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Fadenia crenulata (10)
Nielsen, 1932
Original description species: Nielsen, 1932
Genus: Fadenia Nielsen, 1932
Family: Caseodontidae Zangerl, 1981
Superfamily: Caseodontoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Fadenia gigas (3)
Eaton, 1962
Synonyms: Caseodus gigas
Original description species: Eaton, 1962
Genus: Fadenia Nielsen, 1932
Family: Caseodontidae Zangerl, 1981
Superfamily: Caseodontoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Fadenia monscana (3)
(Trautschold, 1874)
Synonyms: Helodus mons canus
Original description species: (Trautschold, 1874)
Genus: Fadenia Nielsen, 1932
Family: Caseodontidae Zangerl, 1981
Superfamily: Caseodontoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Fadenia sp. (1)

Synonyms: Hybodus mackrothi
Genus: Fadenia Nielsen, 1932
Family: Caseodontidae Zangerl, 1981
Superfamily: Caseodontoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Fadenia uroclasmato (2)
Mutter & Neumann, 2008
Original description species: Mutter & Neumann, 2008
Genus: Fadenia Nielsen, 1932
Family: Caseodontidae Zangerl, 1981
Superfamily: Caseodontoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Fairchildodus rioclarensis (1)
Chahud, 2023
Original description species: Chahud, 2023
Genus: Fairchildodus Chahud, 2023
Subclass: Holocephali
Falcatus falcatus (9)
(St. John & Worthen, 1875)
Original description species: (St. John & Worthen, 1875)
Genus: Falcatus Lund, 1985
Family: Falcatidae Zangerl, 1990
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Holocephali
Fanjingshania renovata (1)
Andreev, Sansom, Li, Zhao & Zhu, 2022
Original description species: Andreev, Sansom, Li, Zhao & Zhu, 2022
Genus: Fanjingshania Andreev, Sansom, Li, Zhao & Zhu, 2022
Favusodus orientalis (2)
Li, Sun, Cuny, Ji, Jiang & Zhou, 2021
Original description species: Li, Sun, Cuny, Ji, Jiang & Zhou, 2021
Genus: Favusodus Li, Sun, Cuny, Ji, Jiang & Zhou, 2021
Order: incert. sedis
Cohort: Euselachii
Subclass: Elasmobranchii
Fayolia cambriensis (1)
Crookall, 1930
Original description species: Crookall, 1930
Genus: Fayolia Renault & Zeiller, 1884
Subclass: Elasmobranchii
Fayolia cf. warei (1)
Crookall, 1928
Valid name: Fayolia warei
Valid name: Fayolia warei
Original description species: Crookall, 1928
Genus: Fayolia Renault & Zeiller, 1884
Subclass: Elasmobranchii
Fayolia crenulata (5)
Moysey, 1910
Original description species: Moysey, 1910
Genus: Fayolia Renault & Zeiller, 1884
Subclass: Elasmobranchii
Fayolia dentata (6)
Renault & Zeiller, 1894
Original description species: Renault & Zeiller, 1894
Genus: Fayolia Renault & Zeiller, 1884
Subclass: Elasmobranchii
Fayolia ellipticus (2)

Genus: Fayolia Renault & Zeiller, 1884
Subclass: Elasmobranchii
Fayolia eltringhami (1)
Crookall, 1930
Original description species: Crookall, 1930
Genus: Fayolia Renault & Zeiller, 1884
Subclass: Elasmobranchii
Fayolia grandis (3)
Renault & Zeiller, 1894
Original description species: Renault & Zeiller, 1894
Genus: Fayolia Renault & Zeiller, 1884
Subclass: Elasmobranchii
Fayolia major (1)
Newberry, 1885
Original description species: Newberry, 1885
Genus: Fayolia Renault & Zeiller, 1884
Subclass: Elasmobranchii
Fayolia mourloni (2)
Stainier, 1935
Valid name: Spiraxis interstrialis
Valid name: Spiraxis interstrialis
Original description species: Stainier, 1935
Genus: Fayolia Renault & Zeiller, 1884
Subclass: Elasmobranchii
Fayolia moyseyi (2)
Crookall, 1928
Original description species: Crookall, 1928
Genus: Fayolia Renault & Zeiller, 1884
Subclass: Elasmobranchii
Fayolia ornata (1)
Goldenberg, 1875
Original description species: Goldenberg, 1875
Genus: Fayolia Renault & Zeiller, 1884
Subclass: Elasmobranchii
Fayolia palatina (3)
Weiss, 1884
Synonyms: Fayolia palating, Fayolia palatinus
Original description species: Weiss, 1884
Genus: Fayolia Renault & Zeiller, 1884
Subclass: Elasmobranchii
Fayolia palating (1)
Weiss, 1884
Valid name: Fayolia palatina
Valid name: Fayolia palatina
Original description species: Weiss, 1884
Genus: Fayolia Renault & Zeiller, 1884
Subclass: Elasmobranchii
Fayolia palatinus (1)
Weiss, 1884
Valid name: Fayolia palatina
Valid name: Fayolia palatina
Original description species: Weiss, 1884
Genus: Fayolia Renault & Zeiller, 1884
Subclass: Elasmobranchii
Fayolia randalli (2)
Newberry, 1885
Original description species: Newberry, 1885
Genus: Fayolia Renault & Zeiller, 1884
Subclass: Elasmobranchii
Fayolia sharovi (3)
Fischer, Voigt, Schneider, Buchwitz, & Voigt, 2011
Original description species: Fischer, Voigt, Schneider, Buchwitz, & Voigt, 2011
Genus: Fayolia Renault & Zeiller, 1884
Subclass: Elasmobranchii
Fayolia sp. (10)

