, 83.3196356 ° E, 1 exs., 25 September 2012, leg. A. Raha and Party [30498 / H 4 A]. Jharkhand: Dhanbad, 23.79617 ° N, 86.430354 ° E, 1 ex., 15 October 1967, leg. T. G. Vazirani [5628 / H 4 A]. Madhya Pradesh: Balaghat, Koilari, 21.66726 ° N, 79.610988 ° E, 1 ex., 1 March 1927, leg. H. S. Pruthi [1003 / H 4]. Odisha: Koraput, Eastern Ghats, 18.50045 ° N, 83.000008 ° E, 2 exs., 29 July 1929, leg. H. S. Pruthi [9384 – 9385 / H 4]. Rajasthan: Nagaur, Gudha, 26.96219 ° N, 75.123601 ° E, 4 exs., 10 September 1958, leg. B. Biswas [2764 – 2767 / H 4 A]. Tamil Nadu: Salem, Yercaud, 11.77479 ° N, 78.209705 ° E, 4 exs., 15 June 1929, leg. H. S. Pruthi [9386 – 9389 / H 4]; Chennai, 13.00063 ° N, 80.228349 ° E, 4 exs., 9 February 1962, I. N. M. and P. P. [2703 – 2706 / H 4 A] – 1 ex., 1. i. 1962, leg. I. N. M. [2916 / H 4 A] – 1 ex., 9 February 1962, leg. P. P. [3246 / H 4 A] – 1 ex., 9 February 1962, leg. P. P. [3917 / H 4 A]. West Bengal: Kolkata, 22.56386 ° N, 88.346952 ° E, 1 ex., 7 January 1926 [1001 / H 4] – 1 ex., 23 October 1927, leg. S. L. Hora [9370 / H 4]. Distribution in India (Figure 14 (a )) Arunachal Pradesh (West Kameng), Andhra Pradesh (Relli Lake, Thatiudi Reservoir; Koundinya Wildlife Sanctuary: Kalyani Revu Waterfall), Bihar (Bhagalpur, Bhabua, Pusa, Purnia), Delhi (Okhla Reservoir), Jharkhand (Dhanbad, Konbir), Kerala (Thoothukudi ‘ Tuticornin’), Madhya Pradesh (Balaghat: Koilari), Meghalaya (Shillong), Odisha (Gurguria, Balassore, Chilika Lake, Ganjam, Puri, Talcher, Angul; Shakti Waterfall, Koraput), Puducherry (Karaikal), Rajasthan (Ajmer), Tamil Nadu (Madurai, Tharangambadi ‘ Tranquear’, Salem, Chennai), Uttarakhand, Uttar Pradesh (Lucknow), and West Bengal (Kolkata ‘ Calcutta’, Berhampore. Darjeeling, Howrah, Murshidabad). Global distribution Cambodia, Laos, China, India, Indonesia, Myanmar, Malaysia, Nepal, Pakistan, Sri Lanka, Thailand, and Vietnam.	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFD5E678FE29289A747CF9D7.taxon	discussion	Remarks This is the first record of this species from Arunachal Pradesh.	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFD8E67FFEC42A61766FFDD2.taxon	description	(Figures 6 (d), 14 (d ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFD8E67FFEC42A61766FFDD2.taxon	materials_examined	Type locality Ceylon (Walker 1858). Material examined INDIA: Andhra Pradesh: Prakasam, Eastern Ghats, 15.41835 ° N, 78.788956 ° E, 15 June 1929, 6 exs., leg. H. S. Pruthi [9456 – 9461 / H 4]. Tamil Nadu: Nilgiri, Ooty, 11.41030 ° N, 76.695032 ° E, 11 October 1919, 1 ex., leg. C. Paiva [985 / H 4]; Kodaikanal, Lake area, Madurai, Alt. 2135 m, 9 December 1975, 14 exs., leg. S. K. Gupta [30490 / H 4 A]; Aravan Kada – around cordite factory, Nilgiri, 26 December 1975, 11 exs., leg. S. K. Gupta [30491 / H 4 A]; Dindigul, Sirumalai, 10.19424 ° N, 77.996704 ° E, 12 January 2019, 3 exs., leg. Sewtapadma Das [25989 / H 4 A]. West Bengal: Kolkata, 22.56386 ° N, 88.346952 ° E, 7 January 1926, 1 ex. [1000 / H 4].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFD8E67FFEC42A61766FFDD2.taxon	distribution	Distribution in India (Figure 14 (d )) Andhra Pradesh (Prakasam), Kerala (Silent Valley National Park, Kochi ‘ Cochin’), Madhya Pradesh (Rewa), Meghalaya (Garo Hills), Puducherry (Karaikal), and Tamil Nadu (Chennai ‘ Madras’, Palni Hills: Kukha, Kodaikanal; Nilgiris Hills: Ootacamund, Coonor, Neduvattam, Salem, Shevaroys, Yercaud; Annamalai Hills: Cinchona, Kadamparai; Madura; Kodaikanal: Shenbaganur).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFDEE67CFECA2F9276FCFD2A.taxon	description	(Figures 7 (a), 15 (a ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFDEE67CFECA2F9276FCFD2A.taxon	materials_examined	Type locality Gayndah, Australia (MacLeay 1871). Material examined INDIA: Jharkhand: Ranchi, 23.3441 ° N, 85.309562 ° E, 6 exs., 5 February 1954, leg. A. P. Kapur [4737 – 4742 / H 4 A]. Karnataka: Bhadra Wildlife Sanctuary, Lalbugh, Kathri, 13.753191 ° N, 75.610688 ° E, 22 exs., 2 March 2009, leg. Md. Jafer Palot [30500 / H 4 A]. Kerala: Waynad, Kalindi River, Thirunelly, 11.902387 ° N, 75.997751 ° E, 1 ex., 23 March 1994, leg. K. C. Gopi [30501 / H 4 A]. Madhya Pradesh: Anuppur, Amarkantak, 22.68223 ° N, 81.753222 ° E, 10 exs., 1 November 1927, leg. H. S. Pruthi [991 – 992 / H 4]; Bhopal, Raipur, 23.4299 ° N, 77.414972 ° E, 6 exs., 18 December 1939 [4786 – 4790 / H 4 A; 4842 / H 4 A].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFDEE67CFECA2F9276FCFD2A.taxon	distribution	Distribution in India (Figure 15 (a )) Andhra Pradesh (Palkonda Hills; Koundinya Wildlife Sanctuary: Pedduru, Kalyani Revu Waterfall, Keermanda), Assam (Kaziranga: Mikir Hills), Bihar (Chapra), Chhattisgarh (Amarkantak: Dhud Dhara Falls), Jharkhand (Ranchi, Manoharpur: Koinara Range), Karnataka (Bhadra Wildlife Sanctuary, Bengaluru, Mysore), Kerala (Silent Valley National Park), Madhya Pradesh (Anuppur, Bhopal, Shahdol, Umaria: Jaithari Range, Mandla, Rewa), Meghalaya (Shillong, Khasi Hills), Maharashtra (Pune, Satara), Odisha (Gunduria, Mayurbhanj), Tamil Nadu (Chennai ‘ Madras’, Palni Hills, Nilgiri Hills: Coonoor River, Kodaikanal), and Telangana (Hyderabad: Durgam Cheruvu, Ameenpur Lake). Global distribution Australia, China, Japan, Sri Lanka, Tibet, Indonesia, India, Myanmar, Nepal, New Caledonia, New Zealand, and Vietnam.	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFDDE67CFE092F6F76C0FA34.taxon	description	(Figures 7 (b), 15 (a ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFDDE67CFE092F6F76C0FA34.taxon	materials_examined	Material examined INDIA: Jammu and Kashmir, NW Himalaya, Chinar Bagh Nulla, 34.08349 ° N, 74.81606 ° E, 1 ex., 6 – 8 June 1921 [8171 / H 2].