This taxon is considered nomen nudum, species not entered
of the valid taxon Plesiosaurus
according to the Paleobiology Database.
See the page for Plesiosaurus →
Bibliography
Original description
S. Sachs, J. J. Hornung, and B. P. Kear. 2017. A new basal elasmosaurid (Sauropterygia: Plesiosauria) from the Lower Cretaceous of Germany. Journal of Vertebrate Paleontology 37:e1301945
DOI ↗