ADW: Colobus: Classification: ...information pictures. Species Colobus guereza (guereza). information. Species Colobus
http://animaldiversity.ummz.umich.edu/site/accounts/information/Colobus.html id=spl-1

ADW: Colobus polykomos: Information: Class Mammalia Order Primates Family Cercopithecidae Subfamily Colobinae
http://animaldiversity.ummz.umich.edu/accounts/colobus/c._polykomos.html id=spl-2

Primate Info Net: Common Names for the Order Primates: Central African Red Colobus Pennant's Red Colobus Colobus polykomos English: Western
http://pin.primate.wisc.edu/aboutp/taxonomy/common.html id=spl-3

Laboratory Primate Newsletter, Volume 39, Number 3: De Brazza's monkey, greater white-nosed monkey, crowned guenon, Preuss' guenon,
http://www.brown.edu/Research/Primate/lpn39-3.html id=spl-4

EpoDB Request Form: EpoDB Query: Find Entries by Gene Groups. This application enables a user to
http://www.cbil.upenn.edu/EpoDB/release/version_2.2/gene_groups.html id=spl-5

Penn State Faculty Research Expertise Database (FRED): ...rufomitratus (Red or Bay colobus), C. guereza (Guereza or Eastern black-and-white
http://fred.hmc.psu.edu/ds/retrieve/fred/meshdescriptor/D003104 id=spl-6