Opinions from C. Ifrim et al. 2015

  • 'Ammonites forbesianum is recombined as Phyllopachyceras forbesianum'
  • 'Ancyloceras jenneyi is recombined as Exiteloceras jenneyi'
  • 'Baculites belongs to Baculitidae'
  • 'Baculites cylindracea is recombined as Diplomoceras cylindraceum'
  • 'Baculites taylorensis belongs to Baculites' according to Adkins 1929
  • 'Baculites taylorensis belongs to Baculites'
  • 'Baculitidae belongs to Turrilitoidea'
  • 'Bostrychoceras belongs to Nostoceratidae'
  • 'Bostrychoceras donezianum belongs to Bostrychoceras' according to Michailov 1951
  • 'Bostrychoceras donezianum is recombined as Didymoceras donezianum'
  • 'Bostrychoceras secoense belongs to Bostrychoceras' according to Young 1963
  • 'Bostrychoceras secoense is a subjective synonym of Bostrychoceras polyplocum'
  • 'Didymoceras belongs to Nostoceratidae'
  • 'Diplomoceras belongs to Diplomoceratinae'
  • 'Diplomoceras maximum belongs to Diplomoceras' according to Olivero and Zinsmeister 1989
  • 'Diplomoceras maximum is a subjective synonym of Diplomoceras cylindraceum'
  • 'Diplomoceratidae belongs to Turrilitoidea'
  • 'Diplomoceratinae belongs to Diplomoceratidae'
  • 'Eutrephoceras belongs to Nautilidae'
  • 'Eutrephoceras irritilasi belongs to Eutrephoceras'
  • 'Exiteloceras belongs to Nostoceratidae'
  • 'Menuites belongs to Pachydiscidae'
  • 'Nostoceras belongs to Nostoceratidae'
  • 'Nostoceras hyatti belongs to Nostoceras'
  • 'Nostoceratidae belongs to Turrilitoidea'
  • 'Oxybeloceras belongs to Polyptychoceratinae'
  • 'Pachydiscidae belongs to Desmocerataceae'
  • 'Phylloceratidae belongs to Phylloceratoidea'
  • 'Phylloceratinae belongs to Phylloceratidae'
  • 'Phyllopachyceras belongs to Phylloceratinae'
  • 'Polyptychoceratinae belongs to Diplomoceratidae'
  • 'Ptychoceras crassum is recombined as Oxybeloceras crassum'
  • 'Ptychoceras texanus is recombined as Solenoceras texanum'
  • 'Scaphitaceae is corrected as Scaphitoidea and belongs to Ancyloceratina'
  • 'Scaphitidae belongs to Scaphitoidea'
  • 'Scaphitinae belongs to Scaphitidae'
  • 'Solenoceras belongs to Polyptychoceratinae'
  • 'Solenoceras elegans belongs to Solenoceras'
  • 'Trachyscaphites belongs to Scaphitinae'
  • 'Turrilitaceae is corrected as Turrilitoidea and belongs to Ancyloceratina'
  • 'Turrilites polyplocus is recombined as Bostrychoceras polyplocum'