Bostobe Formation
| Bostobe Formation | |
|---|---|
| Stratigraphic range: Late Cretaceous (Santonian - Campanian) | |
| Type | Geological formation |
| Underlies | Akzhar Formation |
| Overlies | Zhirkindek Formation |
| Thickness | About 45 m |
| Lithology | |
| Primary | Clay |
| Other | Sands |
| Location | |
| Region | Asia |
| Country |  Kazakhstan |
The Bostobe Formation is a geological formation in Kazakhastan whose strata date back to the Late Cretaceous. Dinosaur remains are among the fossils that have been recovered from the formation.[1] It is about 45 metres thick and consists primarily of clay with interbeds of sand, representing an estuarine environment.[2]
Vertebrate paleofauna
- Theropods:
- Ornithopods:
- Pterosaurs:
- Mammals:
- Turtles:
- Khunnuchelys lophorhothon (a trionychid turtle, known from remains initially thought to belong to a hadrosaurid dinosaur and classified as cf. Lophorhothon sp)[6]
See also
References
- ^ Weishampel, David B; et al. (2004). "Dinosaur distribution (Late Cretaceous, Asia)." In: Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. Pp. 593-600. ISBN 0-520-24209-2.
- ^ Kordikova, E. G.; Polly, P. D.; Alifanov, V. A.; Roček, Z.; Gunnell, G. F.; Averianov, A. O. (March 2001). "Small vertebrates from the late Cretaceous and early Tertiary of the northeastern Aral Sea region, Kazakhstan". Journal of Paleontology. 75 (2): 390–400. doi:10.1017/S0022336000018187. ISSN 0022-3360.
- ^ a b c Averianov, A., 2016. Frontal bones of non-avian theropod dinosaurs from the Upper Cretaceous (Santonian-?Campanian) Bostobe Formation of the northeastern Aral Sea region, Kazakhstan. Canadian Journal of Earth Sciences 53 (2) 168-175. http://cjes.geoscienceworld.org/content/53/2/168
- ^ A. O. Averianov (2004), “New Data on Cretaceous Flying Reptiles (Pterosauria) of Russia, Kazakhstan, and Kyrgyzstan,” Paleontol. Zh., No. 4, 73–83 (Paleontol. J. 38 (4), 426–436)
- ^ A. O. Averianov, J. D. Archibald, P. P. Skutschas and G. J. Dyke. 2014. New mammal remains from the Late Cretaceous Bostobe Formation (northeast Aral Sea Region, Kazakhstan). Palaeoworld 23:314-320.
- ^ Igor G. Danilov; Natasha S. Vitek; Alexander O. Averianov; Vadim N. Glinskiy (2014). "A new softshelled trionychid turtle of the genus Khunnuchelys from the Upper Cretaceous Bostobe Formation of Kazakhstan". Acta Palaeontologica Polonica. in press. doi:10.4202/app.2013.0045.
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