Opinions from R. J. Damiani 2001
- 'Abiadisaurus belongs to Mastodonsauroidea'
- 'Abiadisaurus witteni belongs to Abiadisaurus' according to Warren et al. 1998
- 'Benthosaurus sushkini is recombined as Benthosuchus sushkini'
- 'Benthosuchus belongs to Mastodonsauroidea'
- 'Benthosuchus bashkiricus is a nomen dubium'
- 'Benthosuchus bystrowi belongs to Benthosuchus' according to Getmanov 1989
- 'Benthosuchus bystrowi belongs to Benthosuchus'
- 'Benthosuchus korobkovi belongs to Benthosuchus'
- 'Bulgosuchus belongs to Mastodonsauridae'
- 'Bulgosuchus gargantua belongs to Bulgosuchus'
- 'Capitosauridae is an objective synonym of Mastodonsauridae'
- 'Capitosauroidea is a subjective synonym of Mastodonsauroidea'
- 'Capitosaurus africanus is recombined as Wellesaurus africanus'
- 'Capitosaurus arenaceus is a nomen dubium'
- 'Capitosaurus bogdoanus belongs to Capitosaurus' according to Woodward 1932
- 'Capitosaurus bogdoanus is a nomen dubium'
- 'Capitosaurus fronto is a subjective synonym of Parotosuchus nasutus'
- 'Capitosaurus haughtoni belongs to Capitosaurus' according to Broili and Schröder 1937
- 'Capitosaurus haughtoni is recombined as Parotosuchus haughtoni'
- 'Capitosaurus helgolandiae is recombined as Parotosuchus helgolandicus'
- 'Capitosaurus nasutus is recombined as Parotosuchus nasutus'
- 'Capitosaurus polaris is a nomen dubium'
- 'Capitosaurus robustus is recombined as Cyclotosaurus robustus'
- 'Capitosaurus semiclausus is recombined as Stenotosaurus semiclausus'
- 'Capitosaurus stantonensis is recombined as Stenotosaurus stantonensis'
- 'Cherninia belongs to Mastodonsauridae'
- 'Cyclotosaurus belongs to Mastodonsauridae'
- 'Cyclotosaurus ebrachensis belongs to Cyclotosaurus'
- 'Cyclotosaurus hemprichi belongs to Cyclotosaurus'
- 'Cyclotosaurus mordax is a subjective synonym of Cyclotosaurus posthumus'
- 'Cyclotosaurus papilio belongs to Cyclotosaurus'
- 'Cyclotosaurus posthumus belongs to Cyclotosaurus'
- 'Cyclotosaurus randalli is recombined as Eocyclotosaurus randalli'
- 'Cyclotosaurus spitzbergensis is a nomen dubium'
- 'Eocyclotosauridae is a subjective synonym of Heylerosauridae'
- 'Eocyclotosaurus belongs to Heylerosauridae'
- 'Eocyclotosaurus woschmidti belongs to Eocyclotosaurus' according to Ortlam 1970
- 'Eocyclotosaurus woschmidti belongs to Eocyclotosaurus'
- 'Eryosuchus belongs to Mastodonsauridae'
- 'Eryosuchus antiquus is a subjective synonym of Eryosuchus tverdochlebovi'
- 'Eryosuchus garjainovi is a subjective synonym of Eryosuchus tverdochlebovi'
- 'Eryosuchus tverdochlebovi belongs to Eryosuchus'
- 'Hercynosaurus is a nomen dubium'
- 'Hercynosaurus carinidens is a nomen dubium'
- 'Heylerosauridae belongs to Mastodonsauroidea'
- 'Kestrosaurus is a nomen dubium'
- 'Kestrosaurus dreyeri is a nomen dubium'
- 'Komatosuchus belongs to Mastodonsauridae'
- 'Komatosuchus chalyshevi belongs to Komatosuchus' according to Novikov and Shishkin 1992
- 'Komatosuchus chalyshevi belongs to Komatosuchus'
- 'Kupferzellia is a subjective synonym of Tatrasuchus'
- 'Kupferzellia wildi is recombined as Tatrasuchus wildi'
- 'Labyrinthodon fuerstenbergianus is a nomen dubium'
- 'Labyrinthodon lavisi is a nomen dubium'
- 'Cyclotosaurus leptognathus is a nomen dubium'
- 'Mastodonsauridae belongs to Mastodonsauroidea'
- 'Mastodonsauroidea belongs to Capitosauria'
- 'Mastodonsaurus belongs to Mastodonsauridae'
- 'Mastodonsaurus cappelensis belongs to Mastodonsaurus'
- 'Mastodonsaurus torvus belongs to Mastodonsaurus'
- 'Mastodonsaurus vaslenensis is a nomen dubium'
- 'Mastodonsaurus weigelti belongs to Mastodonsaurus' according to Wagner 1935
- 'Mastodonsaurus weigelti is a subjective synonym of Parotosuchus nasutus'
- 'Mentosaurus belongs to Mastodonsauroidea'
- 'Moenkopisaurus is a subjective synonym of Eocyclotosaurus'
