Ce taxon est considéré comme nomen vanum
du taxon valide Plesiosauria
selon la Paleobiology Database.
Voir la fiche de Plesiosauria →
Bibliographie
Description originale
R. Owen. 1841. Odontography; or, a Treatise on the Comparative Anatomy of the Teeth; Their Physiological Relations, Mode of Development, and Microscopic Structure, in the Vertebrate Animals. Part II. Dental System of Reptiles
DOI ↗