THE SHORT- WINGED SrAVEXGER BEETI^ES. 483 



as elytra, moi-e than twice as wide as long, base and apex tnincate; sides 

 rounded, widely deiuessed : margins with a small blunt tooth in front of 

 middle and another cue-fourth from base; disk coarsely and rugosely punc- 

 tate and with a deep entire median groove. Elytra more than twice as 

 long as thorax, densely, coarsely and mgosely punctate. Abdomen finely 

 and rather closely inmctate. Length 2.."! -2.7 nun. 



Crawford County; rare ]\Iay '2G. Cccni's in fun^i. 



T'rotiinis atoinariii.'; Erichs., black or lirownisli-blaek. antenna- 

 dull yoUow, length 1-1,3 nmi.. ha,s l)(>en recm-ded t'l-om near Cin- 

 cinnati and Detroit. 



Subfamily X. PIESTINAE. 

 Elongate, slender, parallel species, i-esembling Cncujids in gen- 

 eral appearance and. like them, living beneath bark. They have 

 the antennse inserted under the sides of the front, straight, with 

 the outer joints slightly thickened; thoracic spiracles covered; pro- 

 sternum wholly of a horn-like texture; front coxa? globular. The 

 North American species of this subfamilv and the next are treated 



by ' : ' \^t^ 



LcConte.—In Trans. Amer. Ent. Soe.. VI, 1S77. 249-252. 

 Fanvel — lu BiiU. Soe. Linne., 'II. 187S. 1(37-1SS. 

 The following genera of the subfamily are probably represented 

 in the State : 



KEY TO ikdia>;a geneka of piestix.e. 



a. Abdomen not margined. 



6. Tarsi 5-jointed; front coxa? separated. LXXXVII. LiSPi>"rs. 



66. Tarsi 3-joiuted ; front coxa? contiguous. LXXXVIII. Gltptoma. 



aa. Abdomen margined : tarsi 5-.1ointed ; front coxse contiguous. 

 c. Front tibife not spinose. 



(/. Abdomen widely margined. Tsiga. 



<hl. Abdomen very finely margined. Eleusi.s. 



ci: Front tibi:v with spinules ; bo.ly much flattened; front impresseil. 



horned in male. SiAGoxiuii. 



LXXXVII. Lispixrs Erichs. IS-IO. ((^r.. "clean."') 



Very slender species having the head directed for- 

 ward; antenna^ not longer than head and thorax; 

 mandibles small, not toothed ; thorax subquadrate ; 

 elytra truncate. (Fig. 171.) One species has been 

 taken and another may occur in the State. 



KEY TO IXDI.^^XA SPECIES OF LTSPIXVS. 



a. Black or piceous, shiuing; legs reddish-brown; front not 



impressed : length 4.;{'.-4..'> mm. linearis. Fig. 171. Lupinwi 



" . . . anffustotiK Erichs- X 



aa ("'hestnut bnnvn ; front with two shallow impressions; 7. A Madagascar spe- 



length 2.5 mm. 932. exiquus. ^^j ^^'^ ^'^- 



