448 



FAMl LT XI. STAPHYLINIDJE. 



Lake, Marion and Putnam counties; rare. March 13-December 

 7. A handsome species which may prove to be the European 6b- 

 tusus. 



S57 (2633). Tachypoeus elegans Horn. Trans. Amer. Ent. Soc. VI, 1877. 

 103. 



Reddish-yellow, strongly shining; head, last two segments of abdomen 

 and a circnmscntellar spot of elytra black. Antennae slightly longer than 

 head and thorax, the latter as in maculipcntiis. Elytra and abdomen very 

 finely and sparsely punctate and pubescent. Under surface of abdomen 

 more distinctly punctured than above. Length 3.5 mm. 



Putnam County; rare. March 20. 



858 (2634). Tachypoeus jocosus Say. Trans. Amer. Phil. Boc., IV, 1834. 

 466 ; ibid. II, 582. 



Piceous. shining; head black; thorax, elytra and legs reddish-yellow ; an- 

 tennae dull yellow, the outer joints dusky. Thorax smooth, twice as wide 

 as long, hind angles rounded. Elytra together as long as wide; surface, as 

 well as that of abdomen, sparsely punctulate and pubescent. Length 3-4 mm. 



Lake, Starke and Marion counties; rare. May 5-November 28. 

 Described from Posey County and taken by Dury at Cincinnati, so 

 that it probably occurs throughout the State. 



*S59 (2635). Tachypoeus cheysomklinus Linn.. Faun. Suec, 1746, 855. 



Head black ; thorax, elytra and legs reddish-yellow, polished ; antenna- 

 dull yellow, outer joints darker ; abdomen, under surface and often a space 

 about scutellum piceous. Thorax smooth, not twice as wide as long. Ely- 

 tra and abdomen as in jocosus. Length 4 mm. 



Throughout the State: common. February 21-November 17. 

 Occurs beneath logs, bark and other cover, especially in low open 

 woodland. The thorax is often marked with an ill-defined dusky 

 discal spot. 



T. nanus Erichs.. 3-3.5 mm. in length, occurs from Canada to 

 Pennsylvania and has been taken near Cincinnati. 



860 (2638). Tachypoeus scitulus Erichs., Kafer Mark Brand., I. 1839, 

 395. 



Elongate, subdepressed. Dark fuscous or pitchy black, shining ; an- 

 tennae and legs pale : elytra usually paler at tips, sometimes almost wholly 

 dull yellow. Thorax smooth, slightly broader than elytra, the sides and 

 apical margins narrowly pale. Elytra together slightly broader than long, 

 finely punctulate and pubescent. Length 2.5-3 mm. 



Marion and Putnam counties; frequent locally. July 4-No- 

 vember 22. Taken by sifting damp vegetable debris. 



*861 (2639). Tachypoeus brunneus Fab., Ent. Syst.. I. 1795, 535. 



Elongate, depressed. Reddish-yellow ; head piceous ; antennae and legs 

 dull yellow ; abdomen darker than elytra. Thorax twice as wide as long. 



