Species
Extinct

Polyptychodon archiaci

nomen dubium, species not entered Thalassophonea
Deslongchamps 1872
This taxon is considered nomen dubium, species not entered of the valid taxon Thalassophonea according to the Paleobiology Database. See the page for Thalassophonea
Bibliography
Original description
L. B. Tarlo. 1960. A review of Upper Jurassic pliosaurs. Bulletin of the British Museum (Natural History), Geology Series 14(5):147-189