Family
Valid Extinct

Utatsusauridae

McGowan and Motani 2003

No Wikipedia summary available.

Temporal range
Triassic
Jurassic
Cretaceous
Paleogene
Neogene
252 201 145 66 0 Ma
PBDB occurrences
5
Group
Ichtyosaures
Carnivore nektonic Marine
Utatsusauridae
click to enlarge
Fossil of Utatsusaurus- Took the picture at Museo di Storia Naturale, Milano © Ghedoghedo · CC BY-SA 3.0 · Wikimedia
PBDB
Classification
Ichthyosauria Unranked clade
Utatsusauridae Family
Fossil sites 5 geolocated sites
Distribution
Top countries
🇨🇦 Canada
2
🇯🇵 Japan
2
🇺🇸 United States
1
Geological formations
Sulphur Mountain
2
Osawa
1
Prida
1
Temporal distribution
Olenekian (249.9–246.7 Ma)
4
Induan (251.902–249.9 Ma)
1
Images 1
Bibliography
Original description
C. McGowan and R. Motani. 2003. Handbuch der Palaoherpetologie / Encyclopedia of Paleoherpetology Teil 8 / Part 8 Ichthyopterygia.
Bibliography (5)
N. P. Kelley, R. Motani, and P. Embree, M. J. Orchard. 2016. A new Lower Triassic ichthyopterygian assemblage from Fossil Hill, Nevada. PeerJ 4(e1626) DOI ↗
R. S. Cuthbertson, A. P. Russell, and J. S. Anderson. 2014. The first substantive evidence of Utatsusaurus (Ichthyopterygia) from the Sulphur Mountain Formation (Lower–Middle Triassic) of British Columbia, Canada: a skull roof description in comparison with other early taxa. Canadian Journal of Earth Sciences 51(2):180-185 DOI ↗
R. Motani, N. Minoura, and T. Ando. 1998. Ichthyosaurian relationships illuminated by new primitive skeletons from Japan. Nature 393:255-257 DOI ↗
E. L. Nicholls and D. Brinkman. 1993. A new specimen of Utatsusaurus (Reptilia: Ichthyosauria) from the Lower Triassic Sulphur Mountain Formation of British Columbia. Canadian Journal of Earth Sciences 30:486-490 DOI ↗
T. Shikama and T. Kamei. 1978. Early Triassic ichthyosaurus, Utatsusaurus hataii gen. et sp. nov, from the Kitakami Massif, northeast Japan. Tohoku University Scientific Report, 2nd series 48(2):77-97