- 'Odenwaldia belongs to Heylerosauridae'
- 'Odenwaldia heidelbergensis belongs to Odenwaldia'
- 'Parabenthosuchus is a subjective synonym of Benthosuchus'
- 'Parabenthosuchus uralensis belongs to Parabenthosuchus' according to Ochev 1958
- 'Parabenthosuchus uralensis is recombined as Benthosuchus uralensis'
- 'Paracyclotosaurus belongs to Mastodonsauridae'
- 'Paracyclotosaurus davidi belongs to Paracyclotosaurus'
- 'Parotosaurus lapparenti is a nomen dubium'
- 'Parotosaurus megarhinus is recombined as Cherninia megarhina'
- 'Parotosaurus orenburgensis belongs to Parotosaurus' according to Konzhukova 1968
- 'Parotosaurus orenburgensis is recombined as Parotosuchus orenburgensis'
- 'Parotosaurus orientalis belongs to Parotosaurus' according to Ochev 1966
- 'Parotosaurus orientalis is recombined as Parotosuchus orientalis'
- 'Parotosaurus panteleevi is a nomen dubium'
- 'Parotosaurus peabodyi is recombined as Wellesaurus peabodyi'
- 'Parotosaurus pronus is recombined as Eryosuchus pronus'
- 'Parotosaurus pronus belongs to Parotosaurus' according to Howie 1970
- 'Parotosaurus rajareddyi is recombined as Eryosuchus rajareddyi'
- 'Parotosaurus wadei is a nomen dubium'
- 'Parotosuchus belongs to Mastodonsauridae'
- 'Parotosuchus aliciae is recombined as Watsonisuchus aliciae'
- 'Parotosuchus crookshanki is recombined as Paracyclotosaurus crookshanki'
- 'Parotosuchus denwai is recombined as Cherninia denwai'
- 'Parotosuchus dirus is a nomen dubium'
- 'Parotosuchus gunganj is recombined as Watsonisuchus gunganj'
- 'Parotosuchus komiensis belongs to Parotosuchus' according to Novikov 1986
- 'Parotosuchus komiensis belongs to Parotosuchus'
- 'Parotosuchus rewanensis is recombined as Watsonisuchus rewanensis'
- 'Parotosuchus sequester belongs to Parotosuchus' according to Lozovsky and Shishkin 1974
- 'Parotosuchus sequester belongs to Parotosuchus'
- 'Promastodonsaurus belongs to Mastodonsauroidea'
- 'Promastodonsaurus bellmani belongs to Promastodonsaurus' according to Bonaparte 1963
- 'Promastodonsaurus bellmani belongs to Promastodonsaurus'
- 'Rasaurus is a subjective synonym of Benthosuchus'
- 'Rhadalognathus belongs to Heylerosauridae'
- 'Rhadalognathus boweni belongs to Rhadalognathus'
- 'Salamandroides giganteus is recombined as Mastodonsaurus giganteus'
- 'Selenocara is a subjective synonym of Wetlugasaurus'
- 'Selenocara groenlandica is a subjective synonym of Wetlugasaurus groenlandicus'
- 'Stanocephalosaurus birdi is a nomen dubium'
- 'Stenotosaurus belongs to Mastodonsauridae'
- 'Stenotosaurus gracilis belongs to Stenotosaurus'
- 'Stenotosaurus lehmani belongs to Stenotosaurus' according to Heyler 1969
- 'Stenotosaurus lehmani is recombined as Eocyclotosaurus lehmani'
- 'Subcyclotosaurus belongs to Mastodonsauridae'
- 'Subcyclotosaurus brookvalensis belongs to Subcyclotosaurus'
- 'Tatrasuchus belongs to Mastodonsauridae'
- 'Tatrasuchus kulczyckii belongs to Tatrasuchus' according to Maryanska and Shishkin 1996
- 'Tatrasuchus kulczyckii belongs to Tatrasuchus'
- 'Watsonisuchus belongs to Mastodonsauridae'
- 'Wellesaurus belongs to Mastodonsauridae'
- 'Wellesaurus bussoni is a nomen dubium'
- 'Wetlugasaurus belongs to Mastodonsauridae'
- 'Wetlugasaurus angustifrons belongs to Wetlugasaurus' according to Riabinin 1930
- 'Wetlugasaurus angustifrons belongs to Wetlugasaurus'
- 'Wetlugasaurus groenlandicus belongs to Wetlugasaurus'
- 'Wetlugasaurus magnus belongs to Wetlugasaurus' according to Watson 1962
- 'Wetlugasaurus magnus is recombined as Watsonisuchus magnus'
- 'Wetlugasaurus malachovi belongs to Wetlugasaurus' according to Novikov 1990
- 'Wetlugasaurus malachovi belongs to Wetlugasaurus'
- 'Wetlugasaurus samarensis belongs to Wetlugasaurus' according to Sennikov 1981
- 'Yarengia belongs to Mastodonsauroidea'