Identification and host-plant associations of Australian Sericothripinae (Thysanoptera, Thripidae) Author Mound, Laurence A. Author Tree, And Desley J. text Zootaxa 2009 1983 1 22 journal article 10.5281/zenodo.185353 37564c83-4c78-4d07-86aa-2fc42b24be1f 1175-5326 185353 Key to genera of Sericothripinae 1. Usually micropterous, females rarely macropterous; metanotum with transverse rows of coarse microtrichia on posterior third ( Fig. 77 ); abdominal tergites fully covered medially and laterally with dense rows of microtrichia, major setae arising submarginally ( Fig. 78 ); tergal posterior margins with complete microtrichial comb ......... Sericothrips -. Always fully winged; metanotum without transverse rows of microtrichia, sculpture longitudinal ( Fig. 3 ); rows of discal microtrichia present only on lateral thirds of abdominal tergites ( Fig. 5 ); tergal marginal comb either present or absent medially ( Figs 5 , 10 , 72 ) .............................................................................................................................. 2 2. Metasternal anterior border with deeply U-shaped emargination, usually more than half as deep as length of this sclerite ( Figs 6 , 18 ) ................................................................................................................................... Hydatothrips -. Metasternal anterior border transverse, or with shallow emargination ( Figs 39, 43 , 49 , 71 ) .............. Neohydatothrips