404 



MR. H. W. BATES ON COLEOPTERA 



[June 3, 



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

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

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



[Eeceived May 24, 1884.] 



The following is a list of the Carabidse and Scarabseidse 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 uudescribed. 



Family Carabidse. 



1. Siagona mandibularis, Guerin, Rev. Zool. 1838, p. 76. 



2. Siagona fuscipes, Bonelli, Mem. Ac. Turin. 1838, p. 458. 



3. Scarites striatidens, Chaudoir, Bull. Mosc. 1855, i. p. 97. 



Family Scarab.eid.e (Lamellicornia). 



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



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



6. Anomala forbesi, n. sp. 



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

 fuscis, eltjlris falvo-testaceis, femoribus rufo-te&taceis ; clypeo 

 late quadrato conjluenter punctato, angulis rotundatis, margine 



Anomala forbesi. 



