Opinions from W. J. Arkell 1952

  • 'Ammonites braikenridgii is recombined as Normannites braikenridgii'
  • 'Ammonites busqueti belongs to Ammonites' according to de Grossouvre 1919
  • 'Ammonites busqueti is recombined as Micromphalites busqueti'
  • 'Ammonites coronatus is replaced by Teloceras labrum'
  • 'Ammonites tenuiplicatus is recombined as Leptosphinctes tenuiplicatus'
  • 'Bouleiceras belongs to Bouleiceratinae'
  • 'Bouleiceras arabicum belongs to Bouleiceras'
  • 'Bouleiceras elegans belongs to Bouleiceras'
  • 'Bouleiceras marraticum belongs to Bouleiceras'
  • 'Bouleiceras nitescens belongs to Bouleiceras' according to Thevenin 1906
  • 'Bouleiceras nitescens belongs to Bouleiceras'
  • 'Bouleiceras rectum belongs to Bouleiceras'
  • 'Bouleiceras tumidum belongs to Bouleiceras'
  • 'Bouleiceratinae belongs to Hildoceratidae'
  • 'Bramkampia belongs to Thamboceratidae'
  • 'Bramkampia steinekei belongs to Bramkampia'
  • 'Clydomphalites was reranked as Micromphalites (Clydomphalites) and belongs to Micromphalites'
  • 'Clydoniceras belongs to Clydoniceratidae'
  • 'Clydoniceras pseudodiscus belongs to Clydoniceras'
  • 'Clydoniceratidae belongs to Stephanocerataceae'
  • 'Coeloceras coronatoides is recombined as Ermoceras (Telermoceras) coronatoides'
  • 'Dhrumaites belongs to Clydoniceratidae'
  • 'Dhrumaites cardioceratoides belongs to Dhrumaites'
  • 'Dorsetensia belongs to Sonniniidae'
  • 'Dorsetensia arabica belongs to Dorsetensia'
  • 'Dorsetensia liostraca belongs to Dorsetensia' according to Buckman 1892
  • 'Ermoceras belongs to Stephanoceratidae'
  • 'Ermoceras (Ermoceras) belongs to Ermoceras'
  • 'Ermoceras (Kosmermoceras) aulacostephanus belongs to Ermoceras (Kosmermoceras)'
  • 'Ermoceras (Kosmermoceras) magnificum belongs to Ermoceras (Kosmermoceras)'
  • 'Ermoceras (Kosmermoceras) runcinatum belongs to Ermoceras (Kosmermoceras)'
  • 'Ermoceras (Kosmermoceras) strigatum belongs to Ermoceras (Kosmermoceras)'
  • 'Ermoceras (Telermoceras) coronatiforme belongs to Ermoceras (Telermoceras)'
  • 'Ermoceras (Telermoceras) reineckeoides belongs to Ermoceras (Telermoceras)'
  • 'Ermoceras (Telermoceras) splendens belongs to Ermoceras (Telermoceras)'
  • 'Ermoceras elegans is recombined as Ermoceras (Kosmermoceras) elegans'
  • 'Ermoceras mogharense is recombined as Ermoceras (Ermoceras) mogharense'
  • 'Erymnoceras belongs to Pachyceratidae'
  • 'Erymnoceras philbyi belongs to Erymnoceras'
  • 'Harpoceracea was reranked as the superfamily Harpocerataceae and belongs to Ammonoidea'
  • 'Harpoceras (Grammoceras) madagascariense is recombined as Protogrammoceras madagascariense'
  • 'Hildaites belongs to Hildoceratinae'
  • 'Hildaites sanderi belongs to Hildaites'
  • 'Hildoceratidae belongs to Harpocerataceae'
  • 'Hildoceratinae belongs to Hildoceratidae'
  • 'Kosmermoceras was reranked as Ermoceras (Kosmermoceras) and belongs to Ermoceras'
  • 'Kreterostephanus is a subjective synonym of Stephanoceras'
  • 'Kreterostephanus kreter belongs to Kreterostephanus' according to Buckman 1927
  • 'Kreterostephanus kreter is a subjective synonym of Stephanoceras psilacanthus'
