Opinions from V. V. Bulanov 2003
- 'Archegosaurus austriacus is recombined as Discosauriscus austriacus'
- 'Ariekanerpeton belongs to Discosauriscinae'
- 'Biarmica belongs to Leptorophinae'
- 'Biarmica tchudinovi belongs to Biarmica' according to Ivachnenko 1987
- 'Biarmica tchudinovi belongs to Biarmica'
- 'Buzulukia is a subjective synonym of Karpinskiosaurus'
- 'Buzulukia butsuri is a subjective synonym of Karpinskiosaurus ultimus'
- 'Discosauriscinae belongs to Karpinskiosauridae'
- 'Discosauriscus belongs to Discosauriscinae'
- 'Discosauriscus sigalovi is recombined as Ariekanerpeton sigalovi'
- 'Discosaurus netschajevi is recombined as Discosauriscus netschajevi'
- 'Karpinskiosauridae belongs to Seymourioidea'
- 'Karpinskiosaurinae belongs to Karpinskiosauridae'
- 'Karpinskiosaurus belongs to Karpinskiosaurinae'
- 'Kotlassia belongs to Kotlassiinae'
- 'Kotlassia grandis belongs to Kotlassia' according to Tverdokhlebova and Ivakhnenko 1994
- 'Kotlassia grandis is a subjective synonym of Karpinskiosaurus ultimus'
- 'Kotlassia prima belongs to Kotlassia'
- 'Kotlassia secunda is recombined as Karpinskiosaurus secundus'
- 'Kotlassidae is corrected as Kotlassiidae and belongs to Kotlassioidea'
- 'Kotlassiinae belongs to Kotlassiidae'
- 'Kotlassioidea belongs to Seymouriamorpha'
- 'Leptoropha belongs to Leptorophinae'
- 'Leptoropha novojilovi is a subjective synonym of Leptoropha talonophora'
- 'Leptorophinae belongs to Kotlassiidae'
- 'Microphon belongs to Kotlassiinae'
- 'Microphon arcanus belongs to Microphon'
- 'Microphon exiguus belongs to Microphon'
- 'Microphon gracilis belongs to Microphon'
- 'Nycteroleter ultimus is recombined as Karpinskiosaurus ultimus'
- 'Raphaniscus is a subjective synonym of Microphon'
- 'Raphanodon tverdohlebovae is a subjective synonym of Microphon exiguus'
- 'Raphanodon tverdohlebovae belongs to Raphanodon' according to Ivakhnenko 1987
- 'Rhinosauriscus belongs to Seymouriidae'
- 'Rhinosaurus jasykovii is recombined as Rhinosauriscus jasykovii'
- 'Rhipaeosaurus talonophorus is recombined as Leptoropha talonophora'
- 'Seymouria belongs to Seymouriidae'
- 'Seymouria baylorensis belongs to Seymouria'
- 'Seymouria grandis belongs to Seymouria'
- 'Seymouria sanjuanensis belongs to Seymouria'
- 'Seymouriidae belongs to Seymourioidea'
- 'Seymourioidea belongs to Seymouriamorpha'
- 'Urumqia is a subjective synonym of Utegenia'
- 'Urumqia liudaowanensis is a subjective synonym of Utegenia shpinari'
- 'Utegenia belongs to Utegeniidae'
- 'Utegenia shpinari belongs to Utegenia'
- 'Utegeniidae belongs to Kotlassioidea'