Eginsai Formation

Eginsai Formation
Stratigraphic range: Late Campanian-early Maastrichtian
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TypeGeological formation
Lithology
PrimarySiltstone
OtherPhosphorite
Location
Coordinates52°24′N 64°36′E / 52.4°N 64.6°E / 52.4; 64.6
Approximate paleocoordinates45°30′N 56°06′E / 45.5°N 56.1°E / 45.5; 56.1
RegionKustanai
CountryKazakhstan
Eginsai Formation (Kazakhstan)

The Eginsai Formation (Russian: Eginsai Svita) is a geological formation in Kazakhstan whose strata date back to the Late Cretaceous. Dinosaur remains are among the fossils that have been recovered from the formation.[1]

Fossil content

Color key
Taxon Reclassified taxon Taxon falsely reported as present Dubious taxon or junior synonym Ichnotaxon Ootaxon Morphotaxon
Notes
Uncertain or tentative taxa are in small text; crossed out taxa are discredited.

Birds

Birds of the Eginsai Formation
Genus Species Location Stratigraphic position Material Notes Image
Asiahesperornis[2] A. bazhanovi Kustanai Early Maastrichtian Vertebrae, Tarsometatarsus, and Tibiotarsus. A asiahesperornithine hesperornithid

Mollusks

Bivalves

Bivalves of the Eginsai Formation
Genus Species Location Stratigraphic position Material Notes Image
Turgaiscapha T. kushmurunica Kustanai Late Campanian to Early Maastrichtian Shell A bivalve

See also

References

  1. ^ Weishampel et al., 2004, "Dinosaur distribution (Late Cretaceous, Asia).", pp.593-600
  2. ^ "Table 11.1," in Weishampel et al., 2004, p.215

Bibliography

  • Weishampel, David B.; Dodson, Peter; Osmólska, Halszka (2004), The Dinosauria, 2nd edition, Berkeley: University of California Press, pp. 1–880, ISBN 0-520-24209-2, retrieved 2019-02-21{{citation}}: CS1 maint: publisher location (link)
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