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFDCE67DFE702CC07580FC15.taxon	description	(Figures 7 (c), 15 (a ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFDCE67DFE702CC07580FC15.taxon	materials_examined	Type locality Assam, Khasi Hills (Régimbart 1891). Material examined INDIA: Andaman and Nicobar Islands: South Andaman, Port Blair, 11.63431 ° N, 92.736294 ° E, 1 ex., 1 April 1969, leg. T. D. Soota [5645 / H 4 A]. Meghalaya: Shillong, Bishnupur, 25.5788621 ° N, 91.8929922 ° E, 4 exs., 5 October 1960, leg. S. N. Prasad [30493 / H 4 A]; Shillong, Bishnupur, 25.5788623 ° N, 91.8929924 ° E, 2 exs., 5 July 1960, leg. T. G. Vazirani [30494 / H 4 A]; West Khasi Hills, 25.58333 ° N, 91.633333 ° E, 1 ex., 20 November 1926, leg. S. L. Hora [1005 / H 4].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFDCE67DFE702CC07580FC15.taxon	distribution	Distribution in India (Figure 15 (a )) Andaman and Nicobar Islands and Meghalaya (Khasi Hills, Shillong). Global distribution China, India, Myanmar, Thailand, and Vietnam.	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFDCE642FE7228E276B5FE95.taxon	description	(Figures 7 (d), 15 (b ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFDCE642FE7228E276B5FE95.taxon	materials_examined	Type locality NW India (Régimbart 1907). Material examined INDIA: Himachal Pradesh: Kangra, 32.09989 ° N, 76.269143 ° E, 6 exs., 2 June 1926, leg. S. L. Hora [9450 – 9455 / H 4].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFDCE642FE7228E276B5FE95.taxon	distribution	Distribution in India (Figure 15 (b )) Himachal Pradesh (Kangra Valley), Meghalaya (Shillong, Mawphlong), and Uttarakhand (Chakrata). Global distribution India, Laos, and Nepal.	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE3E642FE502EE0745EFBBD.taxon	description	(Figure 15 (b ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE3E642FE502EE0745EFBBD.taxon	materials_examined	Type locality Karnataka, Mysore, Bhadrawati (Ochs 1957).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE3E642FE502EE0745EFBBD.taxon	distribution	Distribution in India (Figure 15 (b )) Kerala, Karnataka (Bhadrawati), and Maharashtra (Pune, Jog Hill).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE3E643FE7A294D7592FF18.taxon	description	(Figures 7 (e), 15 (b ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE3E643FE7A294D7592FF18.taxon	materials_examined	Type locality Kodaikanal (Régimbart, 1892 b). Material examined INDIA: Kerala: Waynad, Kalindi River, Thirunelly, 11.902387 ° N, 75.997751 ° E, 1 ex., 22 March 1994, leg. K. C. Gopi [30499 / H 4 A].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE3E643FE7A294D7592FF18.taxon	distribution	Distribution in India (Figure 15 (b )) Kerala (Waynad, Kalindi River, Thirunelly) and Tamil Nadu (Kodaikanal, Palni Hills, Tiruchirappalli ‘ Trichinopoly’, ‘ Madras’ Chennai).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE2E640FE382DE5747CFF3E.taxon	description	(Figures 7 (f), 15 (c ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE2E640FE382DE5747CFF3E.taxon	materials_examined	Type locality Sikkim, Kunleong, 1904 – 205 (Liang et al. 2021). Material examined INDIA: Arunachal Pradesh: West Kameng, Bomdila, 27.26449 ° N, 92.415931 ° E, 1 ex., 20 March 1973, leg. S. K. Mondal [25094 / H 4 A]. Himachal Pradesh: Solan, 30.90593 ° N, 77.097321 ° E, 3 exs., 05 May 1997, leg. H. P. Agrawal [20746 / H 4 A]. Sikkim: West Sombaria, 27.14077 ° N, 88.146218 ° E, 9 exs., 02 May 1994, leg. S. K. Saha [25707 / H 4 A]. Uttarakhand: Rampur, Jamuna River, Dehradun, 30.368558 ° N, 77.833132 ° E, 6 exs., 19 May 1965, leg. T. D. Soota [30492 / H 4 A]; Almora, Hawalbagh Village, 29.64285 ° N, 79.63269 ° E, 1 ex., 08 October 2001 [19346 / H 4 A]; Almora, 29.59731 ° N, 79.665338 ° E, 2 exs., 08 October 2001 [26330 / H 4 A], leg. P. Mukhopadhyay and Party. West Bengal: Jalpaiguri, Ghumti, 26.52046 ° N, 88.719625 ° E, 2 exs., 1 June 1914, leg. Lord Carmichael [986, 989 / H 4]; Darjeeling, Peshok, 27.07267 ° N, 88.393382 ° E, 3 exs., 1 October 1913, leg. Lord Carmichael [996 / H 4]; Darjeeling, Rangpo, 27.16978 ° N, 88.526476 ° E, 1 ex., 29 May 1997, leg. S. Biswas and Party [25708 / H 4 A].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE2E640FE382DE5747CFF3E.taxon	distribution	Distribution in India (Figure 15 (c )) Arunachal Pradesh (West Kameng), Assam (Kaziranga: Mikir Hills), Himachal Pradesh (Shimla: Valley of Sutlej, Dharampur, Solan), Meghalaya (Khasi Hills, Shillong), Punjab (Gurdaspur: Ghuman), Sikkim (Sombaria, Rongpo), Uttarakhand (Almora, Kumaon, Mussorie, Nainital, Chakrata, Dehradun, Rishikesh), and West Bengal (Darjeeling: Kalimpong, Pashok, Kurseong). General distribution Bhutan, China, Indochina, India, and Myanmar.	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE2E640FE382DE5747CFF3E.taxon	discussion	Remarks This is the first record of this species from Arunachal Pradesh.	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE1E640FE222D5F75F7FDAC.taxon	description	(Figure 15 (c ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE1E640FE222D5F75F7FDAC.taxon	materials_examined	Type locality Mussoorie, Makenzi Khudd, 4500 Fuss (Ochs 1955).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE1E640FEC32FCC75F7FB3F.taxon	description	(Figure 15 (c ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE1E640FEC32FCC75F7FB3F.taxon	materials_examined	Type locality Mussoorie, Makenzi Khudd, 4500 Fuss (Ochs 1955).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE1E641FE8029BD74B9FECA.taxon	description	(Figure 15 (c ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE1E641FE8029BD74B9FECA.taxon	materials_examined	Type locality India, Karnataka, Agumbe Ghats, 13.49753 ° N, 75.07035 ° E (Miller et al. 2008).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE1E641FE8029BD74B9FECA.taxon	distribution	Distribution in India (Figure 15 (c )) Karnataka (Shivamogga: Agumbe Ghats) and Maharashtra (Mulshi).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE0E641FE0A2EC37681FC40.taxon	description	(Figure 15 (c ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE0E641FE0A2EC37681FC40.taxon	materials_examined	Type locality Mangalore (Ochs 1957).