224 RHYNCHOPHORA — CURCULIONIDAE. 



"wrinkled and granulate. L. Sh 1. Moderately common. 



0. scahrosus, Marsh. 



b b. Eostriim not furrowed. 



Oblong- ovate. Black, slightly shiny ; antennae and legs 

 rust-red ; with feeble gray pubescence. Eostrum flat, not 

 ridged ; thorax closely covered with obtuse tubercles, sides 

 moderately rounded ; elytra with moderately deep punc- 

 tured striae, interstices rather convex, wrinkled, sides and 

 apex with sharp tubercles. L. 2f — 3^ 1. Eather common. 



0. ligneus, 01. 

 2, Alternate interstices on elytra more raised. 



Ovate. Brown-red ; antennae and legs paler ; variegated 

 with gray and white scales. Eostrum not ridged ; thorax 

 rather broader than long, finely and rather closely granu- 

 late, sides rounded ; elytra with rows of eye spots, suture 

 and alternate interstices raised, with rows of bristles. L. 

 2^ 1. Not common. 0. septentrionis, Herbst. 



II. Eyes placed apart, forehead broad and strongly 

 arched transversely. 



1. Upper-side pubescent. 



Nearly ovate. Black ; antennae and legs reddish-brown ; 

 with short, scanty gray pubescence ; rostrum with central 

 ridge ; thorax short, closely gTanulate, sides rounded ; elytra 

 ovate, with shallow punctured striae, interstices finely 

 wrinkled. L. 2| 1. Not common. 0. maurus, Gyll. 



2. Upper-side bare. 



Ovate. Black, shiny, bare ; antennae and legs pitchy ; 

 rostrum punctured in wrinkles ; elytra punctured diffusely 

 in front and on disc, very closely at sides and apex, im- 

 pressed striae scarcely perceptible. L. 3 — 3i 1. Eatlier 

 common. 0. hlandus, Gyll. (monticola, Sharp's Cat.) 



J5. Femora toothed. 



a. Elytra closely covered with scales and punctured 

 with eye-spots. 



Oblong-ovate. Black-brown, dull ; antennae and legs 

 lighter ; closely covered and variegated with brown and 

 gray scales. Eostrum scarcely furrowed ; thorax almost as 

 long as broad, coarsely granulate, sides rounded ; elytra 

 with striae, punctured with eye-spots ; femora with an in- 

 distinct obtuse tooth. L. 3 — 3^1. Common. picipes, Fab. 



