1820 



F.UriTA" LXI. MORDELLID.K. 



Fig, 578. a 

 nf M infiiii'i; 



, Hind tibia and tarsus of M. grammica; b, elytron 

 c, elytron of M andrece; d, elytron of M. grnm- 



Throughout the State; 

 common. May 5-August 2. 

 "The legs vary from pale 

 brownish-yellow to dull black, 

 the pubescence from brown- 

 ish-black to ash-gray, and the 

 bend from deep black to dull 

 red." (Smith.) 



GROUP D. 



mica 



In this group the bin 1 

 tibia* bear two parallel ridges, the upper one much longer and ex- 

 tending almost across the outer face of the tibia- . (Fig. 578. <i.) 

 The following species have been taken or perhaps occur in Indiana : 



KEY TO INDIANA SPECIES OF GROl'P 1). 



(i. First joint of hind tarsi with two, ^econd with one oblique ridge. 



1>. Elytra black with two yellow bauds as iu Irifiixdntu. AMICA. 



hit. Entirely black ; pubescence grayish. PICILABRIS. 



an. First joint of hind larsi with throe or four, second with two oblique 



ridges. 



(\ First joint of hind tarsi with only three oblique ridges. ( Fig. .~7s, (/. ) 

 il. ISody yellow; elytra yellow, with base. tips, suture and a large, ob- 

 long marginal spot black. 1*445. GRAMMICA. 

 tin". Elytra not as above. 



e. Elytra and entire body pale brownish-yellow. 244(1. TKSTACEA. 

 c<.'. Elytra in part or wholly black or piceous. 



/. Elytra pale reddish-brown with the suture and margin black : 

 body black. 2447. VARIA.NS. 



//. Elytra without distinct markings. 



//. Thorax wholly reddish-brown : elytra with reddish humeral 



Spot. SEMIfSTA. 



////. Thorax black or piceous: elytra without humeral spot. 



//. Head in part or wholly reddish; front and middle legs 



pale reddish-yellow. 



/. Elytra with sage-green pubescence; front of head only 

 reddish yellow. UELICATVLA. 



ii. Elytra with brownish-yellow pubescence; head wholly 

 reddish-brown. RTFICEPS. 



lili. I'.ody and legs entirely black. 244S. NIGRICANS. 



re. First joint of hind tarsi with four oblique ridges (Fig. r>7!>. ") ; pic- 

 eous. clothed with tine silvery pubescence. SPLENDENS. 



.17. funira Lec., 2.5 mm., and 17. />i<'il<tl>ri Helm., 2 mm. in length, 

 have been recorded from Cincinnati: the latter also from Illinois. 



