116 FAMILY II. CAEAHIIVr:. 



182 (726). DIC^SLUS ELONGATUS Bon., Menu Ac. 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 furviis, the strue deep; in- 

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



* 



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



183 (725). DIC.KLUS OVALIS Lee., Ann. Lye. Nat. Hist., IV, 1N4S. :',27. 

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



very distinct, deeper near bast- and apex. Elytra 1 strife deep; humeral 

 carina reaching two-thirds to apex. Length 15 16 mm. 



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

 ber 27. This species is of the same form and size of furi'us, but is 

 easily distinguished by the equal elytra! intervals. 



154 (727). DKVELVS AMi;u;rrs Lai'.. Kev. /oo].. 1S41. 4S. 



Elongate, subparallel. Black, more >r less shining. Sides of thorax 

 more strongly retlexed than in any of the preceding species. Elytral stri;e 

 deep; intervals quite convex: humeral carina not reaching middle. Length 

 1!) -22 mm. 



Frequent in the southern portion of State, as far north as Ver- 

 inillion County. April !)-Oetober li. 



155 (715). DicvELrs DILATATUS Say, Trans. Amer. 1'liil. Soc.. II. 1N23. 6,s ; 



ibid. I, 53. 



Bro;id. very robust. Black, dull or very feebly shining. 

 Tln.rax with the margins but little retlexed: transverse 



basal impression very deep. Elytral stria' deep, broad. 



ohsnleteiy punctured toward the tip: humeral carina 



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

 70. I 



Southern half of Slate, frequent ; not taken north 

 of Vigo C-mntv. April 18-Otober 21. Our larg- 



Fie. 70. (After Say.) ^ mem j )er () f f} le geilUS. 



186 (728). Dic.Ei.rs TETER Bon.. Mem. Ac. Tor.. 1813. 44! . 



Elongate, rather slender. Black, feebly shining. Thorax broadest in 

 front of middle: margins strongly re-flexed, transverse basal impression ex- 

 tending almost from middle to base. Elytral stria- deep, intervals very con- 

 vex ; humeral carina reaching to middle. Length 20-22 mm. 



Crawford County: rare. May IS. On account of the form of 

 the thorax, this species has the u'eiieral appearance of a l'l< rosticli M.S. 

 1X7 (72!D. iMc.Ki.i s i-oi.iTUS De.j.. Spec.. II. ISl'C,. :',!H. 



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

 tle longer than wide, apex and base equal. Elytra regularly and deeply 

 st riate. Lengl li 11 14 mm. 



Sonllicni half of Slate, frequent: Kosciusko County only in 

 Ilie nortli. April il-Sepfomher G. Our smallest s|ecies. Resem- 



