TRIBE III. OTIORHYXCHIXI. 



Ill 



KEY TO EASTERN SPECIES OF OTIORHYNCIH S. 



o. Hind femora distinctly toothed. 



b. Beak sulcate, its tip with a bifid carina; elytra sulcate; femoral 



tooth very small, acute. 141. SULCATUS. 



1)1). Beak not sulcate, its tip not carinate; elytra nbt sulcate; femoral 

 tooth large. 142. OVATUS. 



act. Hind femora not or very minutely toothed. 



c. Upper surface without scales. 143. RUGIFRONS. 

 cc. Upper surface rather thickly clothed with silver-gray scales. 



144. SINGULARIS. 



141 (8283). OTIORHYNCHUS SULCATUS Fab., 1798, 155. 



Oblong, brownish-black, subopaque. Thorax subcylindrical, not longer 

 than wide, its surface densely covered with rounded tubercles, each bear- 

 ing a short hair. Elytra oblong-oval, stria? coarsely punctured and with 

 small remote patches of short yellowish hair; intervals feebly convex, 

 each with a row of shining rounded tubercles. Femora strongly club-shaped, 

 deeply sinuate near tip. Length 8.5 mm. 



Ithaca, N. Y., March 22; Orono, Maine, April 2. Very abun- 

 dant under fence rails at Cape Breton in July; found in many 

 localities about New York City, April to August. Known from 

 Newfoundland, New England and Toronto, Canada, to Vancou- 

 ver, and therefore may occur in the Transition Life Zone of 

 northern Indiana. Injurious in Europe, where it is called the 

 "black vine weevil," to numerous horticultural plants, the larvo? 

 feeding especially on the roots of strawberries and the beetles 

 themselves on ferns and hothouse plants.* 



142 (8284). OTIORHYNCHUS OVATUS Linn., 1761, No. 626. 



Oblong-oval. Piceous, shining, antennae and legs reddish brown. Beak 



flat, coarsely, closely and rugosely punctate; 

 front with a deep oblong puncture. Thorax 

 subglobose, base and apex truncate, disc with 

 numerous elongate tubercles or ridges sepa- 

 rated by deep grooves. Elytra oval, the striae 

 more distinct on the sides, marked with rows 

 of large rounded punctures; intervals flat or 

 feebly convex, they, as well as the ridges of 

 thorax, bearing numerous short, yellowish, 

 semi-prostrate hairs. Length 5 6 mm. (Fig. 

 46.) 



Frequent throughout Indiana; April 

 15 August 2<i. Occurs beneath cover in 

 dry or sandy localities. Locally coin- 

 Fig. 46, ; 6. (After Forbes.) mO11 near NeW Y rk ( -^'' JuHC tO Goto- 



"1ns. Life, III, 37; IV, 222. 



