( 395 ) 



New Genera and Sjteciis of Callichkomes^ (Colecptera Longi- 

 ccmia); by H. W. Bates. F.L.S. 



Colobus fnlvHS. 



FuItus. ventris seamentis dimidio basali maro-friscis : capitis 

 verrice. thoraee, elytris et pectore suhacreis dense velutinis : 

 thorace basi • tantimi sulcato-constricto : antennis Q. cor]:«C're 

 laulto breviorilius, arriculis basali et 2—10 apice extas acute 

 proiuctis : elytiis singulis rriangularibiis, metathoracem fiaululum 

 superantibus : lemoribns gradatim incrassatis. tibiis posticis mox 

 a basi modice dilatato-compresis, tarsis amcxilo 1 ca?teribti3 

 longitTidine a&qualL Long. 1 7 lin. 2 . 



Sylhet. From 31r. W. TV. Satrnders" collection ; probablr the 

 C. relytinvs. Satmd. in litt.. Mtmicli Cat. p. 2.901. 



AMPHIOXTHE. n. gen. 



Gei!. Poly^chi^is (Serr. ) affinis: divert antennis $ ralde elong- 

 atis, 11 aniculatis. Corp-us elongaram postice vis ansnstaniin, 

 supra placatum. !MandibuIse modica- eiongatse. Epistomate a 

 fronte sutxtra arcuata diviso. Palpi longitudine subsquales, 

 maxiilamm lobo baud elongate. Thorax latus, transversus, 

 tuberculo lateraH antice currato. Scut^llum lanceolatum. 

 Elytra apice truncata. Prostemum processu marginato. apic-e rer- 

 ti(ili : mesostemo medio subtuberculato. AMomen ^ segmeniis 

 ~j - : '::.to latt» apice tnmcato. Antennae $ corpore 



i-r - -^ velutinge. opaca, scapo gradatim clarato 



sii::-^ :: iu;i^u^^ 4to quam 3io xel 5to paulo breviori: 3—11 

 cariratisi 5—7 apice extns acute spinoas. Pedes modice elongati: 

 breriter pilosi: femora gradatiin paulo incrassata: tibia? posticae 

 a basi us^pue ad apicem recte modice compresso-dilatata? longius 

 et densins pilosis. 



A ret - i-nus, allied to P« ' ^ the form of the 



maxill-" . the arched sutu; ing the epislome 



1!"' : and the hairr hind libi*. In the antenna? it 



is : ■ : the length of these organs and the style of 



coloration, giving the insect the faci^ of Callichroma. 



