116 FAMILY II. CARMUD.i:. 



182 (726). Dic^iAs elongatus Bon.. Mem. Av. Tor.. 1813, 447. 



Much more elongate. Black, shining. Thorax with deep, distinct 

 median line and two bristle-bearing punctures on sides just in front of the 

 middle. Elytra granulate and punctate as in ftirvtis, the striae deep; in- 

 tervals convex; humeral carina reaching beyond middle. Length 15-18 mm. 



Throughout the State; common. April 9-Oetober 17. 

 18o (725). Dic.ELVS OVAOS Lee, Ann. Lye. Nat. Hist.. IV. 1S4S. :!i>7. 



Short, rather broad. Black, feebly shining. Thorax with median line 

 very distinct. deei)er near base and apex. Klytral striaj deep; humeral 

 carina reaching two-thirds to apex. Length 15-10 mm. 



Kosciusko, Vigo and Crawford counties ; scarce. May 17-Octo- 

 her 27. This species is of the same form and size of furvus, but is 

 easily distinguished by the equal elytral intervals. ' - 



184 (727). Dice us ambigux's Laf., Rev. Zool., 1841, 48. 



Elongate, subparallel. lUack. more or less shining. Sides of thorax 

 more strongly retlexed tlian in any of the ])ieceding species. El.vtral strim 

 dee]i; intervals ((uite convex: Inniicral carina not reaching middle. Length 

 T.» 22 mm. 



Frequent in thi^ southern jiortion of State, as far north as Ver- 

 million rounty. April !)-October 6. 



185 (715). Dic.KUs DiLATATUs Say, Trans. Amer. Phil. Soc, II, 182:3, G8 : 



ibid. I, 53. 



Bro.-id. \ery robust. Black, dull or very feebly shining. 

 'I'iuii-ax with the margins but little reflexed ; transverse 



b:isal im]tression very deep. Elytral striix; deej). broad. 



clisnletcly punctured toward the tip; humeral carina 



reaching two-thirds to apex. Length 20-25 mm. (Fig. 

 70. I 



Sonthei'ii half of Suite, fi'e(|uent; not taken north 

 of Vigo ('onnt>'. .\pri! IS-October 2^. Our larg- 

 est member of the geTuis. 

 I8t) (728). Dic.ELLS TETER Bou.. .Mem. Ac. Tor., isi:',. 449. 



Elongate, ratiicr ^lender. Black, feebly shining. Thorax broadest in 

 front of middle; margins strongly retlexed. transverse basal impression ex- 

 tending almost from middle to I)nse. Elytral stri;e deep, intervals very con- 

 vex : humeral carin.-i reaching to middle. Length 20 22 nnn. 



CraM'ford Comity: i-are. May 18. On account of the form of 

 the thorax, this species has the u'cneral appearance of a Pterostichus. 

 187 (729). DicELis politcs Dej.. Spec. II, 1820, 391. 



Elongate-oblong. Black, strongly shining. Thorax subquadrate, a lit- 

 (le longer than wide, apex and bas<> equal. Elytra regularly and deeply 

 striate. Length II II iiiiii. 



Soti1]icfri half of Stale. fre(|nent: Kosciusko County only in 

 the north. .\|»i'il 9-Septemher G. Our siiuillest species. Resem- 



