Aral Formation

Geologic formation in Kazakhstan From Wikipedia, the free encyclopedia

The Aral Formation is a geologic formation in Kazakhstan. It preserves fossils dating back to the Neogene period.[1] Much of its fossils consist of Glires and fish, though cetaceans and cryptobranchid salamanders are also known.

Coordinates50.3° N, 57.2° E W[1]
CountryKazakhstan
Quick facts Type, Location ...
Aral Formation
Stratigraphic range: OligoceneMiocene
TypeFormation
Location
Coordinates50.3° N, 57.2° E W[1]
RegionAktyubinsk
CountryKazakhstan
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Paleobiota

The Aral Formation has yielded a rich variety of extinct mammals. Many of its mammal fauna consists of the clade Glires with rodents being particularly numerous.[1]

Bivalves

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Genus Species Notes Images
Corbula[1] C. helmerseni A bivalve
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Chondrichthyes

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Genus Species Notes Images
Odontaspis[1] Species indeterminate A sand tiger shark.
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Osteichthyes

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Genus Species Notes Images
Acipenser[1] Species indeterminate A sturgeon.
Cyprinidae indet.[1] Genus and species indeterminate A carp.
Esox[1] E. aralensis A pike.
Percidae indet.[1] Gensu and species indeterminate A perch.
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Urodela

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Genus Species Notes Images
Cryptobranchidae indet.[1] Genus and species indeterminate. A giant salamander.
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Mammals

Rodents

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Genus Species Notes Images
Aralocricetodon[1] A. schokensis A cricetid.
Asianeomys[1] A. bolligeri. An eomyid.
Eumyarion[1][2] E. tremulus A mouse.
Eucricetodon[1][2] E. occasionalis A mouse.
Plesiosminthus[1] P. tereskentensis A jumping mouse.
Propalaeocastor[1] P. kumbulakensis A castorid.
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Lagomorpha

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Genus Species Notes Images
Desmatolagus D. gobiensis, D. simplex, D. periaralicus. A rabbit.
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Eulipotyphla

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Genus Species Notes Images
Amphechinus A. minimus A hedgehog.
Desmaninae indet. Indeterminate genus and species. A desman.
Gobisorex G. kingae. A shrew.
Talpidae indet. Indeterminate genus and species. A mole.
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Cetacea

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Genus Species Notes Images
Delphinidae indet. Indeterminate genus and species. A dolphin.
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References

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