Onycholabis, Liang, Hongbin & Kavanaugh, David H., 2005

Liang, Hongbin & Kavanaugh, David H., 2005, A Review of Genus Onycholabis Bates (Coleoptera: Carabidae: Platynini), with Description of a New Species from Western Yunnan, China, The Coleopterists Bulletin 59 (4), pp. 507-520 : 510

Onycholabis acutangulus Andrewes, 1923:682 ( India)

Specimens Examined. Total 12 specimens: CHINA: Fujian Province, 1 female, ‘‘ Fujian Province, Fuzhou’’/‘‘ 17-X-1988, Yuanhong Chen’’; 1 male, ‘‘Province, Fuzhou, 13-VII-1978, Yuanhong Chen collector’’; Guangxi Province, 1 female, ‘‘Guangxi, Qinzhou’’/‘‘ 15-IV-1980, by light trap’’; Hong Kong, 1 male (NHM), ‘‘Hong Kong, Walker Coll., 93-58’’/‘‘ Onycholabis sp. nov. ’’/‘‘Borrowed from B. M.’’/‘‘ Onycholabis sp. n., det. Darlington, nr. acutangulus ’’; 1 male (NHM), ‘‘Hong Kong’’/ ‘‘Borrowed from B. M.’’/‘‘Pronotum process abnormal’’; 1 female (NHM), ‘‘Hong Kong, Walker coll., 93-58’’/‘‘Borrowed from B. M.’’; 1 male and 2 females (NHM), ‘‘Hong Kong, J. J. Walker’’/‘‘G. C. Champion Coll., B. M. 1927-409’’. INDIA: 1 male (NHM), ‘‘ Type, H.T’’/‘‘Haldwani Dist., Kumaon, India, H. G. C.’’/‘‘Brit. Mus., 1923–24’’/ ‘‘ Onycholabis acutangulus Andr. , Type, H. E. Andrewes det’’; 1 male (NHM), ‘‘India, U. P., Saharanpur Div. Silwalik Hills. 8.iv.1928. H. G. Champion’’/‘‘ Onycholabis acutangulus Andr., H. E. Andrewes det.’’/‘‘H. G. Champion Coll., B. M. 1953-156’’; 1 male (NHM), ‘‘India: U. P., Saharanpur Div. Silwalik Hills. 8. iv. 1928. H. G. Champion’’.

Description. Because Andrewes (1923:682–683) gave a detailed description, we simply add the following: PW/HW ¼ 1.20, PW/PL ¼ 1.24, PW/PAW ¼ 1.11, PAW/PBW ¼ 1.34, EW/PW ¼ 1.79, EL/EW ¼ 1.69; relative lengths of scape and antennomeres II–VI as follows: 1.00: 0.50: 2.00: 1.83: 1.33: 1.33; pro- and metepisterna coarsely punctate; apex at sutural angle rounded.

Distribution. Known from India, Assam, and China.