The genus Bactrothrips in China (Thysanoptera: Idolothripinae): morphological and molecular data, and a key with two new species Author Dang, Lihong Author Qiao, Gexia text Zootaxa 2012 3449 47 61 journal article 10.5281/zenodo.214517 d71352db-3f57-478e-8a1b-4330773de57e 1175-5326 214517 Key to Chinese Bactrothrips species 1. Eyes posteriorly prolonged on ventral surface ( Fig. 32 )............................................. B. flectoventris - Eyes not prolonged on ventral surface ( Figs 31, 33–37 )........................................................ 2 2. Sense-cones on antennal segment III well developed, longer than one third of this segment ( Fig. 1 )..................... 3 - Sense-cones on antennal segment III shorter than one third of this segment ( Fig. 15 )................................ 4 3. Tibiae largely dark brown, but yellowish at extreme bases and apices; lateral tubercles on male abdominal segment VI bicoloured, with basal 1/4 dark brown....................................................... B. elongatus n. sp . - Hind legs bicoloured, at least distal third of hind tibiae yellowish; lateral tubercles on abdominal segment VI largely dark brown, with extreme apices yellow................................................................. B. honoris 4. Tibiae largely dark brown, with extreme bases and apices yellowish.............................. B. furvescrus n. sp. - Tibiae distinctly bicoloured, about yellow at apical half and dark brown at basal half................................ 5 5. Interocellar setae on head the longest ( Fig. 34 )...................................................... B. pictipes - Mid-dorsal setae on head the longest ( Figs 31, 35 )............................................................ 6 6. Postocellar setae much longer than postoculars, about 3–5 times as long as diameter of posterior ocelli........ B. brevitubus - Postocellar setae much shorter than postoculars, about 1–1.5 times as long as diameter of posterior ocelli.................................................................................................... B. quadrituberculatus