154 CEBAMBYCIDyE. 



truncate with the angles acute. Hind femora not reaching to the 

 apex of the elytra in the female. 



Length 12-17; breadth 3-4 mm. 



Hob. Assam: Sylhet; Burma: Euby Mines district (Doherty}. 



Group CALLIDIOPSINI. 



Head not strongly exserted ; eyes coarsely facetted, deeply einar- 

 ginate, with anteriorly extended lower lobe; gense short; gula 

 with short mentigerous process ; ligula membranous. Antenna3 

 not spined, usually pubescent, often ciliated beneath, longer as a 

 rule than the body in the d 1 . Prothorax cylindric or ovate, 

 sometimes more or less transverse ; unarmed at the sides. .Front 

 coxae globular; their acetabula rounded on the outer side, open 

 posteriorly. Acetabula of middle coxas not extended to epimera. 

 Vein Cu 1 of hind wings usually bifurcate, Cu 2 absent. 



Synopsis of Genera. 



A. Prothorax broader than long, strongly 



rounded at the sides. 



a. Antennae densely ciliated, third joint 



much longer than first GELONJETHA, p. 154. 



b. Antennae sparsely ciliated, third joint 



not longer than first TRINOPHYLTJM, p. 155. 



B. Prothorax longer than broad, slightly or 



not rounded at sides. 



a. Tibiax not curved, not carinate on outer 



border. 

 '. Fourth antennal joint shorter than 



first CERESIUM, p. 156. 



b'. Fourth antennal joint longer than first. SALPINIA, p. 163. 



b. Tibia? curved, carinate on outer border . . STENYGEINUM, p. 164. 



Genus GELONJETHA. 



Gelontetha, Thorns. Rev. et Mag. de Zool. 1878, p. 12. 

 Astrimus, Sharp, Trans. Ent. Soc. 1878, p. 204. 



Type. G. Mrta, Fairm. 



Range. That of the type species. 



Head short, with the antennal supports slightly raised ; the 

 clypeus and genae very short ; the eyes rather large, coarsely 

 facetted, emarginate. Antennas hairy, almost as long as the body 

 in the $ , longer than it in the <$ ; third joint distinctly longer 

 than the fourth or fifth and still longer than the first ; fourth to 

 sixth subequal, seventh to tenth gradually shorter. Prothorax 

 rounded at the sides, broader than long, feebly convex above ; 

 the disc somewhat flattened and furnished with a few small 

 callosities. Elytra rounded at the apex, each armed with a 

 small spine or tooth at the suture. Legs moderately long; the 

 femora compressed subfusiform ; first joint of middle tarsus as 



