236 RHYNCHOPHORA — CURCULIONIDAE. 



rally indistinctly variegated. L. 2 — 2^ 1. Scarce. 



S. meliloti, Walt. 



11, Forehead with a broad, deep furrow. 



Elongate. Black ; antennae and legs red-brown ; under- 

 side closely covered with white, upper-side with brown 

 scales ; three feeble lines on thorax, scutellum, sides of 

 elytra and a short streak at base of each lighter, femora 

 with a white ring toward apex. Thorax not longer than 

 broad, closely and moderately deeply punctured, sides 

 rounded in middle ; elytra not dilated at sides, with rather 

 indistinct punctured striae. L. 1^- — 2 1. Common. 



S. humeralis, Steph. 



JEusomus. 



Black ; funiculus of antennae red-brown ; closely covered 

 with light green, slightly shiny, round scales. Elytra with 

 fine punctured striae, interstices broad, flat, scales on alter- 

 nate ones often rather paler. L. 2| — 3 1. Eare. 



E. ovulitm, 111. 



Strophosomus, 



A, Elytra not constricted toward base, basal border not 

 raised. 



a. Elytra with base of suture black. 



Black ; antennae and legs rust-red ; very closely covered 

 and variegated with gray and brownish scales (except base 

 of suture). Rostrum separated from forehead by an im- 

 pressed line ; thorax coarsely punctured, with a narrow, 

 often indistinct central furrow ; elytra with distinct punc- 

 tured striae, interstices with diffusely placed bristles. L. 

 2—21 1. s. coryli, Fab. 



h. Elytra unicolorous. 



Very similar to >S^. coryli ; thorax punctured in wiinkles, 

 without central furrow; elytra almost oval. L. \\ — 2 J 1. 

 Common. S. ohesus, Marsh. 



JB, Elytra constricted toward base, basal border raised. 



a. Upper -side rather closely covered with scales 

 throughout and with upright hairs. 



I. Elytra with only very short upright hairs ; fore- 

 head without central furrow. 



