( 575 ) 



Di'scrlptions of new American CKTONiinj", ; bj Olivk!; E. 

 Janson. 



Cdtinis iiialiitiis, u. sp. 



$ Pale green, opaque, head, pygidiura, underside and legs 

 shining green, lateral margins of the thorax behind and the 

 elytra, except in the region of the scutellum and the suture, 

 pale luteous, tinged with green. Head finely and sparsely 

 punctured, with whitish pubescence, the outer margins of the 

 clypeus strigose, its sides strongly elevated, the frontal horn 

 curved inwardly and dilated towtirds the apex where it is 

 truncate, the apical horn slightly narrowed towards the apex. 

 Thorax impunctate, sides slightly prominent in the middle, 

 posterior lobe large and obtusely rounded. Elytra impunctate, 

 separately rounded at the apex, the sutural angles slightly pro- 

 duced. Pygidium finely and closely strigose. Beneath punctate 

 and strigose at the sides and apex, Avith long whitish pubescence, 

 mesosternal process broad, rounded at the apex, centre of 

 abdomen with a broad shallow depression; anterior tibia3 with 

 one small tooth near the apex and an almost obsolete one above 

 it, the outer apical spine very long and acute. Length 25 mm. 



Mexico. 



Allied to C. nitida, L., but rather larger, the sides of tlie 

 thorax more prominent in the middle and the posterior lolio 

 much broader, the horn on the forehead more depix'sscd mid 

 widened towards the apex, the coloiu' is also much pnlcr tli;iii 

 in that species. 



Cotinis sene.r, u. sp. 



$ Blue-black, with a greenish tinge, underside and legs with 

 black pubescence. Head very finely and sparsely punctured, 

 with a short, strongly elevated longitudinal ridge between tlio 

 eyes ; clypeus dilated in front, the sides and apex sti;ongly 

 elevated, the latter slightly rounded. Thorax narroAV, the sides 

 slightly prominent in the middle, the posterior lobe short and 

 pointed, finely and sparsely punctured on the disc, with scattered 



u u 2 



