Hühteeg Svita

Hühteeg Svita
Stratigraphic range: Early Cretaceous (?Berriasian - ?Barremian)
Type Geological formation
Sub-units Öösh Formation, Ondai Sair Formation
Location
Region Dornogovi Province, Övörkhangai Province
Country Mongolia

The Hühteeg Svita (Mongolian: Хөхтээг формаци, Khökhteeg Formatsi) is a geological formation in Mongolia whose strata date back to the Early Cretaceous. Dinosaur remains are among the fossils that have been recovered from the formation.[1]

Vertebrate paleofauna

Dinosaurs

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.
Dinosaurs reported from the Hühteeg Svita
Genus Species Location Stratigraphic position Material Notes Images

Altirhinus

A. kurzanovi

"Complete skull, partial skull, associated postcrania, several individuals."[2]
Cast of the holotype skull of Altirhinus
Psittacosaurus fossil from the Hühteeg Svita with gastroliths in its stomach region, American Museum of Natural History

Asiatosaurus

A. mongoliensis

Teeth.

Indeterminate Sauropod.

Iguanodon

I. orientalis

An indeterminate Iguanodont. A referred skull was reclassified as Altirhinus.

Prodeinodon

P. mongoliensis

Several teeth, fragmentary tibia, fragmentary fibula.

Indeterminate Theropod.

Protiguanodon

P. mongoliensis

Reclassified as a species of Psittacosaurus, Psittacosaurus protiguanodonensis.

Psittacosaurus

P. mongoliensis

P. protiguanodonensis

Junior synonym of P. mongoliensis.

Shanag[3]

S. ashile[3]

Mammals

Mammals of the Hühteeg Svita
Genus Species Location Stratigraphic position Material Notes Images
Gobiconodon[4] G. hopsoni[4] Cannonball Member of Öösh Formation, possibly equivalent of Tevsh Formation. 2 upper and lower jaws (PSS-MAE 140 (Holotype) & PSS-MAE 139)
Gobiconodon

Pterosaurs

Pterosaurs of the Hühteeg Svita
Genus Species Location Stratigraphic position Material Notes Images
Indeterminate Tapejaroid[5] "Single Vertebra".[5]

See also

References

  1. ↑ Weishampel, David B; et al. (2004). "Dinosaur distribution (Early Cretaceous, Asia)." In: Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. Pp. 563-570. ISBN 0-520-24209-2.
  2. ↑ "Table 19.1," in Weishampel, et al. (2004). Page 415.
  3. 1 2 Turner, A.S.; Hwang, S.H.; Norell, M.A. (2007). "A small derived theropod from Öösh, Early Cretaceous, Baykhangor Mongolia" (PDF). American Museum Novitates 3557 (1): 1–27. doi:10.1206/0003-0082(2007)3557[1:ASDTFS]2.0.CO;2. Retrieved 2007-03-29.
  4. 1 2 Kielan-Jaworowska, Z., Dashzeveg, D. (1998). "Early Cretaceous amphilestid ("triconodont") mammals from Mongolia" (PDF). Acta Palaeontologica Polonica 43 (3): 413–438.
  5. 1 2 Andres, B. and Norell, M.A. 2005. The first record of a pterosaur from the Early Cretaceous strata of Öösh (Övörkhangai; Mongolia). American Museum Novitates 3472: 1–6.


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