Ialovachsk Formation

Last updated
Ialovachsk Formation
Stratigraphic range: Santonian
85  Ma
O
S
D
C
P
T
J
K
Pg
N
Type Geological formation
Lithology
Primary Sandstone
Other Conglomerate
Location
Coordinates 40°12′N71°42′E / 40.2°N 71.7°E / 40.2; 71.7
Approximate paleocoordinates 34°54′N65°48′E / 34.9°N 65.8°E / 34.9; 65.8
Region Jalal-Abad, Osh
Sughd
Fergana
Country Kyrgyzstan, Tajikistan, Uzbekistan
Extent Fergana Valley & Range
Relief Map of Kyrgyzstan.png
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Ialovachsk Formation (Kyrgyzstan)

The Ialovachsk or Yalovach Formation is a geologic formation in Kyrgyzstan, Tajikistan and Uzbekistan dating to the Santonian age of the Cretaceous period. [1]

Contents

Fossil content

Fossil dinosaur eggs [1] as well as pterosaur, dinosaur, [2] [3] turtle [4] and crocodyliforme [5] [6] remains have been recovered from the formation. [7]

The following fossils have been reported from the formation:

Amphibians
Mammals
Snakes
Turtles
Dinosaurs
Other archosaurs

See also

References

  1. 1 2 Weishampel et al., 2004, pp.517-607
  2. Alifanov, V. R.; Averianov, A. O. (January 2006). "On the finding of ornithomimid dinosaurs (Saurischia, Ornithomimosauria) in the Upper Cretaceous beds of Tajikistan". Paleontological Journal. 40 (1): 103–108. Bibcode:2006PalJ...40..103A. doi:10.1134/s0031030106010126. ISSN   0031-0301. S2CID   140673522.
  3. Averianov, A. O.; Alifanov, V. R. (September 2012). "New data on duck-billed dinosaurs (Ornithischia, Hadrosauridae) from the upper cretaceous of Tajikistan". Paleontological Journal. 46 (5): 512–519. Bibcode:2012PalJ...46..512A. doi:10.1134/s0031030112050036. ISSN   0031-0301. S2CID   140665908.
  4. Vitek, Natasha S.; Danilov, Igor G. (2010-03-24). "New material and a reassessment of soft-shelled turtles (Trionychidae) from the Late Cretaceous of Middle Asia and Kazakhstan" (PDF). Journal of Vertebrate Paleontology. 30 (2): 383–393. Bibcode:2010JVPal..30..383V. doi:10.1080/02724631003617548. ISSN   0272-4634. S2CID   83498792.
  5. Kuzmin, Ivan T.; Skutschas, Pavel P.; Boitsova, Elizaveta A.; Sues, Hans-Dieter (2018). "Revision of the large crocodyliform Kansajsuchus (Neosuchia) from the Late Cretaceous of Central Asia". Zoological Journal of the Linnean Society. 185 (2): 335–387. doi:10.1093/zoolinnean/zly027.
  6. Storrs, Glenn W.; Efimov, Mikhail B. (2000). "Mesozoic crocodyliforms of north-central Eurasia". In Benton, Michael J.; Shishkin, Mikhail A.; Unwin, David M.; Kurochkin, Evgenii N. (eds.). The Age of Dinosaurs in Russia and Mongolia. Cambridge: Cambridge University Press. pp. 402–419. ISBN   978-0-521-55476-3.
  7. Yalovach Formation at Fossilworks.org

Bibliography

Further reading