•I'jii: i,.\Mi:i.i.ir(M;N iMiiri'Lios. 



!)!)! 



21. Ortri! ;i(ti";u't(Hl in large numbers to eleetric liglit; evidently 

 pupates in moist plaees, as a number were thrown uf) in plowing a 

 recently drained marsh. Tjisted under Chdh [>ks, which name was 

 l)reoeeui)ied. 



XXXI. lacvKis Kiirm. 1847. ((!r., " ticxihh'.") 



This geiuis ;ind llic next are composed of moderate-sized, r()l)ust 

 convex species, lunini:' llie liead armed wdh siiudi li-;inverse toothiMl 

 ridges, alike in both sexes; -lypcMis rather triangular, always 

 toothed; lirst joint of hind tarsi more oi- h'ss elevated at its up])er 

 end. Ill Liminis tli(M'e are small st ridiilating organs or rugose 

 spaces on tlu^ inner sui-race oL" the (ilyti'a near the outer hind mar- 

 gin. Two of the lour known s|)(!i-ies have be( n taken in the State, 

 and a third probal)l\' occurs. 



Ki:V TO l\I)I.\x\A SPKCIKS Ol' TJCiYUeS. 



(I. Thorax inipressed in Tfoiit and with a small tubercle on (he t'ronl inar- 



tiin ; froiil tilti;e with three teeth. 



J). Cljl)eus with two teeth. 1.S51. giumosls. 



hh. Clypeiis with one tooth at middle. kuginasus. 



(/(/. Thorax nol impressed lutr tnljerculate : front tilii.-e with four teetli, the 



upper one small ; mesothorax hair.v. ls.'(2. kklictvs. 



ts."(l (.".S(;:>). Lievias (aia:osrs l)e(;.. Mom. llisl. des Ins.. IV. IKiS. ;',22. 



Ohlnnii-rohust. sli^ddly broader 

 liehind. Keddish-i)rowii to dark chest- . . 



nut-brown al>ove, paler beneath. Tho- 

 ra.x: one-lialf wider than long, strong- 

 ly convex, sides regularly curved 

 from base to apex; surface rather 

 tinel.v. si)arsely and unevenly punc- 

 tate. Elytral i)unctiires much coars- 

 er than those of thor.ax. those on 

 disk in somewhat regular rows; 

 those on sides confused. Length 11- 

 Ki nun. (Fig. 40!).) 



Throughout the State; eom- 

 inon. April lsi~Se[)tember 27. 

 Sometimes very abundant at 

 electric lights. 



L. fiiaiiKisils T.ec.. reddish- 

 hrown. length Id.f) mm., is a 

 southern species which has been recorded from lU'ar Cincinnati. 



[08—2:1402] 



I'iK. 40!). X 2',. (Aflor forbcs.) 



