■i'lIK lllSTRi; HEKTLER. 625 



i;r(^()\(' (III cncli side ;i;i(l .-ilso. iisiiallv. ;i I raiisxcrsc iinpri'ssioii \\Iiic!i 

 (iividt's it into luo iiiiim|ii;i1 p.-irts. ()l* llic nine species Uikiwh t'l'diii 

 lIlO United Staler, elie liiis been liiUeli ill liidiiiii;!. while aiiotlier 

 may oci'iir. 



KEY TO INUIANA Sl'IX'IKs' OF rMXiADKKl'S. 



(/. Elytra with stri.i;ose eonflueiit inmctuvcs. 111)9. transversus. 



tin. Elytra with coarse rounded iniuctures; bedy lieiicaUi coarsely and rather 



closely punctate. sayi. 



llltU (oG33). I'LEGAUERis TRANsvERsi s Say. .[num. I'liil. Acad. Nat. Sci.. 

 V, 1825, 45; ibid. II. liTO. 

 Oblong-oval, subdopressed. Brownish-black, moderately shining. Tho- 

 rax slightly broader than long, the side margins convex with a narrow and 

 deep marginal stria en enter side and a deep lateral groove on inner; the 

 disk divided une<iually by a moderalely impressed transverse groove, the 

 front portion smaller and more closely punctured than the hinder. Elytra 

 with elongate, confluent punctures and a slierl. mederately impressed, 

 oblique humeral stria. Length 1. .■'>-].."> mm. 



Taken in sniad imiiihers hy Wdlcott froiii lieneath the bark of 

 the Norway pine, near Clarke Junction. Lake County, and Dime 

 Park, Porter County. June 27 -July "l'\. Oe.urs I'roni Canada to 

 Texas. 



P. mtji ^lars.. brownisli. lenrt'tli l.T) nini.. is recoi-ded from the 

 ".Middle States.^' 



X. Teretkhs Erichs. 1834. (Gr., "cylindrical + form.") 



Small snbcylindrical l!eetle.s having the prosternuni emarginate 

 at tip, receiving the mesosternnm, the tibia^ toothed. Three species 

 are known from the Ciiited States, one of which occurs in Indiana. 



1200 (3(540). Teretril's a.mericanus Lee. I'roc. I'hil. Acad. Nat. Sci.. XI. 

 1851). .".IC. 

 Oblong, snbcylindrical. I'iceous-black, shining, the narrow margin of 

 elytra reddish. Thorax longer than wide, liiiely punctured; mai'ginal stria 

 entire but fine and very close to the margin. Elytra without stri;e, sparsely 

 and rather coarsely punctured, the punctures coarser ;il base; truncate at 

 apex. Front tibice with five or six fine teeth. Length 1..' 2 mm. 



Dtibois and Posey counties: rare. May 5 \\:\y \\. Taken be- 

 neath the bark of soft ma|)le and by sifiing rotlcii debris. AVidely 

 distributed but scarce. 



XT. Hacamis Lee. 1S."):5. (fir.. " radi.sli seed.") 



^rinute brownish-)"ed sp(M'ies possessing the chai-acters given in 

 generic key and having the first .joint of antcMiia' gradually thicker 

 to tip, second .joint bi-oader than long, third longer than the two 



