Order Primates Author Colin P. Groves text 1993 Smithsonian Institution Press Washington and London Editor Don E. Wilson Editor DeeAnn M. Reeder Mammal Species of the World (2 nd Edition) 243 277 book chapter 193461 10.5281/zenodo.7353122 0df816bd-0cef-463a-94c2-b03e13ea7128 1-56098-217-9 7353122 Lophocebus albigena (Gray, 1850) . Proc. Zool. Soc. Lond., 1850:77 . TYPE LOCALITY: Zaire , Mayombe . DISTRIBUTION: SE Nigeria , Cameroon , Congo Republic , Gabon , Equatorial Guinea , NE Angola , Central African Republic , Zaire , W Uganda , Burundi , W Kenya , W Tanzania . STATUS: CITES - Appendix II; IUCN - Insufficiently known as Cercocebus aterrimus . SYNONYMS: aterrimus ; coelognathus Matschie, 1914 ; congicus Sclater, 1900 ; hamlyni Pocock, 1906 ; ituricus Matschie, 1913 ; jamrachi Pocoe, 1906 ; johnstoni Lydekker, 1900 ; mawambicus Lorenz, 1917; opdenboschi ; osmani Groves, 1978 ; rothschildi Lydekker, 1900 ; ugandae Matschie, 1913 ; weynsi Matschie, 1913; zenkeri Schwarz, 1910 . COMMENTS: Includes aterrimus and opdenboschi ; see Groves (1978b) , but see also Szalay and Delson (1979) .