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE0E646FE2828A475FBFE1D.taxon	description	(Figures 8 (c), 15 (d ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE0E646FE2828A475FBFE1D.taxon	materials_examined	Type locality Andamans (Ochs 1925). Type material ‘ Type // Andamans, Ind. Mus., // 3396 / 20 // Orectochilus scalaris andamanarum Ochs’ [NZSI]. Additional material examined INDIA: Andaman and Nicobar Islands: South Andaman, Port Blair, 11.63431 ° N, 92.736294 ° E, 1 ex., 2 April 1915 [7585 – 7586 / H 4].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE0E646FE2828A475FBFE1D.taxon	distribution	Distribution in India (Figure 15 (d )) Andaman and Nicobar Islands (Andaman Islands).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE7E646FE772E3E7515F9C6.taxon	description	(Figures 8 (a), 16 (a ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE7E646FE772E3E7515F9C6.taxon	materials_examined	Type locality Andaman Island (Régimbart 1884). Type material ‘ Andaman Island // co-type // 7586 / H 4 // genitalia on cover slip // Orectochilus andamanicus Régimbart // R’ [NZSI]. Additional material examined INDIA: Andaman and Nicobar Islands: South Andaman, Herbertabad RV, 11.71176 ° N, 92.632004 ° E, 1 ex., 18 January 1973 [26501 / H 4 A].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE7E646FE772E3E7515F9C6.taxon	distribution	Distribution in India (Figure 16 (a )) Andaman and Nicobar Islands (Andaman Islands), Arunachal Pradesh (Siang), Odisha (Mayurbhanj), and West Bengal (‘ Calcutta’ Kolkata). Global distribution China, India, Myanmar, and Vietnam.	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE7E647FEC52A3F741CFE1D.taxon	description	(Figure 15 (d ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE7E647FEC52A3F741CFE1D.taxon	materials_examined	Type locality Region occidentale de I’Inde: Kanara (Régimbart 1907).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE7E647FEC52A3F741CFE1D.taxon	distribution	Distribution in India (Figure 15 (d )) Karnataka (Kanara, Bangaluru) and Maharashtra (Ratnagiri).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE6E647FE792EDD7515FA94.taxon	description	(Figures 8 (b), 15 (d ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE6E647FE792EDD7515FA94.taxon	materials_examined	Type locality South India, Travancore, W side of Western Ghats, Tenmalai (Ochs 1925). Type material ‘ Type // Ind. Mus. / Tenmalai / W. Ghats (W. side) / Travancore / 22 – xi – 02 // Orectochilus annandalei Ochs // 3358 / 20 ’ [NZSI]. Two co-types with the same label and locality data [NZSI].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE6E647FE792EDD7515FA94.taxon	distribution	Distribution in India (Figure 15 (d )) Tamil Nadu (Nilgiri Hills: Mettupalaiyam) and Kerala (Travancore: Tenmalai, Nilambur). Global distribution China, India, Myanmar, and Vietnam.	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE6E647FE6429EE7314F935.taxon	description	(Figure 15 (d ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE6E647FE6429EE7314F935.taxon	materials_examined	Type locality Tamil Nadu, Mettupalayam, Bhavari R., foot of Nilgiri Hills, alt. 1100 ft. (Ochs 1948).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE5E644FE6D28127638F9AC.taxon	description	(Figure 16 (c ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE5E644FE6D28127638F9AC.taxon	materials_examined	Type locality West Himalayas, Dehra Dun ‘ Dehradun’, Kaligad (Ochs 1925).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE5E644FE6D28127638F9AC.taxon	distribution	Distribution in India (Figure 16 (c )) Himachal Pradesh (Shimla, Valley of Sutlej) and Uttarakhand (Dehradun, Kumaon, Mussorie).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE5E644FE3B2D3175A2FCC2.taxon	description	(Figures 8 (d), 15 (d ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE5E644FE3B2D3175A2FCC2.taxon	materials_examined	Type locality Assam, Garo Hills, Siju Cave (Ochs 1925). Type material ‘ Type // Siju Cave / Garo Hills / Assam / Feb 1922 / 400 ft from entrance / S. K. B. N. C. // ♀ // 8206 / 112 // Orectochilus cavernicola Ochs’ [NZSI].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE4E645FEC82D5576E0FCD2.taxon	description	(Figure 16 (d ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE4E645FEC82D5576E0FCD2.taxon	materials_examined	Type locality Bengal, Tetara (Régimbart 1892 b).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE4E645FEC82D5576E0FCD2.taxon	distribution	Distribution in India (Figure 16 (d )) Bihar (Tetaria), Madhya Pradesh (Hoshangabad), Tamil Nadu (Nilgiri Hills), and West Bengal (‘ Calcutta’ Kolkata).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE4E645FE122FA175DCF9A5.taxon	description	(Figures 9 (a), 16 (b ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE4E645FE122FA175DCF9A5.taxon	materials_examined	Type locality Assam, Garo Hills, Siju Cave (Ochs 1925). Type material ‘ Type // Siju Cave / Garo Hills / Assam / S. K. and B. N. C. / Feb, 1922 / 2000 ft. from entrance // 8186 / H 4 A // Orectochilus choprae Ochs’ [NZSI].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE4E645FE122FA175DCF9A5.taxon	distribution	Distribution in India (Figure 16 (b )) Meghalaya (Garo Hills, Siju Cave) and Odisha (Angul).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEBE64AFEC32D4B7543FDD6.taxon	description	(Figure 16 (b ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEBE64AFEC32D4B7543FDD6.taxon	materials_examined	Type locality South India, Tinnevelly Hills (Ochs 1925).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEBE64AFE222F7F75FAFAB0.taxon	description	(Figures 9 (b), 16 (c ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEBE64AFE222F7F75FAFAB0.taxon	materials_examined	Type locality NE Assam, Sadiya, Dikrang River (Ochs 1925). Type material ‘ Type // Ind. Mus. / Sadiya / N. E. Assam / Abor Expedition / 26 / 11 / 11, Kemp // Dikrang River // 3050 / 20 // ♀ // Orectochilus coronatus Ochs’ [NZSI].