1252 



FAMILY LV. — TENEBRIONID^E. 



*2314 (7425). Hopatrinus notus Say, Journ. Phil. Acad. Nat. Sci., V, 

 1826, 237 ; ibid. II, 304. 

 Oblong-oval. Black or brownish-black, opaque; antenna) and tarsi pic- 

 eous. Thorax one-half wider than long, slightly narrowed in front, sides 

 nearly straight; margin slightly thickened, hind angles long, subacute; sur- 

 face densely and rather coarsely punctured. Elytra not striate, but with 

 rows of large, deeply impressed punctures ; intervals with minute punctures, 

 each bearing a very short, prostrate yellow bristle. Length 8-11.5 mm. 



m Southern half of State ; frequent in sandy localities beneath 

 chips, bark, logs, etc. Hibernates. February 14-December 12. 



IX. Blapstinus Latr. 1829. (Gr., "to injure + to attempt.") 



Small oblong or oblong-oval, black or piceous species, having the 

 base of thorax bisinuate and as wide as base of elytra ; inner wings 

 always present, sometimes very rudimentary; front tibige straight, 

 not produced at apex; antennas stout, joints 4-8 longer than broad; 

 upper portion of eyes large and rounded. Of the 40 or more spe- 

 cies listed from the United States by Casey, but three occur in 

 Indiana. For a synoptical table and description of the North 

 American species see: 



Casey.— In Ann. N. Y. Acad. Sci., V, 1890, 416-462. 



KEY TO INDIANA SPECIES OF BLAPSTINUS. 



a, Elytral stria; not interrupted; pubescence persistent; hind angles of 

 thorax somewhat prolonged backward. 2315. mcestus. 



a a. Elytral striae more or less interrupted; pubescence scant, easily re- 

 movable, often almost absent. 

 &. Surface lustre rarely bronzed ; color piceous-black, the elytra slightly 

 paler ; elytral stria? more finely punctured and less interrupted. 



2316. I N TERRUPTU S . 



T)h. Surface lustre strongly bronzed; elytral striae more coarsely punc- 

 tured and widely and frequently interrupted ; thorax more sparsely 

 punctured. 2317. metallicus. 



*2315 (7442). Blapstinus mcestus Melsh., Proc. Phil. Acad. Nat. Sci., Ill, 

 1846, 65. 



Oblong-oval, moderately convex. Black, shining ; rather sparsely clothed 

 with fine, short, yellowish, prostrate pubescence. Thorax one-half wider 

 than long, feebly narrowing from base to apex, hind angles subacute, promi- 

 nent; surface sparsely and deeply punctate at middle, more closely and 

 coarsely at sides. Elytral stria- feebly impressed near suture, more deeply 

 on sides, where their punctures are coarser; intervals finely and sparsely 

 punctured. Length 4.7-5.4 mm. 



Lake and Vigo counties; frequent beneath rubbish and other 

 cover, especially cacti in sandy localities. March 7-October 1. 



