770 



FAJriLY XXXVII. ELATEEID^. 



male ; subquadrate, more convex, sides more distinctly curved, female ; disk 

 rather finely punctured, more densely and coarsely on sides; median im- 

 pressed line distinct on basal half. Blytral stria; finely punctured ; intervals 

 subconvex, rather sparsely punctulate. Length 11-14 mm. 



Lake County: scarce. July 1-July 11. Horn placed this as a 

 depauperate form of iiinnnanius. l)ut the latter always has the third 

 and fourth joints of antenna3 equal. Blanchard, who has given 

 miich study to the Blateridip, considers the two distinct. 



*]4G8 (4510). ASAPHES memnonius Hbst, Kafer, X, 1806, 29. 



Elongate, robust. Piceous to pale brown, sparsely pubescent ; legs paler. 

 Thorax as long as broad, sides nearly straight, less convex, male; broader 

 than long, strongly convex, sides moderately curved, female; disk densely 

 and coarsely punctate; hind angles with carina parallel with the margin. 

 Blytral strise moderately deeply impressed with coarse shallow punctures; 

 intervals subconvex, rather densely punctulate. Length 15-22 mm. 



Throughout the State, frequent; less 

 so in the southern counties. June 8-De- 

 cember 27. Occurs beneath stones and 

 rubbish in dry localities. Taken in win- 

 ter from beneath the bark of red oak 

 logs. 



A. decoloratvs Say, piceous, black, 

 often feebly bronzed, legs paler, length 

 9-15 mm., is said to occur in the "At- 

 lantic region as far west as Missouri." 

 (Fig. 291.) 



1409 (4511). AsAPHus BiLOBATUs Say, Trans. 



Amer. Phil. Soc, VI, lS;^>r,. 



174; ibid. II, 610. 

 Elongate, rather slender. Dark chestnut 

 to paler brown, shining ; finely and very sparsely pubescent ; antenna; and 

 legs paler. Thorax of male longer than wide, sides straight, convergent in 

 front; of female, nearly square, sides more or less curved, rarely slightly 

 sinuate behind the middle; disk in both sexes moderately convex, finely 

 and rather sparsely punctate; hind angles obtuse, not carina te. Elytra 

 striate, the striffi coarsely punctured; those nearest the suture much less 

 deep in female; intervals subconvex. each with two rows of flue punctures 

 Length 13-16 mm. 



Laporte and Posey counties; I'ai'e. June 2r)-August 20. 



XLIII. MELANACTE8 Lee. IS.-);?. (Gr., "black + shining.") 

 Large, smooth, shining black beetles, distinguished from allied 

 genera by having the sides of Ihe m.-sosternal cavity raised and 

 swollen so as to be protuberant, and the tai'sal joints furnished be- 



Fig. 291. X 4^. Asapha^ dccoloratus Say, 

 (Aiter Forbes.) 



