Comparative morphology study of the male genitalia in the tribe Astathini from China (Coleoptera: Cerambycidae) Author He, Si-Yao Author Chen, Li Author Liu, Zhi-Ping text Zoological Systematics 2015 40 2 197 211 http://zoobank.org/e756d8e7-f490-44a1-a07e-048e64951104 journal article 10.11865/zs.20150205 2095-6827 7176506 E756D8E7-F490-44A1-A07E-048E64951104 3.1.11 Tetraophthalmus episcopalis (Chevrolat, 1852) ( Figs 2E , 3E , 4I–J ) Tegmen about 3.5 times as long as wide, slightly curved; lateral lobes long, about 1/4 times as long as tegmen, narrowed toward apex, about 2.3–2.4 times as long as wide; with long hairs at apical 1/2 and dense setae at base; roof very short, about 0.5 times as long as lateral lobes; apex protruding at middle; apical margin straight; ringed part converging at apex, apex slightly fishtail. Median lobe plus median struts slightly curved, about 4.6 times as long as wide; median lobes 1.6 times as long as median struts; dorsal plate slightly shorter than ventral plate, apex slightly pointed. Internal sac with rod at apex, rod thick and about 1/3 times as long as median lobe plus median struts. 8th abdominal tergaum transverse, 0.8 times as long as wide; apex slightly concave, with dense setae; 8th abdominal sternum slightly shorter and narrower than tergaum, apex round, with long setae on lateral sides; spiculum gastrale a little short, about 1.4 times as long as tergaum.