32 CURCULIOXIDiE. 



Key to the Species. 



1 (10) Elytra with no transverse row of 

 conical tubercles across the top 

 of the declivity. 



•2 (3) Elytra subquadrate, the shoulders 

 produced into a prominent angle, 

 the intervals not granulate, the 

 settle broadly tiattened and scale- 

 like (tsellus, Oliv., p. 3-">. 



3 (2) Elytra ovate orglobose, the shoulders 



not produced, the setee simple 

 and not Hattened. 



4 (7) Elytra ovate, with recumbent setre, 



the intervals rugosely granulate ; 

 head with three deep furrows, 

 the prothorax slightly broadeis 

 than long. 

 o (6) Elytra with conspicuous white spots 

 (occasionally reduced to two 

 basal ones only — var. olivien, 

 Est.) ; central costse on the 

 head not produced behind the 

 eyes, eyebrows low oniscus, Oliv., p. 33. 



6 (p) Elytra without white spots ; costse 



on the head continued a little 

 beyond the eyes, eyebrows 

 higher herthus, Hbst., p. 35. 



7 (4) Elytra subglobose, with erect setcTe. 



8 (9) Head with a single shallow furrow : 



prothorax slishtly broader than 

 long, strongly narrowed behind ; 

 elytra with the intervals uneven iini-'iidcntus, sp. n., p. 38, 



9 (8) Head with three furrows; prothorax 



more than twice as broad as 

 long, slightly narrowed behind ; 

 intervals of elj'tra even and set 

 with tubercles or granules .... oniatus, Est., p. 37. 



10 (I) Elytra with a transverse row of 4 



or 6 conical tubercles aci'oss the 

 top of the declivity, the basal 

 margin deeply sinuate. 



11 (12) Elytra with a sharp humeral pro- 



minence, with a transverse row 

 of tubercles across the top of 

 the declivity and 2 prominent 

 tubercles on the declivity itself . iucsqualis, Boh., p. 35. 



12 (11) Elytra without a humeral pro- 



minence, and Avith no tubercles 

 except a row of 4 across the top 

 of the declivity bf.iu/uleusis. sp. n., p. 30. 



