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.	Two 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

• List of dinosaur-bearing rock formations

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. 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. Kielan-Jaworowska, Z., Dashzeveg, D. (1998). "Early Cretaceous amphilestid ("triconodont") mammals from Mongolia" (PDF). Acta Palaeontologica Polonica 43 (3): 413–438.
5. 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.