†Platyoposaurus watsoni Efremov 1933 (tetrapod)
Vertebrata - Stegocephali - Archegosauridae
Alternative combination: Platyops watsoni
Belongs to Platyoposaurus according to M. A. Shishkin et al. 2000
Sister taxa: Platyoposaurus rickardi, Platyoposaurus stuckenbergi, Platyoposaurus vjuschkovi
Type specimen: PIN 2250/8, a skull. Its type locality is Shikhovo-Chirki, which is in a Kazanian/Severodvinian deltaic limestone in the Russian Federation.
Ecology: amphibious carnivore