212 Memoirs of the Indian Museum. [Voiv. Ill, 



at an angle of about 120°, and canthus in a straight line ; external angle of canthus 

 about 120°; apical angle of supra-orbital ridge also about 120°, but somewhat 

 rounded; central tubercle with proximal vertical part about twice as thick as distal 

 horizontal part when seen from the side, but only about two-thirds as thick when 

 seen from above, extremity concave. Pronotum polished with small deep circular 

 scars; anterior margin slightly undulating, distinctly concave as a whole- sides 

 parallel ; marginal groove complete, rather indistinctly punctured in front ; median 

 groove complete and deep. Prothorax beneath much as in the following species. 

 Scutelktm smooth ; mesothoracic episterna punctured above (rather sparsely except 

 close to upper margin), smooth below and behind ; mesosternum smooth and polished 

 throughout. Metasternum faintly ridged in middle line, lateral areas somewhat 

 broader behind than in front; lateral and anterior intermediate areas finely (but 

 not very closely) punctured and hairy, the rest smooth and polished. Second 

 abdominal sternum somewhat rugose between posterior coxae and along middle of 

 extreme posterior margin ; succeeding abdominal sterna polished throughout. Elytra 

 unpunctured except in the grooves. Tibiae of second legs armed with a small spine 

 on the outer side about two-thirds down, those of the third pair with this spine 

 obsolete. 



Genus CERACUPES, Kaup. 

 Ceracupes fronticornis (Westwood). 

 PI. xi, fig 12. 

 Regd. No. '"'^ Gopaldhara, Ruugbong Valley, Darjeeling District. H. Stevens (coll. W. K. Webb). 

 Description. — Length 22'5 mm. Differs from C. austeni in the following respects 

 only. Anterior margin of mentum not prominent in middle line, without marginal 

 groove. Central tubercle of head broader above, broadly bifid at apex; external 

 angle of canthus less acute, containing slightly more than 90°. 



Ceracupes austeni, Stoliczka. 

 PI. xi, figs ii-iia. 



Regd. No. ff *"^ Dafla, Camp 9 s 



632|z.- «±i5 Dikrang Valley I 



„ !fl (type) ^ Naga Hüls | ^^ ^- Godvvm-Austen. 



^^ B3o^9-Go Mauipur J 



Description. — Length 20-25 mm. Labrum approximately rectangular, transversely 

 ridged behind a concave anterior portion which faces forwards and upwards and is 

 fringed, but not itself covered, with long brown hair. Upper tooth of mandibles very 

 long, straight, slender, blimtly pointed distally, flattened and rugosely striate above 

 and on inner side, at least twice as long as terminal part of mandible, and often 



' This specimen seems to have been entered in our register originally under the No. ~, and subse- 

 quently to have been entered again under a fresh number. 



