| Plesioelasmosaurus Temporal range: Late Cretaceous,
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| Some elements of the Plesioelasmosaurus holotype | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Reptilia |
| Superorder: | †Sauropterygia |
| Order: | †Plesiosauria |
| Family: | †Elasmosauridae |
| Genus: | †Plesioelasmosaurus Schumacher & Everhart, 2022 |
| Species: | †P. walkeri
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| Binomial name | |
| †Plesioelasmosaurus walkeri Schumacher & Everhart, 2022
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Plesioelasmosaurus is an extinct genus of elasmosaurid plesiosaur from the Late Cretaceous (middle Cenomanian) Greenhorn Limestone of Kansas, United States. The genus contains a single species, P. walkeri, known from a partial skeleton.[1]
- ^ Schumacher, Bruce A.; Everhart, Michael J. (2022). "Washed Ashore – New Elasmosaurid Specimens (Plesiosauria: Sauropterygia) from the Late Cretaceous of Colorado and Kansas and Their Bearing on Elasmosaurid Lineages of the Western Interior Seaway". Transactions of the Kansas Academy of Science. 125 (3–4): 237–263. doi:10.1660/062.125.0313. ISSN 0022-8443.