Cercocebus fumosus Matschie, 1914

Sitzungsberichte der Gesellschaft Naturforschender Freunde zu Berlin, p. 340

Current valid name: Cercocebus agilis Milne-Edwards, 1886

Holotype: ZMB 32789/32790 (= A 11a, 08, 378), female, adult, skull, skin; Wälder NW Beni at Semliki River, Democratic Republic of the Congo; collected by Herzog Adolf Friedrich zu Mecklenburg, March 1908.