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 / 37.43750°N 110.65167°E / 37.43750; 110.65167
Approximate paleocoordinates38°12′N 90°30′E / 38.2°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)

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]

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. 1 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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