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEBE64AFE222F7F75FAFAB0.taxon	distribution	Distribution in India (Figure 16 (c )) Arunachal Pradesh and Assam (Tinsukhia: Sadiya).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEBE64BFEEB29A77443FE32.taxon	description	(Figures 10 (a), 18 (a ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEBE64BFEEB29A77443FE32.taxon	materials_examined	Type locality Sikkim: Pedong – Kurseong (Régimbart 1907). Material examined INDIA: West Bengal: Darjeeling, Peshok, 27.07267 ° N, 88.393382 ° E, 3 exs., 26 May 1916, leg. F. H. Gravely [995 / H 4].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEBE64BFEEB29A77443FE32.taxon	distribution	Distribution in India (Figure 18 (a )) Meghalaya (Garo Hills) and West Bengal (Darjeeling, Kurseong).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEAE64BFEE12E3D758AFB7E.taxon	description	(Figure 18 (a ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEAE64BFEE12E3D758AFB7E.taxon	materials_examined	Type locality Sikkim: Pedong – Kurseong (Régimbart 1907).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEAE64BFEE12E3D758AFB7E.taxon	distribution	Distribution in India (Figure 18 (a )) Arunachal Pradesh (Siang Division), Meghalaya (Garo Hills: Tura), Sikkim, and West Bengal (Darjeeling: Kurseong, Kalimpong, Mungpoo).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEAE648FE05297977DBFDA0.taxon	description	(Figures 10 (b), 16 (b ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEAE648FE05297977DBFDA0.taxon	materials_examined	Type locality Pedong, Sikkim (Régimbart 1892 b). Material examined INDIA: Himachal Pradesh: Solan, 30.90593 ° N, 77.097321 ° E, 7 exs., 05 May 1971, leg. H. P. Agrawal [20714 – 20716; 20,744 – 20745 / H 4 A]; Sirmaur, Renuka Lake, 30.61016 ° N, 77.45833 ° E, 1 ex., 10 May 2012, leg. B. Biswas [20717 / H 4 A]. West Bengal: Darjeeling, 27.036 N, 88.262776 E, 1 ex., 1 June 1913, leg. Lord Carmichael [981 / H 4]; Darjeeling, Pashok, 27.07072 ° N, 88.394636 ° E, 3 exs., 14 April 1916, leg. F. H. Gravely [997 / H 4]; Darjeeling, Kalimpong, 27.05977 ° N, 88.471383 ° E, 3 exs., 10 May 1915, leg. F. H. Gravely [1016 / H 4].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEAE648FE05297977DBFDA0.taxon	distribution	Distribution in India (Figure 16 (b )) Himachal Pradesh (Shimla, Solan, Renuka Lake, Dharampur), Kerala, Punjab (Patiala), Sikkim, Uttarakhand (Kumaon, Kathgodam, Kumaon, Dehradun, Dwaharat, Almora), and West Bengal (Darjeeling: Kurseong, Kalimpong, Pashok, Pedong, Sukna, Singla, Teesta Valley).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE9E648FEDC2F5875B1FB22.taxon	description	(Figure 16 (c ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE9E648FEDC2F5875B1FB22.taxon	materials_examined	Type locality Bengal, Murshidabad (Ochs 1925).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE9E648FEDC2F5875B1FB22.taxon	distribution	Distribution in India (Figure 16 (c )) Bihar (Pusa) and West Bengal (Murshidabad).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE9E649FEF329D9757DFEA2.taxon	description	(Figures 9 (c), 16 (d ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE9E649FEF329D9757DFEA2.taxon	materials_examined	Type locality Assam, Garo Hills, from hills streams above Tura (Ochs 1925). Type material examined Type // Zool. Surv. Ind. / above Tura / Garo Hills / Assam / 3800 ft. / VIII. 17 / S. Kemp // hill streams // 7585 / H 2 // Orectochilus desgodinsi assamensis Ochs’ [NZSI].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE9E649FEF329D9757DFEA2.taxon	distribution	Distribution in India (Figure 16 (d )) Meghalaya (Garo and Khasi Hills: Tura).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE8E649FED32DB4740CFA00.taxon	description	(Figures 10 (c), 16 (d ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE8E649FED32DB4740CFA00.taxon	materials_examined	Type locality Sikkim, Pedong (Régimbart 1886). Material examined INDIA: Uttar Pradesh: Gorakhpur, 26.76234 ° N, 83.378254 ° E, 6 exs., 1 November 1927, leg. H. S. Pruthi [1012 / H 4]. West Bengal: Darjeeling, 27.036 ° N, 88.262776 ° E, 1 ex., 27. November 1916, leg. L. B. Hartless [927 / H 4], 1 ex., 24 September 1941 [4824 / H 4 A]; Darjeeling, Kurseong, 26.88214 ° N, 88.278851 ° E, 3 exs., 24 November 1941, leg. H. A. Hafiz [4830 – 4832 / H 4 A].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE8E649FED32DB4740CFA00.taxon	distribution	Distribution in India (Figure 16 (d )) Bihar (Buxar), Sikkim, Uttar Pradesh (Gorakhpur), and West Bengal (Darjeeling, Pedong, Kalimpong, Mungpoo, Pashok, Ghumti). Global distribution Bhutan, India, and Nepal.	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE8E649FED32DB4740CFA00.taxon	discussion	Remarks This is the first record for this species from Uttar Pradesh.	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE8E64EFE6E2A617517FB5D.taxon	description	(Figures 10 (d), 17 (a ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE8E64EFE6E2A617517FB5D.taxon	materials_examined	Type locality Ceylon (Walker 1859). Material examined INDIA: Jharkhand: Ranchi, 23.3441 ° N, 85.309562 ° E, 4 exs., 14 April 1948, leg. B. N. and T. B. S. [4777 – 4780 / H 4 A]. Madhya Pradesh: Anuppur, Amarkantak, 22.68223 ° N, 81.753222 ° E, 9 exs., 1 January 1927, leg. H. S. Pruthi [874 – 883 / H 4]; Hoshangabad, Satpura, 22.57053 ° N, 78.143774 ° E, 3 exs., 1 January 1929, leg. F. H. Gravely [1015 / H 4]. Maharashtra: Mumbai City, Colaba, 18.90676 ° N, 72.814689 ° E, 7 exs., 28 October 1965, leg. T. G. Vazirani [4816 – 4823 / H 4 A]. Tamil Nadu: Tiruchirappalli, Semmalai R. F., 10.5715 ° N, 78.269118 ° E, 7 exs., 5 October 1926, leg. H. S. Pruthi [980 / H 4]; Dindigul, Sirumalai, 10.19424 ° N, 77.996704 ° E, 1 ex., 12 January 2019, leg. Sewtapadma Das [25990 / H 4 A].