4T2 Coleopferological Notices, VI. 



Legs red; prothorax shorter and more transverse 54. curticollis 



The pale hairs concentrated in a distinctly defined sutiiral streak or vitta. 

 Prothorax large, in gi-eat part clothed with long, sparse and erect seta? which 



are black in color {conformis Leo. ) 55. suturalis 



Prothorax small, densely clothed with decumbent fulvons pubescence, a 



well defined median vitta dark 56. varilis 



The pale hairs scattered over the elytra, but generally sparser or wanting in a 

 longitudinal and more or less incomplete line near the suture. 

 Pimctures fine; legs black or piceous-black. 



Pronotum clothed in great part with dark hairs; pale hairs of the elytra 



very sparse 57. quadricollis 



Pronotum clothed in great part with pale pubescence. 



Pale hairs of the elytra very sparse; elytra transversely and broadly 



impressed near the base 58. remotllS 



Pale hairs very niimerous; elytra not imjiressed; body much narrower. 



59. coiispersiis 



Punctures coarse ; legs bright ferruginous throughout 60. mexicanilS 



2-4 — Very large species, more than 5 mm. in length, black, Avith the elytra 



pale and rufous throughout 61. riifipeniiis 



Moderate or small species, always under 4 mm. in length; body almost invari- 

 ably unicolorous 25 



SS^Decumbent pubescence dense, the general aspect cinereous or fulvous... 26 

 Decumbent pubescence sparse, the general aspect of the body blackish from 



non-concealment of the surface 29 



26 — Legs black or piceous 27 



Legs red 28 



27 — Sides of the prothorax parallel or extremely nearly so and evenly arcuate. 



Erect black hairs only visible toward the sides of the prothorax ; erect hairs 



of the elytra coarse, abundant, only moderately long and pale cinereous 



throughout 62. lobatus 



Erect black hairs few in number, unusually short and inconspicuous, scarcely 

 noticeable on the elytra except toward the sides, where they are mingled 



with a greater number of white hairs 63. brevipilosus 



Erect black hairs very long and conspicuous throughout the upper surface. 

 Decumbent pubescence of the elytra short and not wholly concealing the 

 surface, the erect black hairs very abundant. 



Sides of the prothorax strongly arcuate ; Ijody short 64. liystrix 



Sides of the prothorax feebly arcuate ; body elongate and parallel. 



65. 1)ar1)arse 

 Decumbent pubescence long and extremely dense, the long erect hairs 



sparse ; large species 66. tectus 



Sides of the prothorax rounded and convergent only near the apex ; body ob- 

 long-oval 67. sorclidus 



Sides convergent and nearly straight from near basal third ; erect hairs very 



long, white on the elytra, with a few black intermingled.. 68. TilloSUS 



Sides of the prothorax convergent from base to apex and feebly arcuate ; erect 



hairs of the elytra conspicuous ; rather large species 69. irrasilS 



