Coleoptera frjm llu LvUia Empii'/'. 437 



slightly |iro(liiccd, the costic of tho elytra are .sharp, ami the 

 long reddish hairs are situated at regular intervals upou 

 thcni. 



Copridae. 

 Cassolus peninsuhiri.'i, sp. n. 



Latu9, convexus, nigro-cuprcus, pedibus castaneis, capite crcbro 

 punctato, (juiulridoutato ; prothorace subtditer punctato, lateriljii3 

 valde arcuatis, angulis posticis fero obsoletis ; elytris iminacu- 

 latis, striatis, striis subtUiter punctati.s ; pygidio fori. iter punc- 

 tato ; tibiis anticis serratis, doiitibus tribus validis, tarsorum 

 posteriorum articulis fere axiualibus. 



J . Tibiis anticis subtus unispinosis, dento apicali lato, truncate ; 

 tibiis posticis gracilioribus, sinuatis, iatus denticulatis. 



Long. 4-5 mm. 



Ilah. Perak, Penang. 



This is like the Indian species, but rather broader in form 

 and without the humeral spot. It is also less strongly 

 punctured, and in the structure of the legs peculiar to the 

 males there are remarkably pronounced difFerences between 

 the two. 



Onthophagus hiiffalo, sp. n. 



Niger, robnstus, elytris corporequo subtus brevitcr brunnco-sstosis ; 

 capite sat lato, subtihter rugoso-punctato, margine retlexo, baud 

 exciso ; prothorace ibrtiter punctato, marginato, postice pro- 

 funde longitudinaliter sulcato, lateribus sinuatis, angulis posticis 

 valde obtusis ; elytris striatis, iuterstitiis convexis, dense punc- 

 tatis ; pygidio fero rugose punctato ; metasterni medio nitido, 

 parce sat grosse punctato, 



S. Capite carinato, postice cornubus duobus curvatis, baud longis 

 armato, cornubus basi carina medio leviter dentata connexis ; 

 prothoracis dorso elevato, antice recte truncate, lateribus valde 

 deprcssis, fere impunctatis, nitidis, marginibus valde sinuatis, 

 autice contractis, baud productis ; tibiis anticis paulo cloiigatis. 



5 . Capite carina suturali aliaquc frontali medio dentata armato ; 

 prothorace carina transversa distincta munito. 



Long. 11-13 mm. 



Hah. Java, Borneo, Labuan. 



This is very closely reh\ted to 0. riif/idosuft, JIar., and 

 0. productus, Arrow, but the posterior part of the protliorax 

 is less sharj ly caiinated and more deeply sulcated longi- 

 tudinally in the middle. In the male the prothorax is less 

 narrowed and produced in front, and the anterior angles are 

 not hollowed out. The head in the same sex is less narrow, 

 it has a distinct carina upon the clypeal suture, and the 

 carina connecting the horns (which are of the same form) is 