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFE8E64EFE6E2A617517FB5D.taxon	distribution	Distribution in India (Figure 17 (a )) Andhra Pradesh, Bihar, Chhattisgarh, Jharkhand (Parasnath, Ranchi), Kerala (Travancore, Kochi ‘ Cochin’, South Malabar, Wallardie, Silent Valley National Park, Dhoni Hills), Madhya Pradesh (Amarkantak, Hoshangabad: Satpura Hills, Pachmarhi; Umaria, Rewa: Jaithari Range; Annupur), Maharashtra (Pune, Khandala, Ratnagiri, Mumbai), Tamil Nadu (Chennai ‘ Madras’; Nilgiri Hills, Kodaikanal, Nilambur; Annamalai Hills: Cinchona, Tiruchirappalli, Dindigul), Telangana (Hyderabad: Durgam Cheruvu, Ameenpur Lake), and West Bengal (‘ Calcutta’ Kolkata).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEFE64EFEDA291676CFF935.taxon	description	(Figure 17 (b ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEFE64EFEDA291676CFF935.taxon	materials_examined	Type locality Ceylon (Redtenbacher 1868).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEEE64FFE042D207680FBF9.taxon	description	(Figure 17 (c ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEEE64FFE042D207680FBF9.taxon	materials_examined	Type locality Pedong (Régimbart 1892 b).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEEE64FFE042D207680FBF9.taxon	distribution	Distribution in India (Figure 17 (c )) Himachal Pradesh (Solan), Sikkim, West Bengal (Darjeeling, Kurseong, Pedong, Singla, Pashok), and Uttarakhand (Dehradun: Shastradhara). Global distribution China, India, and Nepal.	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEEE64CFE16280874D5FEC6.taxon	description	(Figures 10 (e), 17 (c ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEEE64CFE16280874D5FEC6.taxon	materials_examined	Type locality S. Malabar, Kollengade, from tank – bund (Ochs 1925). Material examined INDIA: Himachal Pradesh: Sirmaur, Renuka Lake, 30.61016 ° N, 77.45833 ° E, 13 exs., 10 May 2012, leg. B. Biswas [20713, 20,729 – 20742 / H 4 A]. Jharkhand: Pashchimi Singhbhum, Chakradharpur, 22.67662 ° N, 85.625503 ° E, 1 ex., 8 February 1918, leg. N. Annandale and F. H. Gravely [998 / H 4]; Ranchi, Horhap, 23.33097 ° N, 85.467085 ° E, 2 exs., 6 February 1954, leg. A. P. Kapur [11526 / H 4]; Ranchi, 23.3441 ° N, 85.309562 ° E, 6 exs., 28 January 1954, leg. A. P. Kapur [4745 – 4750 / H 4 A]. Uttarakhand: Chamoli, Nanda Devi Hills, 30.54104 ° N, 79.971576 ° E, 1 ex., 18 November 2012, leg. K. A. Subramanian [20712 / H 4 A].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEEE64CFE16280874D5FEC6.taxon	distribution	Distribution in India (Figure 17 (c )) Bihar, Himachal Pradesh (Sirmaur, Renuka Lake), Jharkhand (Singhbhoom: Chaibassa; Chakradharpur: Sanjai River, Santal Parganas, Ranchi), Kerala (South Malabar), Madhya Pradesh (Annupur: Koilari, Jabalpur, Narsinghpur, Hoshangabad), Maharashtra, Uttarakhand (Chamoli), and West Bengal (Brahmani River, Nadia, Medinipur).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEDE64CFE172E1E7532FAB4.taxon	description	(Figures 10 (f), 17 (b ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEDE64CFE172E1E7532FAB4.taxon	materials_examined	Type locality Bengal, Ganges (Wiedemann and Germar 1821).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEDE64CFE172E1E7532FAB4.taxon	distribution	Distribution in India (Figure 17 (b )) Assam (Khairkhana), Bihar (Pusa), Jharkhand (Santal Parganas), Odisha (Berhampur), Sikkim, Uttar Pradesh (Allahabad, Mirzapur), and West Bengal (Mushidabad, Medinipur, Birbhum, Jalpaiguri, Darjeeling). Global distribution Bangladesh, India, and Indonesia.	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEDE64DFE8F29CF74A3FB2B.taxon	description	(Figures 11 (a), 17 (d ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEDE64DFE8F29CF74A3FB2B.taxon	materials_examined	Type locality Madras (Régimbart 1892 b). Material examined INDIA: Bihar: Supaul, Khorman, 26.1939 ° N, 86.484069 ° E, 1 ex., 8 June 1927, leg. B. N. Chopra [910 / H 4]. Jharkhand: Pashchimi Singhbhum, Chakradharpur, 22.67662 ° N, 85.625503 ° E, 1 ex., 10 February 1918, leg. N. A. G. E. [929 / H 4]; Ranchi, 23.3441 ° N, 85.309562 ° E, 3 exs., 25 January 1955, leg. A. P. Kapur [4743 – 4744 / H 4 A]. Kerala: Thiruvananthapuram, 8.524256 ° N, 76.935854 ° E, 14 exs., 1 January 1928, leg. H. S. Rao and M. Sharif [911 – 914 / H 4]. Madhya Pradesh: Rewa, 24.53605 ° N, 81.303784 ° E, 3 exs., 1 February 1927, leg. H. S. Prthi [925 / H 4]; Balaghat, Koilari, 21.66726 ° N, 79.610988 ° E, 4 exs., 1 October 1927, leg. H. S. Pruthi [1019 / H 4]. Manipur: Imphal East, 24.81303 ° N, 93.941927 ° E, 5 exs., 10 January 1952 [4825 – 4829 / H 4 A]. Rajasthan: Nagaur, Sambhar Lake, 26.9423 ° N, 75.104917 ° E, 12 exs., 9 September 1958 [3050 – 3054 / H 4 A; 3508 – 3510 / H 4 A; 4067 – 4070 / H 4 A], leg. A. R. Mukherjee.	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEDE64DFE8F29CF74A3FB2B.taxon	distribution	Distribution in India (Figure 17 (d )) Bihar (Pusa, Supaul), Jharkhand (Singhbhoom: Chaibassa, Chakradharpur, Santal Parganas, Ranchi), Karnataka (Bengaluru), Kerala (Travancore: Alleppey, Thiruvananthpuram), Madhya Pradesh (Balaghat, Hoshangabad, Narsinghpur, Rewa, Mandla, Narmada River, Satpura National Park; Anuppur: Khetgaon, Koilari), Manipur (Imphal), Maharashtra (Nasik, Naghinaghat), Rajasthan (Nagaur: Sambhar Lake), Tamil Nadu (Chennai ‘ Madras’), and West Bengal (24 Parganas: Brahmani River, Sunderban). Global distribution China, India, and Pakistan.	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFEDE64DFE8F29CF74A3FB2B.taxon	discussion	Remarks This is the first record of this species from Manipur and Rajasthan.	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFECE64DFE472956743DF935.taxon	description	(Figures 11 (b), 19 (c ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFECE64DFE472956743DF935.taxon	materials_examined	Type locality Eastern Himalayas, Pedong (Ochs 1933).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFECE64DFE472956743DF935.taxon	distribution	Distribution in India (Figure 19 (c )) Sikkim and West Bengal (Darjeeling: Kurseong, Ghumti).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF3E652FE3C2D4B7649FCCC.taxon	description	(Figure 16 (a ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF3E652FE3C2D4B7649FCCC.taxon	materials_examined	Type locality India (Régimbart 1884).