Subspecies
Extinct

Ichthyosaurus trigonus posthumus

nomen dubium, subspecies not entered Aegirosaurus leptospondylus
Bauer 1898
This taxon is considered nomen dubium, subspecies not entered of the valid taxon Aegirosaurus leptospondylus according to the Paleobiology Database. See the page for Aegirosaurus leptospondylus
Bibliography
Original description
N. Bardet and M. Fernandez. 2000. A new ichthyosaur from the Upper Jurassic lithographic limestones of Bavaria. Journal of Paleontology 74(3):503-511 DOI ↗