TJ1E LONG-IHtKNtil) WOOD-BOKING BEETLES. 

 KEY TO INDIANA SPECIES OF CRIOCEPHALUS. 



, Third joint of hind tarsi emarginate for half its length, two-thirds 



longer than wide; elytra finely punctured. AGRESTIS. 



ua. Third joint of hind tarsi bilobed. cleft nearly to base, very little longer 



than wide; elytra more coarsely punctured. 1880. OBSOLETUS. 



C. agrestis Kirby, piceous, length 22-27 mm., is said to inhabit 

 "the United States east of Rocky Mountains.' 1 



1880 (5078). CKIOCEPHALUS OBSOLETUS Rand., Rost. Journ. Nat. Hist., II, 



1838, 27. 



Elongate, subcylindrical. Dark sooty or smoky brown. Front of head 

 with an impressed line. Thorax subrotund, sides rounded, apex and base 

 truncate, the latter more narrow; disk finely and densely punctate and with 

 a distinct oval impression each side of middle. Elytra each with two finely 

 elevated lines, surface more coarsely punctate than thorax. Length 20- 

 24 mm. 



bake County; rare. May 25. Taken from the washup of Lake 

 Michigan. Occurs in "western New York and Canada," its larva 1 

 feeding upon pine. 



V. TTCTKOJ-MTM Kirby. 1S:',7. (dr., " four \ eyes.") 



Oblong, subcylindrical species bavins the eyes divided by a 

 deep emarginaiion into an upper and lower portion; these parts 

 connected along the hind margin by a narrow band on which the; 

 facets or granulations are obsolete. 



1881 (rwSLM. TKTKOPIVM CINNAMOI-I 1:1:1 AI Kirby, Faun. Bor. Ainer., IV, 



1837, 174. 



Oblong, subcylindrical. Dull sooty or slaty brown; under surface, legs 

 and often the sides of elytra reddish-brown. Head and thorax slightly 

 shining, closely but distinctly punctured; the latter subrotund without dis- 

 cal impressions. Elytra opaque, more linely punctured than thorax, each 

 with two feeble raised lines. Length 12-14 mm. 



1 a Porte County; scarce. June 5. Two specimens beneath bark 

 of pine. 



VI. S-MomcuM Hald. 1845. (Gr., "with protuberances.") 



Front broad, short and perpendicular; the eyes coarsely granu- 

 lated and very deeply omarginatc. ; antenna 1 scarcely as long as 

 body, male; shorter and more slender, female; the joints polished, 

 sparsely punctured and pilose. One species occurs from New Eng- 

 land to Texas. 



