232 CEBAMBYCID-E. 



apex on the anterior side. Prothorax somewhat indistinctly rugu- 

 lose-punctate ; the disc with a postero-median tubercle, which has 

 a very short, small, glossy carina on top ; the black spots very 

 slightly raised. Elytra finely and not very densely punctulate, 

 rounded at the apex, sometimes slightly truncate or emarginate 

 near the suture, armed with a short sutural tooth ; each with a 

 slightly raised, median, longitudinal costa. Body beneath finely 

 and very densely punctulate, somewhat less finely and less densely 

 on the metasternurn than elsewhere. Femora minutely and 

 densely punctulate. 



Length 13^-17 ; breadth 3-4 mm. 



Hob. Northern India : (?) Assam. 



Group PROTHEMINI. 



Antenual supports slightly raised, emarginate in front; genae 

 rather long: eyes finely facetted, emarginate. Prothorax un- 

 armed, rounded at the sides. Elytra rather short and relatively 

 broad, somewhat flattened above, the epipleures distinct from 

 base to apex Legs long ; hind femora extending past the apex 

 of the elytra ; hind tarsi long, the first joint laterally compressed, 

 longer than the second and third united. Front coxae globular, 

 not prominent ; their acetabula rounded on the outer side, closed 

 posteriorly. Acetabula of middle coxae extended to the epimera. 

 Episterna of metathorax broad, more or less parallel-sided, truncate 

 posteriorly. Abdomen convex, its first segment long, especially 

 in the . Wing-vein Cu 1 simple, Cu 2 absent. 



Synopsis of Genera. 



A. Lateral margins of elytra rounded near base, 



sinuate in middle ...................... HOMALOMELAS, p. 232. 



B. Lateral margins of elytra nearly straight . . PROTHEMA, p. 235. 



Genus HOMALOMELAS. 



Homalomelas, White, Cat. Coleopt. B. M., Longic. p. 216 (1855) ; 

 Lacord. Gen. Coleopt. viii, p. 525 (1869). 



Type, H. gracilipes, Parry. 



Range. Ceylon. 



$ . Head feebly concave between the antennae, grooved above ; 

 clypeus depressed ; eyes finely facetted, emarginate, moderately 

 large ; cheeks moderately long ; gula transversely wrinkled, pro- 

 duced in a short mentigerous process. Antennae a little longer 

 than the body, Avith the last seven joints compressed, the sixth to 

 the tenth more or less angulate anteriorly at the apex ; the fourth 

 and fifth subequal, each much shorter than the third, and also 

 shorter than any of the succeeding joints. Prothorax unarmed 

 at the sides, subcylindrical. finely ridged or granulated above. 

 Elytra somewhat flattened above, with the sides extended vertically 



