438 COLEOPTERA OF NORTH AMERICA. 



Grapliorhinus and Epicasrus occur in the Southern and Western 

 States; Anomaclus in Lower California. 



Group III. — Barynoti. 



Rostrum moderately stout, longer, and slightly narrower than 

 the head, sub-cylindrical, slightly dilated at tip which is slightly 

 notched, upper side finely sulcate. Scrobes deep, slightly arcuate 

 passing immediately beneath the eyes, which are large, oval, and 

 slightly oblique. Scape slightly clavate, attaining the middle of 

 the eye, surface glabrous and slightly ciliate; funicle 7-jointed, 

 joints 1-2 longer, joint 3 conical, 4-7 rounded, club elongate oval. 

 Thorax subquadrate, slightly narrower in front, apex truncate, 

 base slightly arcuate. Scutellum small. Elytra moderately oval, 

 convex, base broadly emarginate and slightly wider than the 

 thorax, humeral angles distinct in front. Thighs moderately 

 clavate, anterior tibial slightly arcuate, middle and posterior 

 slightly dilated at tip, all slightly mucronate. Hind tibiae with 

 a double row of fimbrise surrounding an oval smooth space (cor- 

 beilles caverneuaes). Tarsi moderately dilated, pubescent be- 

 neath, claws free. 



Barynotus Schonherri, a European species, has been taken in 

 Newfoundland. 



Group IV. — Hormori. 



Rostrum longer and narrower than the head, subcylindrical at 

 base, broader at tip, alae moderately divergent, apex emarginate 

 and with a V-shaped elevated line, median line distinctly im- 

 pressed. Scrobes deep in front, and moderately arcuate, poste- 

 riorly feebly marked and directed beneath (Hormorus) or toward 

 the lower border of the eye (Agasphserops). Antennae moderately 

 long, attaining the middle of the eye in the former and barely 

 reaching the eye in the latter. Eyes moderately or very promi- 

 nent. Metasternal side pieces almost entirely concealed by the 

 elytra; metasternum short. Intercoxal process broad, truncate, 

 second abdominal segment but little longer than the third and 

 separated from the first by a straight suture. Corbels of hind 

 tibife open, claws of tarsi free. 



The supports of the deciduous pieces of the mandibles are very 

 prominent, obliquely truncate and pointed at tip ; the deciduous 

 pieces do not exist on any of the specimens before us. The open 