  • 'Magharina magharensis belongs to Magharina'
  • 'Micromphalites belongs to Clydoniceratidae'
  • 'Micromphalites (Clydomphalites) clydocromphalus belongs to Micromphalites (Clydomphalites)'
  • 'Micromphalites elegans belongs to Micromphalites'
  • 'Micromphalites intermedius belongs to Micromphalites'
  • 'Micromphalites vertebralis belongs to Micromphalites'
  • 'Nejdia belongs to Phymatoceratinae'
  • 'Nejdia bramkampi belongs to Nejdia'
  • 'Nejdia furnishi belongs to Nejdia'
  • 'Normannites belongs to Stephanoceratidae'
  • 'Normannites egyptiacus belongs to Normannites'
  • 'Normannites orbignyi belongs to Normannites' according to Buckman 1927
  • 'Normannites orbignyi belongs to Normannites'
  • 'Oppelia redlichi belongs to Oppelia' according to Popovici-Hatzeg 1905
  • 'Oppelia redlichi is recombined as Strungia redlichi'
  • 'Pachyceras belongs to Pachyceratidae'
  • 'Pachyceras jarryi belongs to Pachyceras' according to DouvillĂ© 1912
  • 'Pachyceras jarryi is recombined as Erymnoceras jarryi'
  • 'Pachyceratidae belongs to Stephanocerataceae'
  • 'Perisphinctes jubailensis belongs to Perisphinctes'
  • 'Perisphinctidae belongs to Perisphinctaceae'
  • 'Phymatoceratinae belongs to Hammatoceratidae'
  • 'Protogrammoceras belongs to Hildoceratinae'
  • 'Sonniniidae belongs to Harpocerataceae'
  • 'Stephanoceras belongs to Stephanoceratidae'
  • 'Stephanoceras (Perisphinctes) was reranked as Perisphinctes and belongs to Perisphinctidae'
  • 'Stephanoceras arabicum belongs to Stephanoceras'
  • 'Stephanoceras cosmopoliticum belongs to Stephanoceras' according to Möricke 1894
  • 'Stephanoceras cosmopoliticum is an objective synonym of Stephanoceras psilacanthus'
  • 'Stephanoceras psilacanthus belongs to Stephanoceras' according to Wermbter 1891
  • 'Stephanoceras psilacanthus belongs to Stephanoceras'
  • 'Stephanoceras triplicatum belongs to Stephanoceras' according to Till 1911
  • 'Stephanoceras triplicatum is recombined as Erymnoceras triplicatum'
  • 'Stephanoceratidae belongs to Stephanocerataceae'
  • 'Stepheoceras schloenbachi is recombined as Pachyceras schloenbachi'
  • 'Stringoceras pustuliferum is recombined as Micromphalites pustuliferus'
  • 'Strungia belongs to Oppeliidae'
  • 'Strungia arabica belongs to Strungia'
  • 'Telermoceras was reranked as Ermoceras (Telermoceras) and belongs to Ermoceras'
  • 'Teloceras belongs to Stephanoceratidae'
  • 'Teloceras labrum belongs to Teloceras' according to Buckman 1922
  • 'Teloceras labrum belongs to Teloceras'
  • 'Thambites belongs to Thamboceratidae'
  • 'Thambites avus belongs to Thambites'
  • 'Thambites oxynotus belongs to Thambites'
  • 'Thambites planus belongs to Thambites'
  • 'Thamboceras belongs to Thamboceratidae'
  • 'Thamboceras mirabile belongs to Thamboceras'
  • 'Thamboceratidae belongs to Stephanocerataceae'
  • 'Trimarginia sinaitica belongs to Trimarginia'
  • 'Tulites belongs to Tulitidae'
  • 'Tulites arabicus belongs to Tulites'
  • 'Tulites erymnoides belongs to Tulites'
  • 'Tulites tuwaiqensis belongs to Tulites'
  • 'Tulitidae belongs to Stephanocerataceae'