Coleojjterological Nolices, VI. 733 



Head more strougly and closely punctate, densely and coarsely pubes- 

 cent; short hairs of the elytra very coarse, pale in color and con- 

 spicuous 1. pubesceiis 



Head very feebly and sparsely punctate, sparsely and finely pubes- 

 cent ; short hairs of the elytra fine and darker in color. . .2. rusticus 



Legs fulvous; body smaller and narrower 3. flllvipes 



Body pale in color. 



Pronotum less minutel}' and very densely jmnctate, dull. 



Elytra larger and much broader, always very much more than twice 

 as wide as the prothorax. 

 Elytra longer, castaneous, the longer pubescence fine and inclined, 



not hispid; punctures moderately coarse 4. coloiilis 



Elytra pale testaceous, the suture sometimes feebly blackish ; longer 



pubescence coarse, suberect and hispid 5. Itispidiiliis 



Elytra much narrower, scarcely visibly more than twice as wide as 

 the prothorax, pale testaceous, with the suture blackish; pubes- 

 cence not hispid 6. piisillllS 



Pronotum extremely minutely and sparsely punctate, polished; erect 

 hairs of the elytra unusually long and bristling; body very stout and 



convex 7. corticalis 



Eyes small, very convex and prominent; body less stout, pale in coloration. 

 Head broadly arcuato-truncate at base; anterior and intermediate tibite 

 bent in the male. 

 Pronotum feebly and narrowly margined at base; elytra strongl}^ im- 

 pressed at each side of the suture near apical fourth in the male. 



8. festiiiaiis 

 Pronotum broadly and strongly margined at base; elytra not at all sub- 



apically impressed in the male 9. mollis 



Head reciilinearly truncate at base, the tibiie not modified in the male; ves- 

 titure short, \&Yy coarse and recirrved 10. tilllidUS 



The species may prove to be numerous, especially in the States 

 bordering the Gulf of Mexico. 



1. S. piibescens Laf. — Mon., p. 177; Lee: Proc. Acad., Phila., 1852, 

 p. 102 (Anthicus). 



Stout, prothorax dull, head and elytra shining, black, the elytra 

 with a slightly brownish tinge ; legs black, the coxse and tarsi 

 paler ; abdomen dark rufo-piceous ; antennae pale toward base ; 

 pubescence short, dense and coarse on the anterior. parts, the erect 

 hairs of the elytra rather long, dark and fine, the shorter pubes- 

 cence coarse, pale and conspicuous. Head convex, finely punc- 

 tate, truncate at base, the eyes large and convex. Prothorax 

 wider than long, slightly narrower than the head, convex, densely 

 punctate, widest and narrowly rounded between apical third and 



