The Sharamurunian age is a period of geologic time (48.6—37.2 Ma) within the Middle Eocene epoch of the Paleogene

Paleogene

The Paleogene is a geologic period and system that began 65.5 ± 0.3 and ended 23.03 ± 0.05 million years ago and comprises the first part of the Cenozoic Era...

 used more specifically with Asian Land Mammal Ages

Asian land mammal ages

The Asian Land Mammal Ages establishes a geologic timescale for prehistoric Asian fauna beginning 58.7 Mya during the Paleogene and continuing through to the Middle Pleistocene...

. It follows the Irdinmanhan

Irdinmanhan

The Irdinmanhan age is a period of geologic time within the Middle Eocene epoch of the Paleogene used more specifically with Asian Land Mammal Ages. It follows the Arshantan and precedes the Sharamurunian age....

 age and precedes the Ulangochuian

Ulangochuian

The Ulangochuian age is a period of geologic time within the Late Eocene epoch of the Paleogene used more specifically with Asian Land Mammal Ages. It follows the Sharamurunian and precedes the Ergilian age....

 age.

The upper boundary layer of the Sharamurunian can be the approximate lower base of the Lutetian

Lutetian

The Lutetian is, in the geologic timescale, a stage or age in the Eocene. It spans the time between and . The Lutetian is preceded by the Ypresian and is followed by the Bartonian. Together with the Bartonian it is sometimes referred to as the Middle Eocene subepoch...

 age.

The Sharamurunian age is named after the Sharamurun River in China

China

Chinese civilization may refer to:* China for more general discussion of the country.* Chinese culture* Greater China, the transnational community of ethnic Chinese.* History of China* Sinosphere, the area historically affected by Chinese culture...

.