98 FAiriLT II. — tababid.t;. 



13'^ 1 517). PTEKOsTicHis PUBPURATUS Lee.. .J'jnm. Phil. Acad. Xat. ?<'i. 

 II, 1^-j-i. 242. 

 Elongate, rather robust. Head and thorax black, shining; elytra and 

 femora with a distinct purplish tinge; antennse and tarsi piceons. Thorax 

 snbquadrate. but little narrowed behind, sides rounded, hind angles ob- 

 tuse. Elytral striiE deep, not punctured : intervals convex. Length 13-14 mm. 



Knox and La'wrenc-e courities: rare. August 31-September 26. 

 This and the next species have the hind tarsi with three joints 

 grooved on the outer side : the dor=;al punctures three and the front 

 transverse line of thorax short and interrupted. 



*l.j€i i.57>i. PTEBOsncHus MUTis Sar. Trans. Amer. 

 Phil. S.x-.. IL l^i;. 44: ibid. II. 470. 



EloDzate, rather .slender, subdepressed. Black, shin- 

 ing : antenna and legs piceous. Thorax more evident- 

 ly narrowed at base, side^ less rounded, bind angles 

 distinct Elytral stria deep, finely punctured, inter- 

 vals subconvex. Length 10-12..5 mm iFig. 60a.) 



Throughout the State: common. Hibernates. 

 April -^-December 13. 



140 i.5>0p. PiEEosntHxs PE:sxsyLTA>;ici s Lee.. Proa Phil. Ac-ad. Nat. 



Sei.. 1S7.3. 314. 

 Elongate, rather robust Black, very shining; palpi, tibiae and tar-i 

 dark reddish-brown. Side margins of thorax a little wider toward the 

 base, basal impressions linear with a few pimctures. Elytral striae deep, 

 indistinctly ptmctured; intervals slightly convex, the third with five large 

 punctures, the basal one near the third stria, the others on or near the 

 second. Length 11-12..0 mm. 



A northern species taken in Lake County, near Pine; rare. 

 -June 26. 



141 (.5S.5). PiEEOSTicHus Luczom Dej.. Siiec.. III. isi7. 321. 

 Elongate-oval, rather slender, subdepressed. Head and thorax black: 



antennae, legs and elytra dark reddish-brown. Thorax narrowed behind: 

 sides oblique, narrowly dejiiessed; hind angles obtuse, basal impressi'U- 

 sparsely punctured. Elytral striae finely punctured, the secrnd and third 

 with five or six large, indented dorsal ptmctures placed somewhat alter- 

 nately; intervals nearly flat. Length 11-12..5 mm. 



Steuben County ; rare. August 1 3. Four specimens were taken 

 from beneath leaves in a low wooded tract on the eastern border 

 of Clear Lake. A species of northern range. 



Gaorp D. 



Three small Sfiecie,-, comprise this group. In addition to the 

 characters given in key to Groups, they have the side pieces of 



