THE SHORT- WINGED SCAVENGER BEETLES. 



383 



733 ( 2171). Philonthus palliatus Grav., Mon. Col. Micr., 1806, 53. 

 Elongate, slender, parallel. Black, shining; elytra, legs and base of 



antenna? dull reddish-yellow. Antenna* piceous, not reaching base of thorax, 

 joints 5-10 nearly square. Thorax slightly longer than wide, dorsal punc- 

 tures large, deep and equidistant. Elytra scarcely wider and not longer 

 than thorax, sparsely pubescent. Abdomen a little narrower than elytra, 

 coarsely and sparsely punctate. Male with last ventral broadly and shal- 

 lowly notched at apex. Length 6-6.5 mm. 



Laporte, Starke and Putnam counties; rare. July 10- August 

 20. Occurs beneath cover near water. 



734 (2175). Philonthus quadricollis Horn, Trans. Amer. Ent. Soc, XI, 



1884, 194. 



Elongate, slender, parallel. Black, shining; antennas and legs piceous, 

 the former reaching base of thorax. Head with a few coarse punctures be- 

 hind the eyes and two on middle of front. Thorax slightly wider than 

 head, a little longer than wide. Elytra slightly wider than thorax, finely, 

 not densely punctate; surface feebly bronzed, sparsely pubescent. Abdo- 

 men as wide as elytra, above sparsely and finely punctate at base, more 

 densely toward apex. Length 5-7 mm. 



Northern half of State, frequent; less so southward. May 8- 

 September 17. Occurs in fungi. 



735 (2177). Philonthus debilis Grav., Mon. Col. Micr., 1806, 35. 

 Elongate, slender. Brownish-piceous to nearly black; legs reddish- 

 brown, the tibia? and tarsi darker; antennas piceous, reaching middle of 

 thorax, the two basal joints paler. Thorax wider than 'head, not longer 

 than wide. Elytra slightly wider than thorax, sparsely and rather finely 

 punctate, feebly pubescent. Abdomen above finely and sparsely punctate, 

 beneath more coarsely punctate, the margins of the segments paler; last 

 ventral of male deeply notched, the margins of the notch grooved. Length 

 5-6 mm. 



Lake, Starke and Kosciusko counties ; rare. April 7-July 24. 



736 (2179). Philonthus longicornis Steph., Illus. Brit. Ent., V, 237. 

 Subfusiform, rather robust. Black, shining, sparsely pubescent. Head 



oval, hind angles punctured ; antennae piceous, as long as head and thorax, 

 joints 4 to 10 slightly longer than broad. Thorax oval, a little longer than 

 wide, distinctly narrowed in front ; sides nearly straight ; dorsal punctures 

 deep, the hind ones more distant. Elytra wider than thorax, slightly wider 

 than long; rather densely and roughly punctate. Abdomen above finely 

 and densely punctured, more so at the bases of the segments; iridescent 

 and more densely punctate beneath. Length 6-7.5 mm. 



Kosciusko County; rare. October 21. In the only specimen at 

 hand the dorsal punctures of thorax are four on one side and five on 

 the other. 



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