Hydatothrips and Neohydatothrips (Thysanoptera, Thripidae) of East and South Asia with three new species from Taiwan Author Wang, Chin-Ling text Zootaxa 2007 2007-09-05 1575 1 47 68 https://biotaxa.org/Zootaxa/article/view/zootaxa.1575.1.3 journal article 10.11646/zootaxa.1575.1.3 1175­5334 5096889 Key to the genera of Sericothripini 1. Abdominal tergites II–VII completely covered with microtrichia, posteromarginal combs complete and of similar structure on each tergite, median setae similarly placed and of equal size .................... Sericothrips -. Abdominal tergites II–VII with dense microtrichia on lateral thirds, median area smooth or at most with sparse microtrichia, posteromarginal comb lacking or very short medially; median setae short on tergites II–IV, longer on V–VIII............................................................................................................................... 2 2. Metasternum forming two arms with a median V-shaped apodeme ( Fig. 1A )......................... Hydatothrips -. Metasternum connected in the middle with a T-shaped or Y-shaped apodeme ( Fig. 1B ) .. Neohydatothrips