Genus: Fayolia Renault & Zeiller, 1884
Subclass: Elasmobranchii
Fayolia sterzeli (1)

Valid name: Fayolia sterzeliana
Valid name: Fayolia sterzeliana
Genus: Fayolia Renault & Zeiller, 1884
Subclass: Elasmobranchii
Fayolia sterzeliana (5)
Weiss, 1887
Synonyms: Fayolia sterzeli
Original description species: Weiss, 1887
Genus: Fayolia Renault & Zeiller, 1884
Subclass: Elasmobranchii
Fayolia warei (2)
Crookall, 1928
Synonyms: Fayolia cf. warei
Original description species: Crookall, 1928
Genus: Fayolia Renault & Zeiller, 1884
Subclass: Elasmobranchii
Ferromirum oukherbouchi (3)
Frey, Coates, Tietjen, Rücklin & Klug, 2020
Original description species: Frey, Coates, Tietjen, Rücklin & Klug, 2020
Genus: Ferromirum Frey, Coates, Tietjen, Rücklin & Klug, 2020
Family: incert. fam.
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Holocephali
Fissodopsis robustus (2)
Lund, Grogan & Fath, 2014
Original description species: Lund, Grogan & Fath, 2014
Genus: Fissodopsis Lund, Grogan & Fath, 2014
Order: Petalodontiformes
Subclass: Euchondrocephali
Fissodopsis sp. (1)

Genus: Fissodopsis Lund, Grogan & Fath, 2014
Order: Petalodontiformes
Subclass: Euchondrocephali
Fissodus bifidus (6)
St. John & Worthen, 1875
Original description species: St. John & Worthen, 1875
Genus: Fissodus St. John & Worthen, 1875
Family: Janassidae Jaekel, 1899
Order: Petalodontiformes
Subclass: Euchondrocephali
Fissodus dentatus (1)
Eastman, 1903
Original description species: Eastman, 1903
Genus: Fissodus St. John & Worthen, 1875
Family: Janassidae Jaekel, 1899
Order: Petalodontiformes
Subclass: Euchondrocephali
Fissodus inaequalis (5)
(St. John & Worthen, 1875)
Synonyms: Cholodus inaequalis
Original description species: (St. John & Worthen, 1875)
Genus: Fissodus St. John & Worthen, 1875
Family: Janassidae Jaekel, 1899
Order: Petalodontiformes
Subclass: Euchondrocephali
Fissodus pattoni (3)
Etheridge, 1877
Original description species: Etheridge, 1877
Genus: Fissodus St. John & Worthen, 1875
Family: Janassidae Jaekel, 1899
Order: Petalodontiformes
Subclass: Euchondrocephali
Fissodus sp. (2)

