Genus
Valid Extinct

Ornitholestes

Osborn 1903
Etymology bird

Ornitholestes is a small theropod dinosaur of the late Jurassic of Western Laurasia.

Temporal range
Triassic
Jurassic
Cretaceous
Paleogene
Neogene
252 201 145 66 0 Ma
PBDB occurrences
4
Group
Dinosaures
Carnivore Ground dwelling, solitary Terrestrial
Ornitholestes
click to enlarge
Casts of Ornitholestes hermanni. On display at the Royal Tyrrell Museum, Alberta, Canada. © Etemenanki3 · CC BY-SA 4.0 · Wikimedia
PBDB ↗ Wikipedia ↗
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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Compsognathidae Family
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Ornitholestes Genus
Measurements
Length
2 m ⓘ
2,1 m ⓘ
Ornitholestes hermanni
Mass
12 kg ⓘ
Ornitholestes hermanni
Fossil sites 4 geolocated sites
Distribution
Top countries
🇺🇸 United States
4
Geological formations
Morrison
4
Temporal distribution
Tithonian (149.2–143.1 Ma)
3
Oxfordian (161.5–154.8 Ma)
1
Species (1)
Ornitholestes hermanni 155 Ma
Images 1
Bibliography
Original description
H. F. Osborn. 1903. Ornitholestes hermanni, a new compsognathoid dinosaur from the Upper Jurassic. Bulletin of the American Museum of Natural History 19(12):459-464
Bibliography (4)
H. Galiano and R. Albersdörfer. 2010. A New Basal Diplodocoid Species, Amphicoelias brontodiplodocus from the Morrison Formation, Big Horn Basin, Wyoming, with Taxonomic Reevaluation of Diplodocus, Apatosaurus, Barosaurus and Other Genera. Dinosauria International (Ten Sleep, WY) Report for September 2010
M. T. Carrano and J. Velez-Juarbe. 2006. Paleoecology of the Quarry 9 vertebrate assemblage from Como Bluff, Wyoming (Morrison Formation, Late Jurassic). Palaeogeography, Palaeoclimatology, Palaeoecology 234(2-4):147-159 DOI ↗
B. Britt. 1991. Theropods of Dry Mesa Quarry (Morrison Formation, Late Jurassic), Colorado, with emphasis on the osteology of Torvosaurus tanneri. BYU Geology Studies 37:1-72
H. F. Osborn. 1903. Ornitholestes hermanni, a new compsognathoid dinosaur from the Upper Jurassic. Bulletin of the American Museum of Natural History 19(12):459-464