Genus
Valid Extinct

Epichirostenotes

Sullivan et al. 2011

Epichirostenotes is a genus of oviraptorosaurian dinosaur from the Late Cretaceous. Epichirostenotes is known from an incomplete skeleton found in 1923 at the Horseshoe Canyon Formation, in strata dated to about 72 million years ago. It was first named by Robert M. Sullivan, Steven E. Jasinski and Mark P.A. van Tomme in 2011 and the type species is Epichirostenotes curriei. Its holotype, ROM 43250, had been assigned to Chirostenotes pergracilis by Hans-Dieter Sues in 1997.

Temporal range
Triassic
Jurassic
Cretaceous
Paleogene
Neogene
252 201 145 66 0 Ma
PBDB occurrences
1
Group
Dinosaures
Omnivore Ground dwelling (surface) Terrestrial
Epichirostenotes
click to enlarge
Skeletal reconstruction of Epichirostenotes curriei. © Jaime A. Headden (User:Qilong) · CC BY 3.0 · Wikimedia
Epichirostenotes
Epichirostenotes
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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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Oviraptorosauria Infraorder
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Caenagnathidae Family
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Caenagnathinae Subfamily
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Epichirostenotes Genus
Fossil sites 1 geolocated sites
Distribution
Top countries
🇨🇦 Canada
1
Geological formations
Horseshoe Canyon
1
Temporal distribution
Campanian (83.6–72.2 Ma)
1
Species (1)
Epichirostenotes curriei 84 Ma
Images 2
Bibliography
Original description
R. M. Sullivan, S. E. Jasinski, and M. P. A. Van Tomme. 2011. A new caenagnathid Ojoraptorsaurus boerei, n. gen., n. sp. (Dinosauria, Oviraptorosauria), from the Upper Cretaceous Ojo Alamo Formation (Naashoibito Member), San Juan Basin, New Mexico. Fossil Record 3. New Mexico Museum of Natural History and Science Bulletin
Bibliography (1)
R. M. Sullivan, S. E. Jasinski, and M. P. A. Van Tomme. 2011. A new caenagnathid Ojoraptorsaurus boerei, n. gen., n. sp. (Dinosauria, Oviraptorosauria), from the Upper Cretaceous Ojo Alamo Formation (Naashoibito Member), San Juan Basin, New Mexico. Fossil Record 3. New Mexico Museum of Natural History and Science Bulletin