243 CERAMBYCID.E. 



1. Onchomerus pilicornis. B.M. 



O. thorace subtuberculato, ferrugineo, elytris testaceis, antennis 

 mediocribus, villosis, femoribus clavatis. 



Callidium pilicorne, Fabr. S. El. ii. 341. 



Oliv. Col. iv. p. 68. t. 8. f. 99. 

 Curtomerus luteus, Steph. Manual of Brit. Col. p. 2/5. 

 Hab. W. Indies; Britain (introd.). 



2. Onchomerus bipunctatus, n. s. PL VII. f. 2. B.M. 



O. pallide testaceus, elytra singulis macula parva, nigra, mediana, 

 thorace creberrime punctato ; antennis articulo quarto parvo, 

 articulis tertio et quinto subsequalibus. 



Pale testaceous ; thorax obscure, very thickly and closely 

 punctured ; antennae with the fourth joint short, very little longer 

 than the second ; the thud and fifth joints about equal in length ; 

 elytra somewhat shining, rather thickly punctured in the middle, 

 with a small black spot. 



Length 4 to 5 lines. 

 Hab. W. Africa (Sierra Leone) (Rev. J). F. Morgan). 



3. Onchomerus unicoloR. B.M. 



Onchomerus unicolor, Latr. Dej. Cat. p. 358. Chevr. Coll. 

 Hab. Mauritius (Coll. Chevr.). 



167. TRITOMACRUS. 



Tritomacrus, Newman, Ent. Mag. i. 510. 



1. Tritomacrus testaceus. 



T. testaceus, oculis fere concoloribus, antennis corpore valde Ion- 

 gioribus. 



Tritomacras testaceus, Newman, Ent. Mag. i. 510. 

 Obrium pallidum, Bentley, MSS. 

 Hab. Ireland (introduced). 



168. DERE, n. g. 



Antennas shortish, not reaching to the end of the elytra, third 

 joint the longest, the following joints short, somewhat thickened 

 towards the end. Thorax nearly as wide as long, gradually nar- 



