198 



FAMILY II. CABABID2E. 



66. Intervals flat or nearly so, not punctate ; head without red spot. 

 c. Species more or less oval. Am-ara-like, with usually a metallic or 

 bronzed lustre. 



d. Thorax widest at middle, the apex almost as wide as base ; basal 

 impressions not punctate; legs wholly pale. 

 e. Margin of thorax more or less flattened in the region of the 

 hind angles; larger, 7,5 or more mm. 

 f. Uniform piceous above; basal impressions rather narrow 

 and shallow. 376. sayi. 



//. Head and thorax piceous; elytra greenish-metallic; basal 

 impressions distinct, very wide. 377. teeminatus. 



ee. Margin of thorax not flattened; basal impressions indistinct; 

 smaller, not over 7 mm. 378. nitidipennis. 



dd. Thorax widest at base, thence distinctly narrowed to apex; 

 basal impressions distinct, finely and sparsely punctate ; femora 

 -piceous ; length 8 mm. 379. ccenus. 



cg. Species oblong, black without lustre ; hind tarsi long and slender : 

 length 11-12 mm. 380. lugubbis. 



aa. Elytra without dorsal puncture ; surface finely pubescent, densely pune- 

 tulate; first joint of middle tarsus of male pubescent over half its 

 surface. 



g. Wholly black above; tibiae and tarsi brown. 381. sericeus. 



gg. Head, thorax, antennae and legs reddish-yellow ; elytra piceous. 



382. intebstitialis. 



375 (1198). Anisodactylus yerticalts Lee, Ann. Lyc. Nat. Hist., IV, 



1848. 378. 



Elongate-oblong. Black, shining; base of mandibles and a quadrate 

 spot on vertex red ; antennae and legs dull yellow. Thorax more than one- 

 half wider than long, narrowed behind; sides broadly rounded, margins 

 distinctly reflexed, hind angles obtuse ; basal impressions broad, densely 

 and rather coarsely punctate. Elytra deeply striate; intervals convex, 

 finely and densely punctate. Length 12.5-14 mm. 



Throughout the State ; scarce. April 19- August 20. Occurs m 

 sandy locations near water. 



376 (1201). Anisodactylus sayi sp. no v. 



Eurytriclius piceus Lee. Ann. Lyc. Nat. Hist., IV, 1848, 388. 

 Elongate-oval. Uniform piceous. shining; narrow margin of thorax 

 and region of hind angles, reddish, translucent ; antenna? and legs brownish- 

 yellow. Thorax a little broader than long, sides feebly curved; margin 

 depressed behind the middle, hind angles rectangular, basal impressions 

 shallow, ill-defined, smooth. Elytral striae fine ; intervals finely alutaceous. 

 flat. Length 10-10.5 mm. 



Lake, Marshall, Vigo and Fulton counties; frequent. May 8- 

 September 28. This species resembles our common forms of Cala- 

 thus and is doubtless often confused with them. As the genus 

 Eurytrichus under which LeConte described this form has been 



