404 



MR. H. \V. BATES ON COLEOPTERA 



[June 3, 



4. List of Coleoptera of the Families Carabidae and Scara- 

 bfeidfe collected by the late W. A. Forbes on the Lower 

 Niger. By H. W. Bates, F.R.S. 



[ReceiTed May 24, 1S84.] 



The following is a list of the Carabidae and Scarabseidae of which 

 specimens were obtained by our much-lamented fellow-worker Mr. 

 W. A. Forbes at various stations on the Lower Niger. Three 

 species appear to be previously undescribed. 



Family Carabid^. 



1. SiAGONA MANDiBULARis, Guc'rin, Rev. Zool. 1838, p. 76. 



2. SiAGONA FUSCIPES, BouelH, Mem. Ac. Turin. 1838, p. 458. 



3. ScARiTES STRiATiDENs, Chaudoir, Bull. Mosc. 1855, i. p. 97. 



Family Scarab.eid^ (Lamellicornia). 



4. Trochalus pilula, Klug, Eiinan's Reise, Atlas, p. 36. 



5. Anomala flaveola, Burmeister, Handb. Ent. iv. 1. p. 237. 



6. Anomala forbesi, n. sp. 



A. mixtse affinis. Elongata, nigra; thorace et pygidio castaneo- 

 fiiscis, elytris fulvo-testaceis, femoribus rufo-testaceis ; clypeo 

 late quadrato conjldenter imiictato, angulis rotundatis, margine 



Fig. 1. 



Anomala forbesi. 



