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 Cercopithecus dryas Schwartz, 1932 . Rev. Zool. Bot. Afr., 21:251 . TYPE LOCALITY: Zaire , Ikela Zone, Yapatsi. (See Thys van den Audenaerde, 1977:1006 ) . DISTRIBUTION: Known only from a few localities in C Zaire (Wamba Dist., 22O31'- 33°E , and 0°01'N- 0°0rS); see Kuroda et al. (1985 , as Cercopithecus salongo ). STATUS: CITES - Appendix II; IUCN - Vulnerable as C. salongo . SYNONYMS: salongo Thys van den Audenaerde, 1977 . COMMENTS: Not a subspecies of diana ; possibly related to Chlorocebus aethiops ; see Thys van den Audenaerde (1977:1007) . C. salongo is an age-variant of this species, see Colyn et al. (1991) .