North Horn Formation

North Horn Formation Stratigraphic range: Late Cretaceous
Type	Geological formation
Location
Region	North America

The North Horn Formation is a geological formation in Utah whose strata date back to the Late Cretaceous. Dinosaur remains are among the fossils that have been recovered from the formation.^[1]

Vertebrate paleofauna

Pterodactyloid tracks present at an unnamed site. The specimens are kept at the Dinosaur Tracks Museum, of the University of Colorado at Denver.^[2]

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

Vertebrates of the North Horn Formation
Genus	Species	Location	Stratigraphic position	Abundance	Notes	Images
Alamosaurus[1]	A. sanjuanensis[1]					Alamosaurus Torosaurus Tyrannosaurus
Pteraichnus[2]		Found at an unnamed site.[2]			Specimens kept at the Dinosaur Tracks Museum, of the University of Colorado at Denver.[2]
Torosaurus[1]	T. latus[1]
	T. utahensis[1]
Tyrannosaurus[1]	T. rex[1]

See also

• List of dinosaur-bearing rock formations
• Kaiparowits Formation

References

	Earth sciences portal
	Paleontology portal
	Dinosaurs portal

1. ^ ^{a b c d e f g h} Weishampel, David B; et al. (2004). "Dinosaur distribution (Late Cretaceous, North America)." In: Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. Pp. 574-588. ISBN 0-520-24209-2.
2. ^ ^{a b c d} Lockley, M.; Harris, J.D.; and Mitchell, L. 2008. "A global overview of pterosaur ichnology: tracksite distribution in space and time." Zitteliana. B28. p. 187-198. ISSN 1612 - 4138.