THE ANT-LIKE STONE BEETLES. 299 



Antennae half the length of body, the club abrupt, its joints increasing 

 feebly in thickness, eighth a little longer than wide, as long as tenth but 

 narrower. Thorax slightly longer than wide, the base nearly twice as wide 

 as apex, and one-third wider than head. Elytra one-half longer than wide, 

 three-fourths wider than thorax, each with two small foveaB at base ; sides 

 evenly curved, humeral fold and subhiuneral impression strong. Length 

 1.6 mm. 



Starke, Vigo and Posey counties; scarce. January 6-June 27. 

 Occurs beneath chips and rubbish, especially in low, sandy, open 

 woods. 



C. femorale Casey, 1.5 mm. in length was described from Iowa 

 and Michigan. 



578 ( -). CONNOPHRON CLAVICORNE Casey, Ann. N. Y. Acad. Sci., VII, 



1897, 417. 



Rather stout, suboval. Uniform pale chestnut brown, polished ; pubes- 

 cence abundant, coarse, pale and conspicuous, that on elytra rather short 

 and suberect. Head semicircular behind the eyes ; clypeal tooth elongate 

 and slender. Antennre stout, shorter than head and thorax, the club large 

 and as long as the other joints together. Thorax conical, slightly wider 

 than long, sides nearly straight, apex more than half as wide as base. Ely- 

 tra oval, widest near middle; four-fifths wider than thorax; humeral fold 

 short but distinct ; outer fovere strong, subsutural impression faint. Length 

 1.4-1 .6 mm. 



Wayne County; scarce. May 26. Occurs in nests of ants and 

 beneath logs. 



579 ( ). CONNOPHRON ABDUCENS Casey, Ann. N. Y. Acad. Sci., VII, 1897, 



418. 



Narrowly suboval. Uniform pale reddish-brown; legs and antenna? 

 paler ; pubescence of elytra coarse, stiff and recurved. Head rather small, 

 rounded behind the eyes ; clypeal tooth rounded at tip. Antennae short 

 and stout, club almost three-jointed, the eighth joint only one-third thicker 

 than seventh ; ninth and tenth abruptly much wider and strongly trans- 

 verse. Thorax small, strongly conic ; slightly wider than long ; apex one- 

 half as wide as base. Elytra two-fifths longer than wide, three-fourths 

 wider than thorax ; humeral fold and usual impression almost obsolete ; 

 basal fovese small, subequal. Length 1.2 mm. 



Steuben County; rare. May 25. Sifted from sphagnum moss. 



C. furtivum, length 1.4 mm., and C. innocuum, length 1 mm., 

 were both described by Casey from Illinois, the former from the 

 northern, the latter from the central portion of the State. 



580 ( ). CONNOPHRON JNTEGRUM Casey, Ann. N. Y. Acad. Sci., VII, 1897, 



425. 



Short, rather stout. Black, shining; elytra often with a feeble piceous 

 tinge, thickly clothed with rather long, suberect pale hairs ; legs and an- 

 tenna dark reddish-brown. Head wider than long, circularly rounded. An- 



