Full reference: N. C. Fraser. 1982. A new rhynchocephalian from the British Upper Trias. Palaeontology 25(4):709-725
Parent taxon: Sphenodontia according to J. A. Herrera-Flores et al. 2018
See also Apesteguia et al. 2012, Carroll 1988, Fraser 1982, Heckert 2004, Murry 1989, Rauhut et al. 2012, Reynoso 2000 and Skinner et al. 2020
Sister taxa: Diphydontosaurus, Eusphenodontia, Godavarisaurus, Lamarquesaurus, Micromenodon, Opisthias, Pelecymala, Rebbanasaurus, Sauranodonti, Sphenocondor, Tingitana, Whitakersaurus
Subtaxa: Planocephalosaurus lucasi Planocephalosaurus robinsonae
Type: Planocephalosaurus robinsonae
Ecology:
Distribution:
• Triassic of the United Kingdom (13 collections), United States (1: Texas)
Total: 14 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.