Earth:Batylykh Formation

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Batylykh Formation
Stratigraphic range: Early Cretaceous
?Berriasian–Barremian
Teete locality with stratigraphic column
TypeGeological formation
Unit ofSangar Series
UnderliesEksenyakh Formation
Lithology
PrimaryClaystone, siltstone, sandstone
Location
Coordinates [ ⚑ ] : 62°42′N 117°36′E / 62.7°N 117.6°E / 62.7; 117.6
Paleocoordinates [ ⚑ ] 66°30′N 110°06′E / 66.5°N 110.1°E / 66.5; 110.1
RegionYakutia
Country Russia
ExtentVilyuy River Basin
Batylykh Formation is located in Russia
Batylykh Formation
Batylykh Formation
Batylykh Formation (Russia)

The Batylykh Formation is a geological formation in Yakutia, Russia. It is of an uncertain Early Cretaceous age, probably dating between the Berriasian and the Barremian. It is the oldest unit of the 1,500 metres (4,900 ft) thick Sangar Series within the Vilyuy syneclise. The mudstones, sandstones and shales of the formation were deposited in a fluvial to lacustrine environment.

Fossil content

The formation is best known for the Teete locality, which has revealed remains of numerous vertebrates, including dinosaurs and mammals.

Fossils recovered from the formation include:[1]

Mammaliaformes
Reptiles
Amphibians
Fish
Insects
  • Crenoptychoptera gronskayae[9]
  • Zhiganka comitans[9]
Bivalves
Gastropods
  • Gastropoda indet.
Flora

See also

  • List of fossiliferous stratigraphic units in Russia
  • Bukachacha Formation, contemporaneous fossiliferous formation of Zabaykalsky Krai

References

  1. Batylykh Formation at Fossilworks.org
  2. Averianov et al., 2020
  3. 3.0 3.1 Averianov, Alexander O.; Martin, Thomas; Lopatin, Alexey V.; Skutschas, Pavel P.; Vitenko, Dmitry D.; Schellhorn, Rico; Kolosov, Petr N. (August 2023). "On the way from Asia to America: eutriconodontan mammals from the Early Cretaceous of Yakutia, Russia" (in en). The Science of Nature 110 (4): 40. doi:10.1007/s00114-023-01868-3. ISSN 0028-1042. PMID 37530873. Bibcode2023SciNa.110...40A. https://link.springer.com/10.1007/s00114-023-01868-3. 
  4. Lopatin & Agadjanian, 2008
  5. Skutschas et al., 2020
  6. "Wear patterns and dental functioning in an Early Cretaceous stegosaur from Yakutia, Eastern Russia". PLOS ONE 16 (3). 2021. doi:10.1371/journal.pone.0248163. PMID 33730093. Bibcode2021PLoSO..1648163S. 
  7. Skutschas et al., 2018
  8. Skutschas, Pavel P.; Kolchanov, Veniamin V.; Averianov, Alexander O.; Schellhorn, Rico; Kolosov, Petr N.; Jones, Marc E.H.; Martin, Thomas (August 2023). "The northernmost occurrence of non-karaurid salamanders (Lissamphibia, Caudata) in the Mesozoic" (in en). Cretaceous Research 152. doi:10.1016/j.cretres.2023.105686. Bibcode2023CrRes.15205686S. https://linkinghub.elsevier.com/retrieve/pii/S0195667123002148. 
  9. 9.0 9.1 Lukashevich, 1995

Bibliography

Further reading

  • I. P. Tolmachoff. 1904. Neue Funde zur Geologie Sibiriens [New discoveries about the geology of Siberia]. Centralblatt für Mineralogie, Geologie und Paläontologie 1904(1):233-234