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF3E652FE3C2D4B7649FCCC.taxon	distribution	Distribution in India (Figure 16 (a )) Andhra Pradesh (Koundinya Wildlife Sanctuary: Pedduru, Keermanda), Bihar (Nalanda), Himachal Pradesh (Solan: Dharampur), Karnataka (Bangaluru, Chikkamagluru), Madhya Pradesh (Jabalpur, Narsighpur, Mandla), Odisha (Angul), and Tamil Nadu.	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF3E652FE582F927556F9E7.taxon	description	(Figures 9 (d), 19 (c ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF3E652FE582F927556F9E7.taxon	materials_examined	Type locality Yembung, Abor (Ochs, 1925). Type material ‘ Type // Yembung / 1,100 feet / Abor Exp. Kemp / 8 – 9 – 11 – 12 // 3053 / 20 // Orectochilus kempi Ochs’ [NZSI].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF3E652FE582F927556F9E7.taxon	distribution	Distribution in India (Figure 19 (c )) Arunachal Pradesh (East Siang: Yembung).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF2E650FE0E2CC07691FF3E.taxon	description	(Figures 11 (c), 18 (c ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF2E650FE0E2CC07691FF3E.taxon	materials_examined	Type locality Ind. Orient (Régimbart 1884). Material examined INDIA: Bihar: Patna, 25.61501 ° N, 85.151501 ° E, 6 exs., 18 February 1954, leg. A. P. Kapur [11525 / H 4]. Jharkhand: Pashchimi Singhbhum, Chakradharpur, 22.67662 ° N, 85.625503 ° E, 3 exs., 10 November 1918, leg. N. A. and F. G. [1006 / H 4]; Pashchimi Singhbhum, Kumdih, 22.54788 ° N, 85.274889 ° E, 30 exs., 25 February 1964, leg. A. P. Kapur [11520 / H 4]; Khunti, 23.08038 ° N, 85.27736 ° E, 5 exs., 17 February 1954, leg. A. P. Kapur [11521 / H 4]; Godda, Manoharpur, 24.92643 ° N, 87.327654 ° E, 18 exs., 26 February 1954, leg. A. P. Kapur [11522 / H 4]; Ranchi, Horhap, 23.33097 ° N, 85.467085 ° E, 18 exs., 6 February 1954, leg. A. P. Kapur [11523 – 11524 / H 4]. Madhya Pradesh: Bhopal, Raipur, 23.4299 ° N, 77.414972 ° E, 1 ex., 1 March 1927, leg. H. S. Pruthi [1007 / H 4]; Balaghat, Koilari, 21.66726 ° N, 79.610988 ° E, 4 exs., 1 November 1927, leg. H. S. Pruthi [1020 / H 4]; Chhindwara, Mohgaon, 21.64066 ° N, 78.734917 ° E, 1 ex., 17 November 1927, leg. H. S. Pruthi [916 / H 4]; Chhindwara, Mohgaon, 21.64066 ° N, 78.734917 ° E, 11 exs., 9 June 1927, leg. B. N. Chopra [917 – 919 / H 4]; Anuppur, Amarkantak, 22.68223 ° N, 81.753222 ° E, 2 exs., 1 January 1927, leg. H. S. Pruthi [990 / H 4]; Jabalpur, 23.17657 ° N, 79.949311 ° E, 1 ex., 29 March 1962, leg. P. Singh [4375 / H 4 A]. Maharashtra: Mumbai Central, 18.96933 ° N, 72.819948 ° E, 1 ex., 3 November 1965, leg. T. G. Vazirani [4833 / H 4 A]. Uttar Pradesh: Muzafarnagar, Mandla, 29.61054 ° N, 77.820865 ° E, 2 exs., 4 November 1963, leg. J. S. Bhatti [2914 – 2915 / H 4 A]. Uttarakhand: Dehradun, 30.32459 ° N, 78.033271 ° E, 1 ex., 18 February 1965, leg. T. D. Soota [4730 / H 4 A].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF2E650FE0E2CC07691FF3E.taxon	distribution	Distribution in India (Figure 18 (c )) Andhra Pradesh (Koundinya Wildlife Sanctuary: Kamalapalli, Galapalli, Kottur Thanda, Keeramanda), Bihar (Patna), Chhattisgarh (Amarkantak), Jharkhand (Chaibasa, Singhbhumi: Chakradharpur, Sanjai River, Ranchi, Damodar River, Gurmani River, Hazaribagh, Santal Parganas, Godda, Khunti), Kerala (Silent Valley National Park), Madhya Pradesh (Anuppur: Koilari, Khetgaon; Bhopal, Balaghat, Chhindwara, Mandla, Rewa, Jabalpur, Narmadapuram ‘ Hoshangabad’, Narsinghpur, Umaria: Jaithari Range), Maharashtra (Matheran, Charlotte Lake, Ratnagiri, Koyna and Venna Valley, Pune, Satara, Nasik, Mumbai), Odisha (Angul, Talcher, Gurguria), Rajasthan (Jodhpur: Kailana Lake, Morel River), Tamil Nadu (Nilgiri Hills: Mettupalayam), Telangana, Uttar Pradesh (Mirzapur, Muzafarnagar), and Uttarakhand (Dehradun). Global distribution Sri Lanka, India, and Iran.	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF1E650FE352D4B7685FDB3.taxon	description	(Figure 19 (c ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF1E650FE352D4B7685FDB3.taxon	materials_examined	Type locality Java (Régimbart 1882 b).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF1E650FEAC2F1B764DFB2E.taxon	description	(Figure 18 (d ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF1E650FEAC2F1B764DFB2E.taxon	materials_examined	Type locality Java (Aubé 1838).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF1E651FEEC29A7759DFE5E.taxon	description	(Figures 11 (d), 18 (d ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF1E651FEEC29A7759DFE5E.taxon	materials_examined	Type locality Dehradun, Uttar Pradesh, West Himalayas, Lachiwala (Ochs 1925).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF1E651FEEC29A7759DFE5E.taxon	distribution	Distribution in India Assam and Uttarakhand (Dehradun, Lachiwala).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF0E651FE042E1176C0FA1F.taxon	description	(Figures 11 (e), 18 (d ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF0E651FE042E1176C0FA1F.taxon	materials_examined	Type locality India (Régimbart 1884). Material examined INDIA: Arunachal Pradesh: Anjaw, Hawai, 27.915910 ° N, 96.78566 ° E, 15 exs., 15 October 2023, leg. D. Gupta and party. West Bengal: Darjeeling, Mungpoo, 26.97297 ° N, 88.37011 ° E, 2 exs., 31 October 1917, leg. N. A. and P. G. [982 / H 4]; Jalpaiguri, Ghumti, 26.52046 ° N, 88.719625 ° E, 2 exs., 1 January 1914, leg. Lord Carmichael [987 – 988 / H 4].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF0E651FE042E1176C0FA1F.taxon	distribution	Distribution in India (Figure 18 (e )) Arunachal Pradesh (Anjaw), Sikkim (Gangtok), Uttarakhand (Dehradun, Kumaon, Chakrata), and West Bengal (Darjeeling: Kurseong, Ghoom, Mongpoo, Pashok, Jalpaiguri). Global distribution China, Laos, India, and Nepal.	