404 FAMILY xr. — stapttyltnid.t:. 



cc. Median impression <il' tliorax beginning holiinrt niifldle, widei*, niucli 

 more shallow and inconspicuous ; elytral surface much less chan- 

 neled, the punctures distinct over a great part of their area ; fifth 

 segment of male not notched at apex. 782. similiatus. 



TsO (2311). Stents .n no Fab., Syst. Eleut., II, 1801, (;02. 



Elongate, robust. Black, shining, very finely and sparsely pubescent ; 

 .intennjTe. palpi, tibijie and tarsi piceous. Head scarcely twice as wide as 

 long, the front coarsely punctate, with a deep groove each side, separated 

 by a strongly convex ridge. Thorax subcylindrical. slightly longer than 

 wide, widest at middle; coarsely, closely and evenly punctate, the punc- 

 tures confluent near base and apex ; the median Impressed line very faint, 

 two-thirds the length of disk. Elytra coarsely, deeply and densely punc- 

 tured and channeled, the spiral on the side just behind middle. Abdomen 

 one-third narrower than elytra, deeply and rather sparsely punctate, the 

 first four dorsal segments deeply impressed at base, their transverse carina' 

 with three cusps projecting backward. Length 4.5 mm. 



Lake. Vi^o and Posey counties; frequent in Lake, scarce in the 

 others. IMareh 26-Jiily 1. Taken from lieneath nibbish on the 

 beach of Lake Michigan and from under logs on wooded hillsides 

 in the southern counties. 



S. misfivi Casey, 3.5-8.S mm. in len£i;-th. a member of the boreal 

 fanna, ran<,'es from New TTampshire to Lake Superior and probably 

 occurs in northern Lidiana. 



781 r2.^>ir)). Stenis FEMORATis Say, Trans. Amer. Phil. Soc. IV. 18.34. 

 4.59; ibid. II. 574. 

 Short, rather robnst. Black, shining, clothed with short and sparse sub- 

 erect pubescence, orange-yellow on the abdomen, grayish elsewhere; legs 

 dusky yellow, the femora darker at apex. Head more than twice as wide 

 as long, surface between llie eyes concave, finely and densely punctate and 

 with a median ridge; .•iiileiin.'c readiing middle of thorax, piceous. the third 

 Joint less than one-half longer I linn the fourth. Thorax finely, closely and 

 irregularly punctate and witli a narrow, deep impression on median third. 

 lOlytra densely and irregularly imnetate. tlie punctures united into channels 

 over mcst of tjie stirfiu-e. the sjiii-al behind the middle. Abdomen narrower 

 at base thai! elytra, tlieiice distiiietly tapering to apex; finely and densely 

 punctate, the transverse (•.nrinie wit!) tliree cusps. Length .3.5^ mm. 



.Marion ("onnly; scarce. Ai)ril 4-April 24. Probably occurs 

 llirons-'hont the State, 



7N2 « ). Stknis SIMM 1 ATI'S s]). nov. 



Short, robust. P>];iclc, siiiuing, v<'ry liiiely ;ind sp:irsely iiubescent; an- 

 tennre piceous; legs reddish, the feinor.i (l;iri<er at tips. Head twice as wide 

 as long, surface Itetween tlie eyes feebly concave, its nieilian i)ortion slightly 

 cojivex. ratlier (•(i.-irseiy .-iiid closely punctate, 'fliorax slightly longer than 

 wide, widest at middle; coarsely and closely imnetate and with a shallow 

 impression cm basal half. Elytra as long as wide, one-fifth longer than 



