Dallasaurus

Bell and Polcyn 2005

Dallasaurus is a basal mosasauroid from the Upper Cretaceous of North America. Along with Russellosaurus, Dallasaurus is one of the two oldest mosasauroid taxa currently known from North America. It is also one of the smallest known mosasaurines, measuring approximately 1 m (3.3 ft) in length.

Temporal range

Triassic

Jurassic

Cretaceous

Paleogene

Neogene

252 201 145 66 0 Ma

PBDB occurrences

Group

Mosasaures

Carnivore aquatic Terrestrial

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Skeleton mount of Dallasaurus turneri at the Perot Museum © Geekgecko · CC0 · Wikimedia

PBDB ↗ Wikipedia ↗

Classification

Mosasauridae Family

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Mosasaurinae Subfamily

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Dallasaurus Genus

Fossil sites 1 geolocated sites

Distribution

Top countries

🇺🇸 United States

Geological formations

Kamp Ranch Limestone

Temporal distribution

Turonian (93.9–89.8 Ma)

Species (1)

Dallasaurus turneri 94 Ma

Images 1

Bibliography

Original description

G. L. Bell and M. J. Polcyn. 2005. Dallasaurus turneri, a new primitive mosasauroid from the Middle Turonian of Texas and comments on the phylogeny of Mosasauridae (Squamata). Netherlands Journal of Geosciences 84(3):177-194 DOI ↗

Bibliography (1)