200 SUBFAMILY X. CURCULIONIXJ3. 



GKOUP C. 



Species not over 3 mm. in length, having' at least the front and 

 middle femora armed with a single tooth and the ventral seg- 

 ments decreasing in length from the second (Fig. 79, It) ; tarsi 

 slender, the first joint longer than the second. 



KEY TO EASTERX SPECIES OF GROUP C. 



a. Nearly uniform reddish-brown, head and under side of thorax dusky; 



elytral intervals smooth; length 2.2 mm. 427. RUBELLUS. 



aa. At least head, thorax and under surface, except abdomen, black or 



piceous. 

 6. Dark piceous or black, the elytra wholly or in part reddish; antennae 



pale brownish-yellow. 

 c. Elytra and abdomen wholly reddish. 



d. Intervals of elytra subopaque, nearly flat, densely and finely 

 rugulose; thoracic punctures very coarse and dense. 



428. SYCOPHANTA. 



(M. Intervals of elytra shining, slightly convex, minutely and sparse- 

 ly punctate; punctures of thorax finer, less crowded. 



429. RUFIPE^fXIS. 



cc. Elytra partly black, more shining. 430. SUTURALIS. 



bb. Entirely pitchy brown or black. 



e. Pubescence fine, sparse, inconspicuous above. 



f. Elytra finely striate-punctate, shining; antennae pale; thorax 



coarsely and rather sparsely punctate. 431. FLAVICORNIS. 



ff. Elytral striae deeply impressed, their punctures large, distant; 



intervals convex, shining. 432. CORVULUS. 



ee. Pubescence coarse, conspicuous, forming spots or lines on elytra. 



433. SUBGUTTATUS. 



427 (10,988). ANTIIOXOMUS RUBELLUS Dietz, 1891, 208. 



Oblong. Reddish-brown, thinly clothed with fine whitish pubescence. 

 Beak slender, curved, finely carinate and punctate. Second joint of funicle 

 scarcely longer than third, 3 7 not longer than wide. Thorax one-third 

 wider than long, sides nearly parallel from base to middle, thence round- 

 ed and strongly constricted to apex; disc densely and coarsely punctured. 

 Elytra subovate, two-fifths wider at base than thorax, sides feebly and 

 broadly rounded to apex; strial punctures large, round, rather distant; 

 intervals smooth, feebly convex. Pygidium almost concealed. Length 2.2 

 mm. 



Described from a single female from Lake Superior. 



428 (8641). AXTIIOXOMUS SYCOPHAXTA Walsh, 1867, 265. 



Rather broadly oblong-oval. Dark piceous, thinly pubescent, elytra 

 and abdomen brick-red; antennae brownish-yellow; legs either bright red- 

 dish brown or pitchy black, front thoracic margin and tip of beak often 

 also reddish; scutellum and a small spot at base of sixth interval white. 

 Beak rather stout, curved, as long as head and thorax, striate, finely and 

 rather densely punctate, finely carinate above. Head sparsely and finely 



