74 Journal New York Entomological Society. [Voi. vh. 



lo — Epistoma feebly sinuate, with rounded lateral angles and coriaceous margin 

 within the sinus, the sides sinuate above the moderate exposed antennal fovese, 

 the eyes deeply but very narrowly emarginated by the post-antennal canthus ; 

 mandibles simple and finely acumiuate at tip ; body rounded, very convex, the 

 prothorax very deeply emarginate and formed as in Chilocorini . . . .*PentiliinI 



II — Upper surface glabrous ; body very convex or subcompressed, rounded, the abdo- 

 men with five segments, a small genital segment visible in the males ; antennae 

 very short, more or less bent, the club with four connate joints ; legs free or 

 feebly retractile Chilocorini 



Upper surface pubescent ; legs retractile within shallow depressions ; antennae very 

 short, bent 12 



12 — Abdomen composed of six segments nearly as in Hyperaspini, the fifth short. 



*Platynaspini 



Abdomen composed of five segment, the fifth large and rounded, the sixth wholly 

 invisible in both sexes ; body very small, rounded *Telsimiini 



13 — Body rounded or oval, very convex, pubescent or partially so ; epistoma large but 

 not dilated, broadly rounding from the base into the apex, which is feebly 

 sinuate medially ; eyes entire, the antenna; short and slender, straight, inserted 

 in small exposed fovea; very close to the eyes ; prosternum widely separating the 

 coxae, bicarinate, flat ; abdomen composed of but five segments, the fifth large, 

 rounded ; basal node of the last tarsal joint free ; legs retractile, the impressions 

 feebly concave ; prothorax deeply emarginate *Pharini 



14 — Abdomen composed of only five segments, the genital segment wholly obsolete in 

 both sexes, the fifth segment large, ogival or rounded 15 



Abdomen with the sixth segment well developed and distinct in both sexes, the fifth 

 shorter 16 



15 — Legs strongly retractile within deep concavities of the under surface ; prosternum 

 widely separating the coxce, strongy deflexed at tip, forming a protection to the 

 mouth in repose; eyes entire; antennae with exposed insertion; body oval) 

 moderately convex, glabrous or only partially pubescent (Eneini 



Legs free ; prosternum flat, remotely separating the coxa;, the apex not deflexed or 

 with feeble tendency thereto ; antennal foveee shallow, the eyes narrowly and 

 deeply emarginate ; body rounded or oval, moderately convex, pubescent or par- 

 tially so SCYMNILI.INI 



16 — Body glabrous ; epipleura? generally slightly descending externally but relatively 

 narrow ; legs moderately retractile or free ; eyes emarginate or entire. 



Hyperaspini 



Body pubescent ; epipleura; generally flat and horizontal ; legs always free 17 



17 — Pronotum covering the head, rounded or feebly truncate in front; body oval or 

 elongate-oval, moderately convex, subglabrous in Nipus Cranophorini 



Pronotum deeply sinuate at apex and never produced ; body oval or oblong-oval. 



SCYMNINI 



18 — Prothorax narrowed anteriorly from the base ; epipleurae moderately wide and 

 more or less concave, descending externally Rhyzobiini 



Prothorax narrowed at base ; body elongate ; epipleurix very narrow, flat and horizon- 

 tal COCCIDULINI 



