1046 



FAMILY LIT. CERAMBYCIDJE. 



b. First joint of hind tarsi with the usual brush of hair beneath; tho- 

 rax, with rare exceptions, distinctly tuberculate or spined at sides ; 

 head obliquely narrowed behind the eyes. 

 c. Antennae short, joints 5-11 wider; thorax with heavy spine at 

 sides ; elytra strongly costate. XLI. Rhagium. 



cc. Antennae long or moderate, the joints not thickened; elytra never 

 strongly costate. 



d. Eyes large or moderate; thorax with a short, acute tubercle on 

 side. 



e. Eyes coarsely granulated, very prominent ; elytra almost par- 

 allel. XLII. Centrodera. 

 ee. Eyes finely granulated ; body narrowed behind. 



/. Eyes feebly emarginafe. Pachyta. 

 //. Eyes more strongly emarginate. Anthophilax. 

 tld. Eyes small, not emarginate ; thorax angulated or rounded on 

 sides. 



g. Body above more or less pubescent, opaque or moderately shin- 

 ing; mesosternum not protuberant. XLIII. Acm.eops. 

 gg. Body above brilliant metallic green ; mesosternum protuberant. 



XLIV. Gatjrotes. 



bb. First joint of hind tarsi without brush-like sole; thorax with few ex- 

 ceptions broadest at base, its sides never spined or tuberculate; 

 head constricted close behind the eyes. 

 h. Last ventral of mate deeply excavated; form very slender, strongly 

 tapering behind. 



i. Elytra strongly sinuate on the sides ; size larger, 20 or more mm. : 



antennae without poriferous spaces. Bellamira. 



ii. Elytra less sinuate on the sides ; smaller, not over IS mm. ; an- 



tenna? with poriferous spaces on the outer joints. 



XLV. Strangalia. 



hh. Last ventral of male not excavated; form less slender and less 

 tapering behind. 



j. Antennae with poriferous spaces. XLYI. Typocerts. 



jj. Antenna? without poriferous spaces. XLYII. Leptura. 



XL. Toxotus Serv. 1835. (Gr.. "a bow + carrying. " ) 



Species of medium or rather large size, having the spurs of the 

 hind tibiae inserted at the base of a deep excavation instead of at 

 the extreme end; thorax constricted before and behind and tuber- 

 culate or spined at the sides ; elytra strongly tapering from base to 

 tips, which are obliquely truncate : sinuate at sides on basal third. 

 Three species have been taken in the State and another probably 

 occurs. 



KEY TO INDIANA SPECIES OF TOXOTUS. 



a. Third joint of antennae very decidedly longer than fourth. 

 b. Elytra of one color. 



c. Elytra black ; body either yellow or black ; legs bicolored. 



1933. SCHAUMII. 