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF0E656FE6F2A6174D9FDF0.taxon	description	(Figure 18 (d ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF0E656FE6F2A6174D9FDF0.taxon	materials_examined	Type locality Sudindian, Madras, Anamalai Hills, 3500 ft., Cinchona (Ochs 1966 b). Material examined INDIA: Kerala: Malappuram, Tropical Rain Forest, 11.052255 ° N, 76.069248 ° E, 8 exs., 24 March 1991, leg. P. M. Sureshan and Party [30704 / H 4 A]; Palakkad, Pulickal, Parambikulam Wildlife Sanctuary, 10.444272 ° N, 76.813739 ° E, 12 exs., 27 January 1997, leg. K. C. Gopi [30506 / H 4 A].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF0E656FE6F2A6174D9FDF0.taxon	distribution	Distribution in India (Figure 18 (d )) Kerala (Parambikulam Wildlife Sanctuary) and Tamil Nadu (Annamalai Hills).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF7E656FE622EE7748EFA9C.taxon	description	(Figures 11 (f), 18 (a ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF7E656FE622EE7748EFA9C.taxon	materials_examined	Type locality W. Himalayas, Naini Tal Dt., Bareni (Ochs 1925). Material examined INDIA: Himachal Pradesh: Solan, Kasauli, 30.90008 ° N, 76.96243 ° E, 2 exs., 1 January 1929, leg. S. M. Puri [1014 / H 4]; Solan, 30.90593 ° N, 77.097321 ° E, 2 exs., 05 May 1997, leg. H. P. Agrawal [20743 / H 4 A].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF7E656FE622EE7748EFA9C.taxon	distribution	Distribution in India (Figure 18 (a )) Andhra Pradesh (Koundinya Wildlife Sanctuary: Galapalli), Himachal Pradesh (Shimla, Kasauli, Dharampur, Koara), Haryana (Punchkula: Kalka), Punjab (Ambala, Patiala, Ludhiana), and Uttarakhand (Nainital, Almora, Kumaon, Kathgodam).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF7E657FE9A2A4275C7FBD2.taxon	description	(Figures 12 (a), 19 (a ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF7E657FE9A2A4275C7FBD2.taxon	materials_examined	Type locality Sikkim, Pedong (Régimbart 1886). Material examined INDIA: Uttarakhand: Almora, 29.59731 ° N, 79.665338 ° E, 1 ex., 11 May 1930, leg. H. A. Pruthi [4835 / H 4 A]. West Bengal: Darjeeling, Pashok, 27.07072 ° N, 88.394636 ° E, 2 exs., 1 January 1929, leg. F. H. Gravely [1013 / H 4]; Darjeeling, Kurseong, 26.88214 ° N, 88.278851 ° E, 1 ex., 24 September 1941, leg. H. A. Hafiz [4834 / H 4 A].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF7E657FE9A2A4275C7FBD2.taxon	distribution	Distribution in India (Figure 19 (a )) Himachal Pradesh (Solan, Shimla), Meghalaya (Khasi Hills), Punjab, Sikkim, Uttar Pradesh, Uttarakhand (Almora, Kumaon, Bhimtal), and West Bengal (Darjeeling, Kurseong, Kalimpong, Pedong, Singla, Sukna, Pashok, Teesta). Global distribution India, Nepal, Myanmar, Thailand, Laos, and Vietnam.	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF6E657FE352839745AF943.taxon	description	(Figures 13 (a), 19 (a ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF6E657FE352839745AF943.taxon	materials_examined	Type locality India: Orissa, Mayurbhanj Dist., Simlipal Hills, Chahala Nulla (Vazirani, 1958). Type material ‘ Holotype // INDIA / Chahala Nulla / Simlipal Hills / Mayurbhanj / Orissa / 1958 / Vazirani // 9657 – 9659 / H 4 A, 9677 / H 4 A // Orectochilus (Patrus) orissaensis Vazirani’ [NZSI].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF6E657FE352839745AF943.taxon	distribution	Distribution in India (Figure 19 (a )) Madhya Pradesh (Jabalpur) and Odisha (Mayurbhanj, Simplipal).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF5E654FE072D407688F98E.taxon	description	(Figures 12 (b), 19 (b ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF5E654FE072D407688F98E.taxon	materials_examined	Type locality India (Régimbart 1884). Material examined INDIA: Jharkhand: Godda, Manoharpur, 24.92643 ° N, 87.327654 ° E, 9 exs., 26 February 1954, leg. A. P. Kapur [11527 / H 4]; Hazaribagh, 23.99247 ° N, 85.363676 ° E, 1 ex., 11 February 1954, leg. A. P. Kapur [11528 / H 4]. Madhya Pradesh: Anuppur, Amarkantak, 22.68223 ° N, 81.753222 ° E, 1 ex., 1 January 1927, leg. H. S. Pradhan [994 / H 4]. Maharashtra: Nasik, Dindori, 20.20451 ° N, 73.832436 ° E, 1 ex., 6. June 1927 [885 / H 4] – 14 ex., 23. v. 1927 [886 – 890 / H 4], 10 exs., 8 June 1927 [901 – 909 / H 4], leg. B. N. Chopra. Meghalaya: West Garo Hills, 25.49974 ° N, 90.333291 ° E, 1 ex., 1 March 1917, leg. S. Kemp [983 / H 4]. West Bengal: Kolkata, 22.56386 ° N, 88.346952 ° E, 1 ex., 6 December 1925, leg. R. B. S. Sewell [884 / H 4], 8 exs., 26 October 1949, leg. A. P. Kapur [8061 – 8066; 8044 / H 4].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF5E654FE072D407688F98E.taxon	distribution	Distribution in India (Figure 19 (b )) Assam (Dibrugarh, Mangaldai), Bihar (Pusa: Bankipur), Chhattisgarh, Jharkhand (Singhbhoom, Manbhum, Konbir, Godda, Hazaribagh), Kerala (Cochin, Thiruvananthapuram, Vembanaad Lake, Kozhikode ‘ Calicut’), Madhya Pradesh (Amarkantak, Annuppur, Mandla, Dindori, Umaria: Jaithari Range, Jabalpur), Maharashtra (Nasik), Meghalaya (Garo Hills, Damalgiri, Ganool Riveri), Puducherry (Mahe), (‘ Madras’ Chennai), Tripura (Rudra Sagar), and West Bengal (‘ Calcutta’ Kolkata: Garia; Darjeeling, Sunderban, Siliguri, 24 Brahmani River, Medinipur, Nadia, Botanical Garden). Global distribution Borneo, Cambodia, China, Cochinchina, India, Indonesia, Malaysia, Myanmar, Sri Lanka, Thailand, and Vietnam.	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF4E655FEDF2CC07501FC73.taxon	description	(Figures 12 (c), 19 (a ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF4E655FEDF2CC07501FC73.taxon	materials_examined	Type locality: Kodaikanal, Tenmalai, Courtellam (Régimbart 1886). Material examined INDIA: Kerala: Kozhikode, Jeerkapara, 11.272624 ° N, 75.794995 ° E, 3 exs., 4 October 1982, leg. K. N. Nair [30504 / H 4 A]; Kasaragod, Santhimala, Parappa R. F., 12.4992638 ° N, 75.182189 ° E, 1 ex., 24 October 1993, leg. K. C. Gopi [30505 / H 4 A]; Waynad, Vattapoil, 11.478575 ° N, 76.172490 ° E, 13 exs., 2 March 1994, leg. P. M. Sureshan [30503 / H 4 A]; Thirisur, Vellanimala, 11.5250024 ° N, 76.155667 ° E, 14 exs., 9 December 1995, leg. K. C. Gopi [30502 / H 4 A]; Palakkad, Pulickal, Parambikulam Wildlife Sanctuary, 10.444272 ° N, 76.813739 ° E, 12 exs., 27 January 1997, leg. K. C. Gopi [30506 / H 4 A].