4(U FAMILY XI. STA1MIYI.INI D.i:. 



with a very deep triangular excavation, and B. IKI/HJH mils Say, 9 

 mm. in length, with head blackish, suture and tips of elytra fuscous; 

 gnla with a shallow excavation. 



GROUP B. 



Small or medium-sixed species having the side margins of thorax 

 acute, the Hanks concave; mandibles stout, strongly toothed near 

 the tip: rows of spines on front tibia' widely separated. 



KEY TO INDIANA SPECIKS OF GROIP B. 



(/. Side pieces of prosternum very distinctly triangular, the sutures di- 



rected to the front angles of the thorax. 



It. Head coarsely punctured; chestnut brown. shining; elytra and legs 



paler. SEMIFERRUGINEUS. 



lib. Head not or obsoletely punctured; thorax not wider than long. 



coarsely punctured; chestnut In-own, elytra and abdomen reddish - 



In-own. 894. FUMATUS. 



an. Side pieces of prosternum not triangular, the sutures parallel with the 



side margin of the under surface or flank of thorax. 

 c. Reddish-brown: head and thorax darker; tip of abdomen black. 



895. ANAI.IS. 



cc. Blackish-brown: elytra, antenna- and legs In-own; dorsal inijiresM' 1 

 line of thorax wanting. NITIIHCOI.US. 



B. sfiiiiifrn-ufjiitcux Lee., 4.5 in length, occurs from Michigan to 

 Florida and has been taken near Cincinnati. No authentic speci- 

 men has been seen from the State. 



(2719). BLEDII-S FiMATrs Lee.. X. Sp. X. Amer. Col.. I. 1X<">3, r2. 



Elongate, robust, subcylindrical. I>ark chestnut or reddish-brown, shin- 

 ing; head and thorax piceous. legs and tip of abdomen paler. Head finely 

 granulate, sparsely and indistinctly punctulate. Tlmrax not wider than 

 long, sides strongly rounded into base; disk coarsely and rather closely 

 punctate, the median line deep. Elytra slightly wider and more finely 

 punctate than thorax. Abdomen at base narrower than elytra, sparsely 

 punctate above, more finely beneath. Length 5.5-<>.r> mm. 



Lake, Kosciusko and Vigo counties; rare. May 30-July IS. 



S9H (2723). P.I.KDUS ANALIS Lee.. X. Sp. X. Amer. Col.. I, 1S03. r.2. 



Elongate, slender, subeylindrical. 1'ale reddish-brown ; head, thorax 

 :md tip of abdomen black; elytra fuscous aimut the scutellum and along 

 the suture to middle. Head finely granulate, sparsely and finely punctate. 

 Thorax as wide as long, sides straight to behind middle, thence strongly 

 rounded into base: disk not granulate, coarsely and rather closely punc- 

 tate. the median line fine but distinct. Elytra deeply and rather closely 

 punctate. Abdomen nearly smooth above, sparsely punctulate beneath. 

 Length 4 mm. 



Lake. Putnam and Dubois counties; scarce. May 12-July 10. 

 Occurs under cover along the bank's of streams and lakes. 



