374 



FAMILY XI. STAPH YLIXIDyE. 



dd. Middle eoxse contiguous ; abdomen very long, parallel. 



XXXIII. Ocypus. 



cc. Ligula entire ; size usually smaller, rarely over 10 mm. ; form more 

 slender. 



e. Femora spinous beneath ; abdomen bieolored, head and thorax 

 black. XXXIV. Belonuchxjs. 



ee. Femora unarmed; colors not as above; labial palpi slender. 



f. First joint of hind tarsi as long as or longer than the fifth ; last 

 joint of maxillary palpi slender and needle-shaped. 



XXXV. Philonthus. 



//. First joint of hind tarsi shorter than the fifth, joints 1-4. de- 

 creasing gradually in length ; last joint of maxillary palpi elon- 

 gate, conical. XXXVI. Actobius. 



XXX. Listotrophus Forty. 1830. 



Antennae slender, reaching middle of thorax, not subclavate to- 

 ward apex as in Creophilus. Side marginal lines of thorax uniting 

 m front. One of the two known species occurs in the State. 



715 (2116). LiSTOTKOPHUs cingulatus Grav., Mon. Col. Micr., 1806, 166. 

 Elongate, robust. Dark brown or piceous, densely clothed with golden. 



grayish-brown and blackish pubescence, the black hairs forming irregular 

 spots on head, thorax and abdomen ; metasternum and tip of abdomen 

 golden ; antennae dusky, the basal joints, tibia? and tarsi reddish-brown. 

 Head as wide as or wider than thorax, densely punctate ; eyes large. Thorax 

 as wide as long, widest at apex, sides rounded into base; disk densely and 

 finely punctate. Elytra slightly wider but not much longer than thorax, 

 densely and finely granulate. Abdomen narrower than elytra, sparsely and 

 coarsely punctate. Length 13-18 mm. 



Throughout the State ; frequent. May 6-September 12. 



XXXI. Creophilus Mann. 1830. (Gr., " flesh + to love. ") 



Antenna? scarcely longer than head, the outer joints gradually 

 broader, the terminal one longer but narrower than the tenth and 

 emarginate at apex; side marginal lines of thorax not uniting in 

 front, the outer one becoming obsolete one-third from the front 

 angle. 



716 (2119). Creophilus villosus Grav., Mon. Col. Micr., 1806, 160. 



Elongate, robust. Black, shining; second and third, and 

 sometimes the fourth abdominal segments in great part 

 densely clothed with yellowish-gray hairs; a broad median, 

 serrate cross-band on elytra composed of similar hairs. 

 Thorax suborbicular, truncate in front, disk wholly smooth. 

 Elytra one-third wider and one-half longer than thorax, 

 finely and sparsely punctate.. Abdomen as wide as elvtra. 

 Length 12-2! mm. (Fig. 158.) si^A^KSl.) 



