THE CARRION BEETLES. 279 



antenii.T nre as loner as the lioad and thorax, the last five joints forra- 

 ino- an elon^-ate clnl). the (Mulith shorter and narrower than the sev- 

 crth and ninth. Five species are known from Indiana. 



KEY TO INDIANA SPi:CIES OF CHOLEVA. 



(/. Iliiiil ;ni;;l('s (if tlHtrnx roiindod (ir cibtuse. 



b. Fonu eldiigato-oblong. hut little narrowed behind; nearly uniform 

 dark brown ; cave iuhabitinj; species. 544. alsiosa. 



bh. Form oval or obloui^-oval, distinctly narrowed behind; terrestrial 

 species. 

 r. Front Icniora nuiro or less flat on the under edge, usually glabrous 

 and with a tubercle in the male; female with ventral segments 

 not foveate at middle. 545. simplex. 



cc. Front femora with the lower edge rounded, punctate and witliout 

 trace of tubercle in male. 

 (1. Form oblong; body distinctly contracted at base of elytra; fe- 

 male with ventral segments 5 -G deeply longitudinally im- 

 pressed at middle. .546. hasillaris. 

 del. Form oval, margins of thorax and elytra nearly continuous ; fe- 

 male with ventral segments 5-0 vaguely impressed. 



547. CLAVICORNIS. 



an. Hind angles of thorax rectangular, the thoracic and elytral margins 

 continuous; female with abdomen not impressed. 548. terminans. 



544 (1727). Choleva alsiosa Horn, Trans. Amer. Ent. Soc, XII, 1885, 



136. 

 Elongate-oblong, rather slender, finely pubescent. Dark smoky or sooty 

 brown. Antennae rather slender, longer than head and thorax, piceous, the 

 two basal joints paler. Thorax less than twice as wide as long, narrower 

 in front; hind angles rather obtuse, disk densely and finely punctured. 

 Elytra elongate-oval, as wide as thorax at base, rather densely punctate, 

 the punctures coarser than on thorax. Length 4.3 mm. 



One specimen from Coon's Cave, Monroe Connty July 10. 

 Taken from hem^ath a stone 400 feet from the entrance; also re- 

 corded from Alayfi<^ld's Cave, Monroe County, by Banta. Described 

 from Alaska, bnt since taken by Carman in eaves near Lexington, 

 Kentucky. 



545 (1728). Ciioleva simplex Say, Journ. Phil. Acad. Nat. Sci., V, 1825, 



184 ; ibid. II. 289. 

 Oval, slightly oblong, pubescent. Head and thorax piceous, elytra pur- 

 plish-brown ; antennje piceous, two basal joints paler. Thorax one-half 

 wider than long, a little narrower in front, surface finely and densely punc- 

 tate; el.vtra scarcely wider than thorax, narrowed behind, not striate, rather 

 densely i)unctate. Length 3.5-4 mm. 



Clark and Posey counties; scarce. May T-iFay 15. 



