Taxon - Odkazy a literatura
Wikipedia Articles [Thollon's_red_colobus]
Wikipedia Articles [https://en.wikipedia.org] [jako Piliocolobus tholloni (Milne-Edwards, 1886)]
Wilson D. E., Reeder D. M. (editors) (2005): Mammal Species of the World (MSW). A Taxonomic and Geographic Reference (3rd ed) [http://www.bucknell.edu/msw3] [jako Piliocolobus tholloni Milne-Edwards, 1886]Datum citace: 5. prosinec 2008
IUCN Red List of Threatened Species 2024-1 [18257]
IUCN Red List of Threatened Species [http://www.iucnredlist.org/] [jako Piliocolobus tholloni (Milne-Edwards, 1886)]
Datum citace: 29. leden 2024
ASM Mammal Diversity Database 1.13 [1000656]
ASM Mammal Diversity Database [https://www.mammaldiversity.org/], American Society of Mammalogists [jako Piliocolobus tholloni (Milne-Edwards, 1886)]
Datum citace: 8. listopad 2024