Genera of the Scirtothrips genus-group (Thysanoptera, Thripidae) with a new species of Siamothrips from Malaysia Author Mound, L. A. text Zootaxa 2015 4021 2 387 394 journal article 10.11646/zootaxa.4021.2.9 20dc9fa0-91f0-4bc3-8b2d-5ead61ffd0c2 1175-5326 239146 C811FF22-C410-40CA-BFA8-CA3918E5933B Biltothrips Bhatti, 1973 The only species in the genus was described from India , West Bengal, but has subsequently been reported from Thailand and Malaysia (Ng et al. 2014) as well as the Society Islands in the Pacific Ocean ( Hoddle et al. 2008b ). However, no information is available concerning the biology and host plant of this species. Within the Scirtothrips genus-group it is unique in lacking ocellar setae pair I, the usual pair of pre-ocellar setae (Ng et al. 2014).