770 



FAMILY XXXV ri. ELATERID.qC. 



(«o<stf^ 



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

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

 pressed line distinct on basal half. Elytral striai finely punctured; intervals 

 subconvex, rather sparsely punctulate. Lensjth 11-14 nun. 



Lake County; scarce. July I-JuIa' 11. Horn placed this as a 

 (lej^auperate foi-ni of )H('mno}nus, hut (hi' latter always has the third 

 and fourth joirits of antenna^ e(|ual. Blanchard. who has given 

 mncli study lo the Elaterida\ considers the two distinct. 



*14GS (4510). AsAPiiES memnonius Hbst.. Kafer, X, ISOG, 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 cai'ina parallel with the margin. 

 Elytral strijie 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- 

 cemher 27. Occurs beneath stones and 

 rubbish in dry localities. Taken in win- 

 ter from beneath the ])ark of red oak 

 logs. 



A. dccoloratus Say, piceous, black, 

 often feel)ly bronzed, legs paler, length 

 0-15 mm., is said to occur in the "At- 

 lantic region as far west as Missouri." 

 (Fig. 291.) 



1400 (4511). ASAPHUS BiLOBATUS Say, Trans. 

 Amer. Phil. Soc, VI, 1836, 

 174; ibid. II, 610. 

 Elongate, rather slender. Dark chestnut 

 to paler brown, shining; finely and very sparsely pubescent; antenufe 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 carinate. Elytra 

 striate, the stria^ coarsely punctured; those nearest the suture much less 

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

 Length 13-lG mm. 



Laporte and Posey counties; rare. June 25-August 20. 



XLIII. Melanactes Lee. 1853. (Gr.. "l)lack + shining.") 



Large, smooth, shining black beetles, distinguished from allied 

 genera by having the sides of the mesosternal cavity raised and 

 swollen so as to l)e i)rotuberant, and the tarsal joints furnislied be- 



Fi". 291. X 4i. Asaphes decoloratus .Say. 

 (After Forbes.) 



