Prothoosuchus in a cladogram after Novikov (2018) with only Early Triassic Eastern Europe taxa included:2
Luzocephalus
Samarabatrachus
Poryolosuchus
Parotosuchus
Selenocara
Wetlugasaurus
Vladlenosaurus
Qantas
Prothoosuchus
Thoosuchus
Trematotegmen
Angusaurus
Inflectosaurus
Trematosaurus
Syrtosuchus
Benthosuchus
Vyborosaurus
Yarengia
"Prothoosuchus Getmanov, 1989". www.gbif.org. Retrieved 2023-04-15. https://www.gbif.org/species/4817236 ↩
Novikov A.V. (2018). Early Triassic amphibians of Eastern Europe: evolution of dominant groups and peculiarities of changing communities (PDF) (in Russian). Moscow: RAS. p. 138. ISBN 978-5-906906-71-7.{{cite book}}: CS1 maint: publisher location (link) "Archive copy" (PDF). December 8, 2023. Archived from the original (PDF) on 2023-12-08.{{cite web}}: CS1 maint: archived copy as title (link) 978-5-906906-71-7 ↩