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF4E655FEDF2CC07501FC73.taxon	distribution	Distribution in India (Figure 19 (a )) Kerala (Tenmalai Courtellum) and Tamil Nadu (Annamalai Hills: Cinchona, Kadamparai; Kodaikanal, Kuttalam ‘ Courtallum’).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF4E655FE22280876D5F935.taxon	description	(Figures 13 (b), 18 (d ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF4E655FE22280876D5F935.taxon	materials_examined	Type locality Bengal, Brahmani River (Vazirani 1958). Type material ‘ Holotype // INDIA / Brahmani River / West Bengal / 7.8. iii. 1931 / S. Ribeiro // ♂ // 9678 H 4 // Orectochilus ribeiroi Vazirani’ [NZSI].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF4E655FE22280876D5F935.taxon	distribution	Distribution in India (Figure 18 (d )) Bihar (Muzzafarpur), Uttar Pradesh (Mirzapur), Odisha, and West Bengal (Brahmani River, Sunderban Biosphere Reserve).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFFBE65AFECC2D5D743BFA77.taxon	description	(Figures 12 (d), 18 (b ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFFBE65AFECC2D5D743BFA77.taxon	materials_examined	Type locality Java (Régimbart 1882 b). Material examined INDIA: Jharkhand: Pashchimi Singhbhum, Chakradharpur, 22.67662 ° N, 85.625503 ° E, 1 ex., 1 December 1927, leg. H. S. Pruthi [999 / H 4]; Ranchi, Horhap, 23.33097 ° N, 85.467085 ° E, 1 ex., 5 February 1954, leg. A. P. Kapur [11529 / H 4]; Godda, Manoharpur, 24.92643 ° N, 87.327654 ° E, 1 ex., 26 February 1954, leg. A. P. Kapur [11530 / H 4]. Uttar Pradesh: Shahjahanpur, Sandia, 28.22642 ° N, 80.007377 ° E, 6 exs., 1 December 1927, leg. H. S. Pruthi [1011 / H 4]. West Bengal: Darjeeling, Kalimpong, 27.05977 ° N, 88.471383 ° E, 1 ex., 1 November 1927, leg. H. S. Pruthi [1017 / H 4].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFFBE65AFECC2D5D743BFA77.taxon	distribution	Distribution in India (Figure 18 (b )) Assam (Kairkhana), Bihar, Jharkhand (Santal Parganas, Ranchi, Pashchimi Singhbhum), Madhya Pradesh (Annupur: Koilari, Ratlam, Rewa, Mandla, Narmadapuram ‘ Hoshangabad’: Sandia), Maharashtra (Aurangabad, Nanded), Odisha (Balasore), Uttar Pradesh (Mirzapur, Shahjahanpur), and West Bengal (Darjeeling: Kalimpong). Global distribution Myanmar, India, Indonesia, and Vietnam.	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFFBE65AFECC2D5D743BFA77.taxon	discussion	Remarks This is the first record of this species from West Bengal.	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFFBE65BFE3429847550FF3E.taxon	description	(Figure 19 (c ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFFBE65BFE3429847550FF3E.taxon	materials_examined	Type locality Cochinchina: Phu – Quoc (Régimbart 1884).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFFAE65BFE8B2D9B74A9FA5C.taxon	description	(Figures 12 (e), 19 (d ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFFAE65BFE8B2D9B74A9FA5C.taxon	materials_examined	Type locality Nilgiri (Guérin-Méneville 1840). Material examined INDIA: Kerala: Idukki, Mathikettam Shola, Eravikulam, 9.984684 ° N, 77.246434 ° E, 4 exs., 10 April 202, leg. P. M. Sureshan [30819 / H 4 A]. Tamil Nadu: Nilgiri, Ooty, 11.4103 ° N, 76.695032 ° E, 1 ex., 1 January 1928, leg. S. L. Hora [930 / H 4]; Coimbatore, Mettupalayam, 11.2822 ° N, 76.8071 ° E, 2 exs., 5 April 1919, leg. N. Annandale and R. B. S. Sewell [1010 / H 4]. West Bengal: Darjeeling, 27.036 ° N, 88.262776 ° E, 1 ex., 29 June 1918, leg. S. Kemp [931 / H 4] – 2 exs., 13 January 1923, leg. S. Kemp [932 / H 4].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFFAE65BFE8B2D9B74A9FA5C.taxon	distribution	Distribution in India (Figure 19 (d )) Andhra Pradesh, Karnataka (Bengaluru), Kerala (Cochin, Silent Valley Natioal Park), Madhya Pradesh (Betul), Maharashtra, Puducherry (Mahe), Tamil Nadu (Nilgiri Hills, Ootacamund, Coonoor River, Kotagiri, Palni, Hills, Kodaikanal, Shenbagnur, Madura, Dindigul, Trichinopoli, Chennai ‘ Madras’, Cinchona, Kadamparai), Telangana (Hyderabad: Durgam Cheruvu, Ameenpur Lake), and West Bengal (Darjeeling).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF9E658FE1D2CC076B6FC50.taxon	description	(Figures 13 (c), 18 (b ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF9E658FE1D2CC076B6FC50.taxon	materials_examined	Type locality Assam, Shillong (Ochs 1929 a). Type material ‘ Assam / Shillong / 4,500 – 5,000 ft. // Typus // 222 h 4 // Orectochilus similis Ochs’ [NZSI]. Another specimen with the same locality and label data [923 H 4] [NZSI].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF9E658FE1D2CC076B6FC50.taxon	distribution	Distribution in India (Figure 18 (b )) Meghalaya (Shillong) and West Bengal (‘ Calcutta’ Kolkata, Sunderban Biosphere Reserve, South 24 Parganas, Brahmani River). Global distribution China, India, and Laos.	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF9E658FE182FAB750DFAB9.taxon	description	(Figure 18 (d ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF9E658FE182FAB750DFAB9.taxon	materials_examined	Type locality Uttar Pradesh, Nainital (Fery 2014).	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF8E659FE2F2CC074EDFDC9.taxon	description	(Figures 13 (d), 19 (c ))	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
7D6D87BDFFF8E659FE2F2CC074EDFDC9.taxon	materials_examined	Type locality Assam, Shillong (Ochs 1929 a). Type material ‘ Assam / Shillong / 4,500 – 5,000 ft. // Type // 921 H 4 // Orectochilus volubilis Ochs’ [NZSI]. Another specimen with the same locality and label data [920 H 4] [NZSI].	en	Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar, Ghosh, Sujit Kumar (2025): A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist. Journal of Natural History 59 (17 - 20): 1267-1338, DOI: 10.1080/00222933.2025.2474742, URL: https://doi.org/10.1080/00222933.2025.2474742
