Protoscaphirhynchus Temporal range:
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Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Actinopterygii |
Order: | Acipenseriformes |
Family: | Acipenseridae |
Genus: | †Protoscaphirhynchus Wilimovsky, 1956 |
Species: | †P. squamosus
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Binomial name | |
†Protoscaphirhynchus squamosus Wilimovsky, 1956
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Protoscaphirhynchus squamosus is an extinct sturgeon from the Late Cretaceous of North America. It is known from a single poorly preserved specimen found in the Maastrichtian aged Hell Creek Formation in Montana. Due to its poor preservational state, it has few diagnostic characters.[1]