PRIONID^. 57 



on the back and three deep punctures on each side, the two hind- 

 most placed close together and diagonally ; the posterior margin 

 with three notches, one in the middle over the scutellum. Scu- 

 tellum black, slightly concave and punctm-ed. Elytra of a ver- 

 mihon colour, each with three longitudinal costae not reaching 

 the end of the elytra; the inner costa at the base with a short 

 branch, which is lost in the suture; a short black line on the 

 shoulder and two spots near the base ; an interrupted zigzag 

 black band before the middle, ending near the suture in two 

 square black spots ; just behind the middle another interrupted 

 band of black angulated spots ; behind this a short black hne 

 somewhat waved, with another somewhat similar on the outside 

 and nearly at right angles with it. Abdomen beneath dull brown, 

 dehcately punctiu-ed, posterior margin of the segments smooth 

 and shining. 



Length 10 lines. 

 Hab. Brazil (Santarem). From Mr. Bates' Collection. 



95. PCECILOSOMA. 



Poekilosoma, Serv. Ann. Soc. Ent. Fr. i. 184. 

 Poecilosoma, Dej. Cat. p. 344. 

 Prionus, p., Dalm. 



1. PCECILOSOMA ORNATUM. B.M. 



Prionus ornatus, Dalman, Anal. Ent. p. 62. 

 Prionus flammiger, Perfy, Del. An. Art. p. 87- t. 17- f. 7- 

 Poecilosoma quadiipustulatum, Dej. Cat. p. 344. 

 Poekilosoma oniatum, Serv. Ann. Soc. Ent. Fr. i. 185. 

 Hab. Brazil. 



2. PCECILOSOMA SEMIRUFUM. B.M. 



Poecilosoma semirufum, Newma?t, Ent. Mag. v. 492. 

 Poecilosoma rufipenne, Blanch. D'Orbigny, I'Am. Mer. pi. 20. f. J. 

 Hab. Brazil (Ent. Club). 



3. Poecilosoma metallicum. B.M. 



Poecilosoma metallicum, Newman, Ent. Mag. v. 493. 

 Hab. Tasmania (Ent. Club). 



96. CEROCTENUS. 



Ceroctenus, Dej. Serv. Ann. Soc. Ent. Fr. i. 196. 

 Cerambvx (Lissonotus), p., Germar. 



d5 



