Piliocolobus kabambarei Matschie, 1914
Sitzungsberichte der Gesellschaft Naturforschender Freunde zu Berlin, p. 338
Current valid name: Procolobus foai (de Pousargues, 1899)
Holotype [by monotypy]: ZMB 32735/32736 (= A 48,09,92), female, adult, skull, skin [skin could not be found in the collection]; near Kabambare, Democratic Republic of the Congo; collected by Grauer, October 1908.
Comment: Matschie described this species using a single specimen (A 48,09,92) and does not mention any other specimen, making it the holotype by monotypy.