Genus: Fissodus St. John & Worthen, 1875
Family: Janassidae Jaekel, 1899
Order: Petalodontiformes
Subclass: Euchondrocephali
Fissodus tricuspidatus (5)
St. John & Worthen, 1875
Original description species: St. John & Worthen, 1875
Genus: Fissodus St. John & Worthen, 1875
Family: Janassidae Jaekel, 1899
Order: Petalodontiformes
Subclass: Euchondrocephali
Florenceodon johnyi (3)
Cappetta, Morrison & Adnet, 2019
Original description species: Cappetta, Morrison & Adnet, 2019
Genus: Florenceodon Cappetta, Morrison & Adnet, 2019
Family: Florenceodontidae Cappetta, Morrison & Adnet, 2019
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Folipistrix digitulus (1)
Kriwet, 2003
Original description species: Kriwet, 2003
Genus: Folipistrix Kriwet, 2003
Family: incert. fam.
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Fontitrygon margaritella-f (3)
(Compagno & Roberts, 1984)
Synonyms: Dasyatis cf. margaritella-f
Original description species: (Compagno & Roberts, 1984)
Genus: Fontitrygon Last, Naylor & Manjaji-Matsumoto, 2016
Family: Dasyatidae Jordan & Gilbert, 1879
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Fornicatus austriacus (2)
Fuchs, Engelbrecht, Lukeneder & Kriwet, 2017
Original description species: Fuchs, Engelbrecht, Lukeneder & Kriwet, 2017
Genus: Fornicatus Fuchs, Engelbrecht, Lukeneder & Kriwet, 2017
Family: incert. fam.
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Fortscottella gemmicula (1)
Gunnell, 1933
Original description species: Gunnell, 1933
Genus: Fortscottella Gunnell, 1933
Subclass: Elasmobranchii
Foumtizia abdouni (4)
Noubhani & Cappetta, 1997
Original description species: Noubhani & Cappetta, 1997
Genus: Foumtizia Noubhani & Cappetta, 1997
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Foumtizia aff. gadaensis (1)
Noubhani & Cappetta, 1997
Valid name: Foumtizia gadaensis
Valid name: Foumtizia gadaensis
Original description species: Noubhani & Cappetta, 1997
Genus: Foumtizia Noubhani & Cappetta, 1997
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Foumtizia arba (3)
Noubhani & Cappetta, 1997
Original description species: Noubhani & Cappetta, 1997
Genus: Foumtizia Noubhani & Cappetta, 1997
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Foumtizia deschutteri (2)
Herman & Van Den Eeckhaut, 2010
Original description species: Herman & Van Den Eeckhaut, 2010
Genus: Foumtizia Noubhani & Cappetta, 1997
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Foumtizia gadaensis (4)
Noubhani & Cappetta, 1997
Synonyms: Foumtizia aff. gadaensis
Original description species: Noubhani & Cappetta, 1997
Genus: Foumtizia Noubhani & Cappetta, 1997
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Foumtizia pattersoni (17)
(Cappetta, 1976)
Synonyms: Scyliorhinus pattersoni
Original description species: (Cappetta, 1976)
Genus: Foumtizia Noubhani & Cappetta, 1997
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Foumtizia poudenxae (4)
Adnet, 2006
Original description species: Adnet, 2006
Genus: Foumtizia Noubhani & Cappetta, 1997
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Foumtizia sp. (9)

Genus: Foumtizia Noubhani & Cappetta, 1997
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Foumtizia zhelezkoi (3)
Malyshkina, 2006
Original description species: Malyshkina, 2006
Genus: Foumtizia Noubhani & Cappetta, 1997
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Fragilicorona asymmetriia (1)
Ji, Ji & Feng, 2009
Original description species: Ji, Ji & Feng, 2009
Genus: Fragilicorona Johns, 1997
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Fragilicorona guizhouensis (2)
Ji, Ji & Feng, 2009
Original description species: Ji, Ji & Feng, 2009
Genus: Fragilicorona Johns, 1997
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Fragilicorona labritricuspis (1)
Johns, Barnes &Orchard, 1997
Original description species: Johns, Barnes &Orchard, 1997
Genus: Fragilicorona Johns, 1997
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Fragilicorona paralabritricuspis (3)
Chen, 2002
Original description species: Chen, 2002
Genus: Fragilicorona Johns, 1997
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Fragilicorona wanlantricuspis (1)
Zhang, Chen, Cheng & Zhang, 2012
Original description species: Zhang, Chen, Cheng & Zhang, 2012
Genus: Fragilicorona Johns, 1997
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Frangerodus lingualis (3)
(Woodward, 1889)
Synonyms: Strophodus lingualis
Original description species: (Woodward, 1889)
Genus: Frangerodus Rees & Underwood, 2008
Family: Hybodontidae Owen, 1846
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Fredipristis eximia (2)
Feichtinger, Pollerspöck, Harzhauser, Auer, Ćorić, Kranner & Guinot, 2022
Original description species: Feichtinger, Pollerspöck, Harzhauser, Auer, Ćorić, Kranner & Guinot, 2022
Genus: Fredipristis Feichtinger, Pollerspöck, Harzhauser, Auer, Ćorić, Kranner & Guinot, 2022
Family: incert. fam.
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Frigorilepis caldwelli (2)
Marss, Wilson & Thorsteinsson, 2002
Original description species: Marss, Wilson & Thorsteinsson, 2002
Genus: Frigorilepis Marss, Wilson & Thorsteinsson, 2002
Family: Kannathalepididae Märss & Gagnier, 2001
Order: Elegestolepidida