The Mustersan age is a period of
geologic time (48.0–42.0
Ma) within the
Eocene
The Eocene ( ) Epoch is a geological epoch (geology), epoch that lasted from about 56 to 33.9 million years ago (mya). It is the second epoch of the Paleogene Period (geology), Period in the modern Cenozoic Era (geology), Era. The name ''Eocene' ...
epoch of the
Paleogene
The Paleogene ( ; British English, also spelled Palaeogene or Palæogene; informally Lower Tertiary or Early Tertiary) is a geologic period, geologic period and system that spans 43 million years from the end of the Cretaceous Period million yea ...
, used more specifically within the
South American land mammal age
The South American land mammal ages (SALMA) establish a geologic timescale for prehistoric South American fauna beginning 64.5 Mya (unit), Ma during the Paleocene and continuing through to the Late Pleistocene (0.011 Ma). These periods are referre ...
(SALMA) classification. It follows the
Casamayoran The Casamayoran ( es, Casamayorense) age is a period of geologic time (50.0–48.0 Ma) within the Early Eocene epoch of the Paleogene, used more specifically within the South American land mammal age (SALMA) classification. It follows the Itaboraia ...
and precedes the
Divisaderan The Divisaderan age is a South American land mammal age, covering a period of geologic time (42.0–36.0 Ma) within the Middle and Late Eocene epochs of the Paleogene. It follows the Mustersan age and is followed by the Tinguirirican age. age.
[Mustersan]
at Fossilworks
Fossilworks is a portal which provides query, download, and analysis tools to facilitate access to the Paleobiology Database
The Paleobiology Database is an online resource for information on the distribution and classification of fossil animals ...
.org[Woodburne et al., 2013]
Etymology
This age is named after
Lake Musters in the
Golfo San Jorge Basin
The Golfo San Jorge Basin ( es, Cuenca del Golfo San Jorge) is a hydrocarbon-rich sedimentary basin located in eastern Patagonia, Argentina. The basin covers the entire San Jorge Gulf and an inland area west of it, having one half located in Santa ...
.
Formations
Fossils
References
Bibliography
;General
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;Sarmiento Formation
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;Abanico Formation
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;Andesitas Huancache Formation
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;Chota Formation
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;Geste Formation
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;Paracas Formation
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;Pozo Formation
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;Soncco Formation
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;Vaca Mahuida Formation
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;Ventana Formation
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;Yahuarango Formation
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{{SALMA
Eocene South America
Paleogene Argentina