Bacchisa comata ( Gahan, 1901 )

He, Si-Yao, Chen, Li & Liu, Zhi-Ping, 2015, Comparative morphology study of the male genitalia in the tribe Astathini from China (Coleoptera: Cerambycidae), Zoological Systematics 40 (2), pp. 197-211 : 204-205

3.1.5 Bacchisa comata ( Gahan, 1901) ( Figs 5C , 6C, 7B)

Tegmen about 3.6 times as long as wide; lateral lobes short, about 1/10–1/11 times as long as tegmen, sub-cylindrical, about 1.5–1.6 times as long as wide; with dense short hairs, apex covered with long hairs; roof approximately as long as lateral lobes; apex dehiscent; basal margin arcuate, apical margin sinuate; ringed part converging at apex, apex flat. Median lobe plus median struts slightly curved, about 5.3 times as long as wide; median lobes 3.3 times as long as median

© Zoological Systematics, 40(2): 197–211 struts; dorsal plate slightly shorter than ventral plate, apex sharp-pointed. Internal sac with rod at apex, rod longer than median lobe plus median struts. 8th abdominal segment tergaum sub-square, 0.9 times as long as wide; apex flat, with dense long setae on lateral sides; 8th abdominal sternum slightly longer and narrower than tergaum, apex slightly concave, with dense long hairs; spiculum gastrale long, about 1.6 times as long as tergaum.

© Zoological Systematics, 40(2): 197–211

Figures

Fig. 5. Tegmen of Bacchisa, dorsal view. A–F. R2> 1/20. A. B. atritarsis. B. B. basalis. C. B. comate. D. B. dioica. E. B. fortunei. F.B. rigida. G. R2 <1/20, B. guerryi. Scale bar=0.5mm.