974 FAiriLT L. «("■ ABAB.T.in.T:. 



densely and moderately coarsely punctate; front more coarsely punctate. 

 Thorax widest at middle, obtusely angalate. distinctly narrowed at base: 

 margin erenate, si^arsely ciliate. punctured as deseribed in key. El>-tral 

 punctures finer than those (jf thorax, very ikuse. Tugulose near the suture; 

 submarginal eosta distinct on apical half. Hair of metasternum long and 

 dense, male, very short, female. Male with antennal club a little longer 

 than stem ; fifth ventral deeply and transversely depressed behind the mid- 

 dle, with an oblique elevation each side of the concavity : last ventral con- 

 cave, smooth, the apex broadly and triangularly emarginate, the notch filled 

 by a membrane. I.enffth 1^22 mm. (PI. IV. figs. 397, 391 1: pi. V. fig. 401. 

 larva.) 



Throughout the state; frequent. 3Iay 19-Oetober 1.5. Smaller 

 and usually paler than the next sjieeies. 



1^26 (1CK'2o2\. Lachxosteb:xa hoenti Smith. Eutom. Amer.. V. If^n. 9.Ti. 



I iljli ng-oval, robust, not broader behind. Deep blackish-brown or pic- 

 eous. shining. Clypeus rather deeply emarginate. more acutely in female, 

 its surface coarsely and densely iJimctured. Thorax distinctly narrower In 

 front, the sides obtusely angulate. widest just behind the middle, thence nar- 

 rowed to liase. margin feebly erenate. siirfaoe punctured as described in key. 

 Eljixal puncunes finer, much more dense, sijmewhat rugulose. the eosta^ 

 narrow but distinct. Male with antennal club slightly longer than funicle: 

 last ventral with a quadrate punctured impression, the hind margin with a 

 small, deep notch; fixed spur short, less than half the length of outer. 

 Length 19-21 mm. (PI. IV, fig. .395.) 



Vigo, Lawrence and Crawford counties ; scarce. May l-June 

 19. A species of southern range. Xear Wyandotte Cave it was 

 locally common on ^lay 17, lieneath logs on wooded slopes. Known 

 from Tennessee, Ohio and Virginia. 



Gboup D. 



Small or medium-sized species ha\-ing the antennj-e nine- jointed ; 

 clypeus emarginate ; inner spur of hind tibia- of male fixed and at 

 le ist half as long as the outer one. Three species have been taken 

 in Indiana, while two others perhaps occur. 



KEY TO IXDIAXA SPECIES OF GBOrP D. 



a. Body with erect hairs rather sparsely placed; form moderately elongate. 



the sides parallel. 



6. Inner spur of hind tibim of male distinctly shorter and stouter than 



the outer one. hirsuta^ 



hi. Inner spur of hind tibia? of male fully as long and scarcely stronger 



than the outer: elytra with distinct lines of louirer hair. 



LOXGISPIX.4^. 



aa. Body above entirely -lahrous. with the exception of ertxt haii-s on the 

 head. 



