212 KAMII.Y l\'. DYTTSCirVl';. 



401 ( ). IIVDROVATIS INDIANKNSIS Sp. HdV. 



Form of the pi*et*edinf?. Head and under surface reddish-brown; thorax 

 l>iceous witli a nie<lian cross-bar re<ldish-bro\vn ; elytra pieeous, each with 

 a brnad reddisli-brown snli-basal s\h){. a small spot liehind nuddle and the 

 lips als(t indisliiiclly reddish, 'iliorax and elytra sculptured as in puslii- 

 1(1 1 IIS. Length 3 mm. 



Kosciusko County; i-are. August f). A distinctly lar<^'<M- and 

 nmch darker form than the precediiiiic. 



V. Desmopachria Bab. 1841. (Gr.. "hand i ])oint.") 



In this and the next genus the hind coxa; are united firmly to 

 the ventral segments so that the under surface of the body from the 

 front of the metasternum to the hind margin of the third ventral 

 segment consists of one rigid piece. Desmopachria comprises mi- 

 nute, short, broad species, convex both above and beneath and hav- 

 ing the hind coxae very greatly developed but with the coxal cavi- 

 ties much ex]Mised. The genus is represented in the eastern United 

 States by a single small species. 



402 (1262). Desmopachria convexa Aube. Spec Ken.. VI. 1S38. 479. 

 Rounded, convex. Uniform brownish-red. shining. Elytra finely but 



distinctly punetulate. taperins; to an obtuse apex. Clypeus witli a distinct 

 margin. Length 1.7 mm. 



Laporte. ^larsliall, Wayne and Marion counties; frequent. Oc- 

 curs beneath grass roots along the margin of water. May 15-Au- 

 gust 15. 



VT. I'.ii)|.:ssi-s Shni-p. IS.^2. (Gi-.. "double i wet.") 



This genus contains a number of vcr.y small oblong-oval de- 

 pressed beetles, usually of a brownish color with paler markings. 

 The thorax has a basal groove or longitudinal fold on each side 

 which is often continued onto the elytra. Five species are known 

 fi'oii) Indiana. 



KlOY TO IXDIANA SPECIES OF BIDESSIS. 



a. Basal grooves of thorax not continued onto elytra; elytra brown. (»acli 

 with two yellow spots. 403. FLA^•IcoLI.Is. 



(Id. Basal grooves of thorax continued onto tlic elytra. 



h. Elytra rlistinctly pubescent w itli ycllowisli iiairs. 404. PULlCARirs. 

 lib. Elytra nol or very fiucly iinlicsccnl. 



r. Elytra! portion of liasal ltoovc dislinclly Ioniser than tlu^ tJioracic 

 portion. 40."). lAcrsruis. 



cc. I'.asal uiooNc about e<pialiy divided between llnu-ax and elytra, or 

 dislincl!\- lon.Lrcr on the former. 



