◆デシニア・ラディアタ (絶滅) Desinia radiata Ivanovex Ivanov, Kovalenko, Murashev & Podurets 2022 *2022『Euselachian Sharks [Elasmobranchii, Chondrichthyes] from the Middle and Late Permian of European Russia:Alexander Olegovich Ivanov, E.S.Kovalenko, M.M.Murashev & Konstantin M.Podurets』。
Genus Khuffia♀ KOOT, CUNY, TINTORI & TWITCHETT 2013 クッフィア属 (絶滅)
◆クッフィア・レニス (絶滅) Khuffia lenis Koot, Cuny, Tintori & Twitchett 2013 *2013『A New Diverse Shark Fauna from the Wordian, Middle Permian Khuff Formation in the Interior Haushi-Huqf Area, Sultanate of Oman:Martha Beatrijs Koot, Gilles Cuny, Andrea Tintori & Richard John Twitchett』。
◆クッフィア・プロリキサ (絶滅) Khuffia prolixa Koot, Cuny, Tintori & Twitchett 2013 *2013『A New Diverse Shark Fauna from the Wordian, Middle Permian Khuff Formation in the Interior Haushi-Huqf Area, Sultanate of Oman:Martha Beatrijs Koot, Gilles Cuny, Andrea Tintori & Richard John Twitchett』。
Genus Rubencanthus♂ FIGUEROA & DA GALLO 2017 ルベンカントゥス属 (絶滅)
◆ルベンカントゥス・ディプロトゥベルクラトゥス (絶滅) Rubencanthus diplotuberculatus Figueroa & Gallo 2017 *2017『New Chondrichthyan Fin Spines from the Pedra de Fogo Formation, Brazil:Rodrigo Tinoco Figueroa & Valéria Gallo』。
Genus Sphenacanthus♂ AGASSIZ 1836 スフェナカントゥス属 (絶滅)
◆スフェナカントゥス・カルボナリウス (絶滅) Sphenacanthus carbonarius (Giebel 1848) Soler-Gijón 1997
syn.Hybodus carbonarius Giebel 1848 Hybodus vestitus Frič 1889 *1848『Fauna der Vorwelt mit Steter Berücksichtigung der Lebenden Thiere 1, Wirbeltiere, Dritte Abteilung, Fische:Christoph Gottfried Andreas Giebel』。 *1849『Petrificata Stratorum Lithanthracum Wettini et Lobejuni in Circulo Salae Reperta:Ernestus Fridericus Germar』。 *1844-1853『Die Versteinerungen des Steinkohlengebirge von Wettin und Löbejün im Saalkreise 1849:Ernestus Fridericus Germar』。 *1885『Handbuch der Petrefaktenkunde 3:Friedrich August von Quenstedt』。 *1889『Fauna der Gaskohle und der Kalksteine der Permformation Böhmens 2, Selachii, Orthacanthus 1889:Antonín Jan Frič』。 *1997『Euselachian Sharks from the Late Carboniferous of the Puertollano Basin, Spain:Rodrigo Soler-Gijón』。
◆スフェナカントゥス・ヒボドイデス (絶滅) Sphenacanthus hybodoides (Egerton 1853)
syn.Ctenacanthus hybodoides Egerton 1853 Ctenacanthus hyboides "miss spelling of hybodoides"。 *1853『Palichthyologic Notes 5, On Two New Species of Placoid Fishes Ctenacanthus hybodoides Egerton 1853 and Ct.nodosus from the Coal Measures:Philip de Malpas Grey Egerton』。 *1889『Catalogue of the Fossil Fishes in the British Museum Natural History 1, Containing the Elasmobranchii:Arthur Smith Woodward』。 *1890『The Geological Features of the North Staffordshire Coal-Fields, Their Organic Remains, Their Range and Distribution, with a Catalogue of the Fossils of the Carboniferous System of North Staffordshire:John Ward』。
◆スフェナカントゥス・イグニス (絶滅) Sphenacanthus ignis Figueroa & da Silva 2017 *2017『New Chondrichthyan Fin Spines from the Pedra de Fogo Formation, Brazil:Rodrigo Tinoco Figueroa & Valéria Gallo da Silva』。
◆スフェナカントゥス・リオラストエンシス (絶滅) Sphenacanthus riorastoensis Pauliv, Dias & Sedor 2012 *2012『A New Species of Sphenacanthid [Chondrichthyes, Elasmobranchii] from the Rio do Rasto Formation, Paraná Basin, Southern Brazil:Victor Eduardo Pauliv, Eliseu Vieira Dias & Fernando Antonio Sedor』。
◆スフェナカントゥス・セルルラトゥス (絶滅) Sphenacanthus serrulatus Agassiz 1836 *1836『Recherches sur les Poissons Fossiles 3, Contenant l'Histoire de l'Ordre des Placoïdes:Jean Louis Rodolphe Agassiz』。 *1833-1843『Recherches sur les Poissons Fossiles Atlas 3:Jean Louis Rodolphe Agassiz』。 *1843『A Catalogue of British Fossils, Comprising all the Genera and Species Hitherto Described with References to Their Geological Distribution and to the Localities in Which They Have Been Found:John Morris』。 *1844『Synoptical Table of British Fossil Fishes, Arranged in the Order of the Geological Formations:Jean Louis Rodolphe Agassiz』。 *1845『Traité Élémentaire de Paléontologie ou Histoire Naturelle des Animaux, Considérés dans Leurs Rapports Zoologiques et Géologiques 2:François Jules Pictet』。 *1848『Fauna der Vorwelt mit Steter Berücksichtigung der Lebenden Thiere 1, Wirbeltiere, Dritte Abteilung, Fische:Christoph Gottfried Andreas Giebel』。 *1889『Catalogue of the Fossil Fishes in the British Museum Natural History 1, Containing the Elasmobranchii:Arthur Smith Woodward』。
◆スフェナカントゥス・テヌイス (絶滅) Sphenacanthus tenuis Ginter 2016 *2016『The Heterodonty in Euselachian Sharks from the Pennsylvanian of Nebraska:Michał Ginter』。