''Erythrocebus'' is a genus of

Old World monkey Old World monkey is the common English name for a family of primates known taxonomically as the Cercopithecidae (). Twenty-four genera and 138 species are recognized, making it the largest primate family. Old World monkey genera include baboons ...

. All three species in this genus are found in

Africa Africa is the world's second-largest and second-most populous continent, after Asia in both cases. At about 30.3 million km2 (11.7 million square miles) including adjacent islands, it covers 6% of Earth's total surface area ...

, and are known as patas monkeys. While previously considered a

monotypic In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of genera, the term "unispec ...

genus containing just ''E. patas'', a 2017 review argued that, based on morphological evidence and heavy geographic separation between taxa, ''E. patas'' should be split back into distinct species as recognised in the 19th century. There are three species recognized: * Southern patas monkey (''Erythrocebus baumstarki'') * Common patas monkey (''Erythrocebus patas'') * Blue Nile patas monkey (''Erythrocebus poliophaeus'')

References

Mammals of Sub-Saharan Africa Taxa named by Édouard Louis Trouessart Taxa described in 1897 {{oldworld-monkey-stub