THE GROUND BEETLES. 101 



146 (611). EvARTHRUs sifjiLLATUs Stiy, Tr;ins. Amer. Phil. Soc, II. 1S:>:i 



42; ibid. II, 46S. 

 Very close to scwimprvfit^ux. Thorax with more narrow margin which 

 is not inflexed or widened near base, the basal impressions more shallow. 

 Female dull black ; male often more shining. Length 15-17 mm. 



Southern half of State ; scarce. May 12-October 20. 



147 (612).. BvARTHKUS AMKEicANis Dej.. Spec. Ill, 1827, 392. 



Form proportionall,\- liroader than in the two preceding species. Thorax 



with hind angles less obtuse and elytra more finely punctured. Thorax 



slightly narrowed in front, the margin fine, not reflexed. Elytra in both 

 sexes subopaque. Length 15-lS mm. 



Crawford, Knox and Perry counties; scarce. May 15-Septem- 

 ber 10. 



148 (613). EvABTHEUs OEBATUs Newm., Entom. Mag., V, 1838, 386. 

 Thorax not broader than long, slightly narrowed be- 

 hind, the margin narrow and scarcely reflexed ;■ hind an- 

 gles less strongly carinate. Elytral striae deeper than in 

 the preceding species, rather finely punctate; intervals 

 more convex. Length 15-17 mm. (Fig. 62.) 



IMarshall and Posey counties; rare. April 10- 

 October 17. 



E. colossus Lcc, 16-22 mm. in length, has been 

 taken in Kentucky and Illinois, and doubtless oc- 

 curs in southern Indiana. ' Kg. 62 



149 (620). EvAKTHBus SODAIJS Lee. Ann. Lye. Nat. Hist., IV, 1848, 349. 

 Elongate-oblong. Dull black, the apical half of antennse and tarsi 



reddish-brown. Thorax suborbicular, the sides strongly rounded to near 

 base, then suddenly sinuate, the base much narrower than apex. Elytra 

 finely alutaeeous, rather deeply striate, the strise coarsely punctured ; in- 

 tervals subconvex. Length 15-17 mm. 



Southern half of State, frequent ; not yet taken in the northern 

 counties. April 3-September 16. 



150 (621). EvARTiiius FiTETivus Lec, Journ. Thil. Acad.- Nat. Sci., 1852, 



233. 

 Differs from xodiilifi in having the thorax more broadly and obliquely 

 rounded on the sides. ^A■hir■ll are but slightly sinuate near the hind angles. 

 Length 15-16.5 mm. 



ThroughonJ the State, fre(|upnt; less so northward. April 3-- 

 September 27. 



