Ermaying Formation

The Ermaying Formation is a sedimentary succession of Anisian (Middle Triassic) age. It is found in the Shaanxi Province of China.[1] It is composed of an up to 600 m thick sequence of mudstone and sandstone.[2] It is famous for its fossils of tetrapods.[2]

Ermaying Formation
Stratigraphic range: Anisian
~
TypeGeological formation
Sub-unitsTwo Members
UnderliesTongchuan & Xingshikou Formations
OverliesLiujiagou Formation
ThicknessUp to 600 metres (2,000 ft)
Lithology
PrimaryMudstone, sandstone
OtherTuff
Location
Coordinates37°26′15″N 110°39′06″E
Approximate paleocoordinates38.2°N 90.5°E / 38.2; 90.5
RegionShaanxi, Shanxi, Inner Mongolia
Country China
Ermaying Formation is located in China
Ermaying Formation
Ermaying Formation (China)
Ermaying Formation is located in Shanxi
Ermaying Formation
Ermaying Formation (Shanxi)

Fossil content

Notable fossils include the genera Fenhosuchus, Eumetabolodon, Halazhaisuchus, Guchengosuchus, Neoprocolophon, Ordosiodon, Wangisuchus and Shansisuchus.

References
  1. Desojo, J. B. (2013). Anatomy, Phylogeny and Palaeobiology of Early Archosaurs and their Kin. ISBN 978-1862393615.
  2. Sues, Hans-Dieter; Fraser, Nicholas C. (2010). Triassic life on land : the great transition. New York: Columbia University Press. ISBN 978-0231135221.
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