256 Mr. J. S. Baly's descriptions of 



Head longer than broad, wedge-shaped, clothed with 

 adpressed sericeous hairs ; antennge filiform, slightly thick- 

 ened towards the apex, the two outer joints fusco-fulvous ; 

 encarpas thickened, separated (their extreme apices ex- 

 cepted), by a wedge-shaped fovea ; labrum piceous. 

 Thorax nearly tmce as broad as long ; sides parallel ; 

 disk densely clothed with adpressed aureous hairs, closely 

 covered with round shallow punctures, surface obliquely 

 excavated on either side, transversely excavated on the 

 middle of the hinder disk, these excavations conjointly 

 forming an arcuate depression, w^hich extends entirely 

 across the thorax. Scutellum trigonate. Elytra much 

 broader than the thorax, oblong, parallel on the sides, 

 their apex regularly rounded ; disk convex, depressed 

 along the suture, rather strongly and regularly punctate- 

 striate, the interspaces finely rugulose- reticulate. 



Cerichrestus Thammi. 



Elongatus, modice convexus, sericeo pubescens, pedibus 

 flavis, tibiis apice tarsisque infuscatis ; capite rude rugoso ; 

 thorace fulvo, aureo-sericeo, lateribus rectis, disco pone 

 medium transversim depresso ; elytris thorace latioribus, 

 subelongatis, modice convexis, pube suberecta grisefi, 

 vestitis, fortiter punctato-striatis, interspatiis nitidis, ad 

 latera et ad apicem convexiusculis. 



Long. \\ hn. 



Hah. — Chanchamayo. 



Head scarcely longer than broad, trigonate, nearly 

 glabrous, the lower face alone being sparingly clothed 

 with griseous hairs ; vertex and front coarsely rugose- 

 punctate ; encarpre and carina obsolete ; clypeus trans- 

 versely trigonate, obliquely elevated, its surface shining 

 impunctate ; antennae filiform, nearly two-thirds the length 

 of the body. Thorax nearly one-half broader than long ; 

 sides straight, slightly diverging from the base to the apex, 

 obsoletely thickened just behind the anterior angle ; disk 

 transversely depressed behind the middle, clothed Avith 

 aureo-sericeous hairs. Elytra elongate-ovate, subparallel 

 on the sides, moderately convex, slightly flattened along 

 the suture, clothed with suberect griseous hairs, strongly 

 punctate-striate ; interspaces on the outer disk and apex 

 slightly convex. 



