Species
Valid Extinct

Utahraptor ostrommaysi

Kirkland et al. 1993

No Wikipedia summary available.

Temporal range
Triassic
Jurassic
Cretaceous
Paleogene
Neogene
252 201 145 66 0 Ma
PBDB occurrences
2
Group
Dinosaures
Carnivore Ground dwelling Terrestrial
🦴
PBDB ↗
Classification
Dinosauria Unranked clade
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Theropoda Unranked clade
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Neotheropoda Unranked clade
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Averostra Unranked clade
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Tetanurae Unranked clade
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Coelurosauria Unranked clade
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Maniraptora Unranked clade
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Paraves Unranked clade
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Deinonychosauria Infraorder
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Dromaeosauridae Family
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Eudromaeosauria Unranked clade
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Utahraptor Genus
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Utahraptor ostrommaysi Species
Fossil sites 2 geolocated sites
Distribution
Top countries
🇺🇸 United States
2
Geological formations
Cedar Mountain
2
Temporal distribution
Valanginian (137.05–132.6 Ma)
2
Bibliography
Original description
J. I. Kirkland, D. Burge, and R. Gaston. 1993. A large dromaeosaur (Theropoda) from the Lower Cretaceous of eastern Utah. Hunteria 2(10):1-16
Bibliography (2)
B. B. Britt, K. L. Stadtman, and R. D. Scheetz. 1996. The Early Cretaceous Dalton Wells dinosaur fauna and the earliest North American titanosaurid sauropod. Journal of Vertebrate Paleontology 16(3, suppl.):24A
J. I. Kirkland, D. Burge, and R. Gaston. 1993. A large dromaeosaur (Theropoda) from the Lower Cretaceous of eastern Utah. Hunteria 2(10):1-16