Gatesclarkeana idia Diakonoff, 1973

Muadsub, Sopita & Pinkaew, Nantasak, 2023, The first checklist of the tribe Olethreutini (Lepidoptera: Tortricidae: Olethreutinae) of Thailand, Zootaxa 5349 (1), pp. 1-65 : 19-20

40. Gatesclarkeana idia Diakonoff, 1973

Gatesclarkeana idia Diakonoff, 1973 , Zool. Monogr. Rijksmus. Nat . Hist. 1: 8. Type locality: Indonesia, “ West Java, Sindanglaja ”. Holotype (♁): NCB.

Gatesclarkeana idea Kawabe, 1975 , Trans. Lepid. Soc. Japan 28: 31. [no type]

Distribution outside Thailand: Bali, Borneo, and Indonesia ( Diakonoff 1973), China ( Diakonoff 1973, Kawabe et al. 1992), Japan ( Nasu & Komai 2013), Vietnam ( Nedoshivina 2013), and Laos ( Pinkaew & Phewphanh 2017).

Distribution in Thailand: C–– Nakhon Nayok Prov. (Khao Yai N.P.), Phitsanulok Prov. (Muang), Saraburi Prov. (Namtok Samlan N.P. and Sao Hai Dist.), and Uthai Thani Prov. (Huai Kha Khaeng W.S.), E–– Chanthaburi Prov. (Ang-et Community Forest, Khao Khitchakut N.P., Khao Kluea, Khao Soi Dao W.S., and Phlio Waterfall N.P.), Prachinburi Prov. (Khao Yai N.P.), Sa Kaeo Prov. (Pang Sida N.P.), and Trat Prov. (Trat Agroforestry R.St.), N–– Chiang Mai Prov. (Doi Chiang Dao W.S., Doi Pakia, Doi Pha Hom Pok N.P., Doi Suthep-Pui N.P., Fang, and Omkoi W.S.), NE–– Chaiyaphum Prov. (Chulabhorn Dam and Phu Khieo W.S.), Loei Prov. (Phu Ruea N.P.), Nakhon Ratchasima Prov. (Khao Yai N.P. and Sakaerat Environmental R.St.), and Ubon Ratchathani Prov. (Sirindhorn Dam), S–– Nakhon Si Thammarat Prov. (Khao Nan N.P.), Phuket Prov. (Ton Sai Waterfall), and Narathiwat Prov. (Hala-Bala W.S.), and W–– Kanchanaburi Prov. (Ban Tha Kradan Community Forest, Ban Wang Sing Community Forest, Chaloem Rattanakosin N.P., Erawan N.P., Sahakorn Nikhom Community Forest, and Thong Pha Phum N.P.), and Phetchaburi Prov. (Kaeng Krachan N.P), ( Kawabe 1989; Roland, personal communication; KKIC).

Host plants: In Thailand, caterpillars feed on Anacardiaceae : Mangifera indica , Annonaceae : Polyalthia cauliflora , Clusiaceae : Garcinia mangostana , Sapindaceae Dimocarpus longan , Nephelium lappaceum , and Xerospermum noronhianum ( Brown et al. 2019; Kuroko & Lewvanich 1993; Robinson et al. 2023). Caterpillars also feed on Euphorbiaceae : Aleurites sp. , Nephelium sp. , and Ricinus sp. , Fabaceae : Acacia mangium , Lamiaceae : Perilla sp. , Oxalidaceae : Averrhoa carambola , Malvaceae : Durio sp. , Myrtaceae : Syzygium sp. , Rutaceae : Citrus sp. , Theaceae : Camellia sinensis , and Verbenaceae : Lantana sp. ( Diakonoff 1973; Robinson et al. 2023).

Remarks: Specimens from Thailand were collected in agroforestry area, recovered forest of old para-rubber plantation, moist evergreen forest, mixed deciduous forest, deciduous dipterocarp forest, dry evergreen forest, and hill evergreen forest at 19– 1,500 m. Robinson et al. (1994) also reported this species from Thailand but did not mention about province, location, and elevation.