Scalamagnus
Scalamagnus is an extinct genus of polycotylid plesiosaur from the Late Cretaceous Tropic Shale Formation of the United States. The genus contains a single species S. tropicensis, known from a skull and two partial skeletons. Scalamagnus was historically considered to represent a species of the genus Dolichorhynchops before it was moved to its own genus.
| Scalamagnus Temporal range: Late Cretaceous (early Turonian), | |
|---|---|
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Reptilia |
| Superorder: | †Sauropterygia |
| Order: | †Plesiosauria |
| Family: | †Polycotylidae |
| Subfamily: | †Polycotylinae |
| Genus: | †Scalamagnus Clark, O’Keefe & Slack, 2023 |
| Type species | |
| †Scalamagnus tropicensis Schmeisser McKean, 2012 | |
| Synonyms | |
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