Taxonomic opinions tied to this reference:

• Acanthoceratoidea belongs to Ammonitina

• Ammonites gardonicus is a subjective synonym of Neophlycticeras blancheti

• Ammonites rhamnonotus is a subjective synonym of Neophlycticeras blancheti

• Ancyloceratoidea belongs to Ancyloceratina

• Dipoloceras belongs to Mojsisovicziinae

• Dipoloceras cristatum belongs to Dipoloceras

• Dipoloceras fredericksburgense is a subjective synonym of Dipoloceras cristatum

• Eoscaphites belongs to Scaphitinae

• Eoscaphites kuersteineri belongs to Eoscaphites

• Hamitoides belongs to Labeceratidae

• Hoplites belongs to Hoplitinae

• Hoplites mirabiliformis belongs to Hoplites according to Tajika et al. 2018

• Hoplites mirabiliformis belongs to Hoplites

• Hoplitidae belongs to Hoplitoidea

• Hoplitinae belongs to Hoplitidae

• Hoplitoidea belongs to Ammonitina

• Labeceratidae belongs to Ancyloceratoidea

• Lyelliceratidae belongs to Acanthoceratoidea

• Mirapelia belongs to Mojsisovicziinae

• Mirapelia buarquianum belongs to Mirapelia

• Mojsisovicsiidae belongs to Acanthoceratoidea

• Mojsisovicziinae belongs to Mojsisovicsiidae

• Neophlycticeras belongs to Stoliczkaiinae

• Neophlycticeras blancheti belongs to Neophlycticeras

• Pseudhelicoceras belongs to Turrilitidae

• Pseudhelicoceras perelegans belongs to Pseudhelicoceras according to Tajika et al. 2018

• Pseudhelicoceras perelegans belongs to Pseudhelicoceras

• Pseudhelicoceras robertianum belongs to Pseudhelicoceras

• Scaphitinae belongs to Scaphitidae

• Stoliczkaia belongs to Stoliczkaiinae

• Stoliczkaiinae belongs to Lyelliceratidae

• Turrilitidae belongs to Turrilitoidea

• Turrilitoidea belongs to Ancyloceratina