''Yuanmoupithecus'' is an extinct genus of

gibbon Gibbons () are apes in the family Hylobatidae (). The family historically contained one genus, but now is split into four extant genera and 20 species. Gibbons live in subtropical and tropical rainforest from eastern Bangladesh to Northeast India ...

s that lived 8.2 to 7.1 million years ago during the late Miocene. It is currently the oldest gibbon known. It was discovered in Yuanmou, Yunnan Province,

China China, officially the People's Republic of China (PRC), is a country in East Asia. It is the world's most populous country, with a population exceeding 1.4 billion, slightly ahead of India. China spans the equivalent of five time zones and ...

. The type species is ''Y. xiaoyuan''.

References

Miocene primates of Asia Fossil taxa described in 2006 Gibbons Miocene primates {{paleo-primate-stub