322 



l''AAnrjY X. rSELAPIIID^. 



7/. ])>ni( iicoJIis Tjoc, black wiDi I'ust-red elytra, legs and an- 

 tenufe, length 1.4 mm., is i-oeorded as occurring in the "region east 

 of the Mississippi River." R. corporalis Casey, length 1.7 mm., 

 was described from iMiehigan and Canada. R. 'propinqua Lee., 

 piceons-black, elytra dark blood-red. length 1.4 mm., is a boreal spe- 

 cies which probably inhabits nortliern Indiana. (Fig. 150, d.) 



Eupscmus glaher Lee, yellow, without pnbescence or punctures, 

 length 1 mm., is a southern species which may occur in the Ohio 

 River counties. 



A')ichylarthro)i {Verticijiotvs) cornutus Brend., dark yellow, 

 faintly punctured, sparsely pubescent, is recorded from Ohio and 

 Iowa. 



<! A 



Fig. 151. a, Batrisodes iona; h, Balrimdes ferox; c, Batrisodes glohosus; d, Batrisodes sjve/i/s. All highly 

 magnified. (After Brendel and Wiekham.) 



XIV. Batrisodes Reitt. 1881. (Or., "Batrisus + like.") 



A large genus of subcylindrical. rather narrow, elongate spe- 

 cies, having the head elongate-oblong, with two fovea? connected by 

 a curved groove on vertex ; antennas with a three-jointed club ; last 

 joint of maxillary palpi fusiform, more convex on the outer side ; 

 thorax with two or three longitudinal grooves and a transverse 

 curved groove connecting the three liasal f ovete ; elytra very convex, 

 Iheir discal lines confined to basal half; legs long, femora clavate. 

 The species which have been taken or perhaps occur in the State 

 may be sei)arated into hvo groups as follows: 



KEY TO GROUPS OF INDIANA BATRISODES. 



a. Hiud tibke without a tei-iHiii.il spur ; elytra each with two fovejB ut base. 



Group .1. 



(to. Hiud tibiiO with a loui:; toriuiiial spur; elytra each with three foveie nt 



base. Group li. 



