296 



FAMILY IX. SCY DM/EX 11).^. 



siou marked with four small loveie. Elytra uoarly tbree-fourtbs wider than 

 thorax ; the humeral folds rather long and strongly marked, each with a 

 deep fovea at base. Length 1 mm. 



Koseiiisko County : scarce. June 24. Sifted f r()]n moss in tam- 

 arack swamp. 



E. dehilis Casey, deep black, length .7 nun. was described from 

 Detroit. 



II. Pycnophus Casey. 1897. (Gr. '^compact.") 

 Head large, truncate at base; neck strongly constricted; an- 

 tenna? widely separated at base; third joint of maxillary palpi 

 long, the basal half forming a long and slender peduncle. ' 



574 (1834). I'YcNopnrs rasus Lee, Proc. Phil. Acad. Nat. Sci. VI 185'^ 

 153. 



Rather stout. Uniform pale reddish-brown, shining, nearly glabrous. 

 Head wider than long. \Nider than a))ex of thorax. Antenn:e longer than 

 head and thorax, the joints of club gradually increasing in size. Thorax 

 slightly longer than wide, sides parallel from base to middle, thence con- 

 verging to apex; disk somewhat flattened and with a small hut deep fovea 

 near each hind angle. Elytra twice as wide as thorax, sides broadly and 

 evenly curved: humeral fold short and broad, basal fove:^ small and" deep 

 Length l.H-1.8 mm. 



Lake, Starke. ]\laisliall ajid ^Marion counties; scarce. May 20- 

 Deeember 80. Occurs in nests of ants and beneath logs in sandy 

 places. 



III. CoNNOPHRON Casey. 1897. 

 A large genus of closely allied species having the thorax coni- 

 cal, without basal fovea- body rather stout and uiflated; head mod- 

 erate in size, convex; eyes placed in front of middle; maxillary 

 palpi with third joint elongate and obconic, the fourth small, slen- 

 der and aciculate; femora, especially the front and middle' ones, 

 usually strongly club-shaped. Casey has listed 82 species, of which 

 the following have been talcen or may occur in Indiana: 



KEY TO INDIANA SPECIES OF CONNOPUKON. 



a. Basal joint of hind tarsi not or scarcely longer than second, the first 

 four joints being sube<pial ; hind tibia' of male rarely with a si)ur at 

 apex. 

 h. Antennal club l-jointed, often gradually formed. 



c. Clypeus toothed at middle of apical margin, the tooth sometimes 

 minute ; length more than 1 ram. 

 (1. Elytral pubescence long, erect and generally fine. 

 c. Clypeal tooth large or moderate and distinct. 

 f. Sitecies more than 1.5 mm. in length. 



