Echinochimaera meltoni (2)
Lund, 1977
Original description species: Lund, 1977
Genus: Echinochimaera Lund, 1977
Family: Echinochimaeridae Lund, 1977
Suborder: Echinochimaeroidei
Order: Chimaeriformes
Subclass: Holocephali
Echinorhinus australis (7)
(Chapman, 1909)
Synonyms: Corax australis, Pseudocorax australis
Original description species: (Chapman, 1909)
Genus: Echinorhinus Blainville, 1816
Family: Echinorhinidae Gill, 1862
Order: Echinorhiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Echinorhinus blakei (17)
Agassiz, 1856
Original description species: Agassiz, 1856
Genus: Echinorhinus Blainville, 1816
Family: Echinorhinidae Gill, 1862
Order: Echinorhiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Echinorhinus caspius (6)
Glikman, 1964
Synonyms: Echinorhinus cf. caspius
Original description species: Glikman, 1964
Genus: Echinorhinus Blainville, 1816
Family: Echinorhinidae Gill, 1862
Order: Echinorhiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Echinorhinus eyrensis (3)
Pledge, 1992
Original description species: Pledge, 1992
Genus: Echinorhinus Blainville, 1816
Family: Echinorhinidae Gill, 1862
Order: Echinorhiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Echinorhinus kelleyi (3)
Pfeil, 1983
Original description species: Pfeil, 1983
Genus: Echinorhinus Blainville, 1816
Family: Echinorhinidae Gill, 1862
Order: Echinorhiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Echinorhinus lapaoi (3)
Antunes & Cappetta, 2002
Original description species: Antunes & Cappetta, 2002
Genus: Echinorhinus Blainville, 1816
Family: Echinorhinidae Gill, 1862
Order: Echinorhiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Echinorhinus maremagnum (2)
Bogan, Agnolin, Otero, Egli, Suárez, Soto-Acuña & Novas, 2017
Original description species: Bogan, Agnolin, Otero, Egli, Suárez, Soto-Acuña & Novas, 2017
Genus: Echinorhinus Blainville, 1816
Family: Echinorhinidae Gill, 1862
Order: Echinorhiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Echinorhinus pfauntschi (10)
Pfeil, 1983
Original description species: Pfeil, 1983
Genus: Echinorhinus Blainville, 1816
Family: Echinorhinidae Gill, 1862
Order: Echinorhiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Echinorhinus pollerspoecki (7)
Pfeil, 1983
Synonyms: Echinorhinus aff. pollerspoecki
Original description species: Pfeil, 1983
Genus: Echinorhinus Blainville, 1816
Family: Echinorhinidae Gill, 1862
Order: Echinorhiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Echinorhinus pozzii (8)
Ameghino, 1906
Synonyms: Echinorhinus possii
Original description species: Ameghino, 1906
Genus: Echinorhinus Blainville, 1816
Family: Echinorhinidae Gill, 1862
Order: Echinorhiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Echinorhinus priscus (13)
Arambourg, 1952
Synonyms: Echinorhinus cf. priscus
Original description species: Arambourg, 1952
Genus: Echinorhinus Blainville, 1816
Family: Echinorhinidae Gill, 1862
Order: Echinorhiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Echinorhinus richiardii (5)
Lawley, 1876
Original description species: Lawley, 1876
Genus: Echinorhinus Blainville, 1816
Family: Echinorhinidae Gill, 1862
Order: Echinorhiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Echinorhinus schoenfeldi (11)
Pfeil, 1983
Synonyms: Echinorhinus cf. riepli
Original description species: Pfeil, 1983
Genus: Echinorhinus Blainville, 1816
Family: Echinorhinidae Gill, 1862
Order: Echinorhiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Echinorhinus vielhus (2)
Guinot, Cappetta & Adnet, 2014
Original description species: Guinot, Cappetta & Adnet, 2014
Genus: Echinorhinus Blainville, 1816
Family: Echinorhinidae Gill, 1862
Order: Echinorhiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Echinorhinus wadanohanaensis (3)
Kitamura, 2013
Original description species: Kitamura, 2013
Genus: Echinorhinus Blainville, 1816
Family: Echinorhinidae Gill, 1862
Order: Echinorhiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Echinorhinus weltoni (4)
Pfeil, 1983
Synonyms: Echinorhinus aff. weltoni
Original description species: Pfeil, 1983
Genus: Echinorhinus Blainville, 1816
Family: Echinorhinidae Gill, 1862
Order: Echinorhiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Edaphodon agassizi (7)
(Buckland, 1835)
Synonyms: Edaphodon agassizii
Original description species: (Buckland, 1835)
Genus: Edaphodon Buckland, 1838
Family: Callorhinchidae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Edaphodon antwerpiensis (9)
Leriche, 1926
Original description species: Leriche, 1926
Genus: Edaphodon Buckland, 1838
Family: Callorhinchidae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Edaphodon arambourgi (2)
Darteville & Casier, 1959
Original description species: Darteville & Casier, 1959
Genus: Edaphodon Buckland, 1838
Family: Callorhinchidae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Edaphodon barberi (3)
Applegate, 1970
Original description species: Applegate, 1970
Genus: Edaphodon Buckland, 1838
Family: Callorhinchidae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Edaphodon bucklandi (31)
Agassiz, 1843
Synonyms: Chimaera (Edaphodon) bucklandi, Edaphodon bucklandii, Edaphodon cf. bucklandi, Edaphodon eurygnathus, Ganodus bucklandi
Original description species: Agassiz, 1843
Genus: Edaphodon Buckland, 1838
Family: Callorhinchidae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Edaphodon crassus (4)
Newton, 1878
Original description species: Newton, 1878
Genus: Edaphodon Buckland, 1838
Family: Callorhinchidae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Edaphodon eolucifer (1)
Popov & Yarkov, 2001
Original description species: Popov & Yarkov, 2001
Genus: Edaphodon Buckland, 1838
Family: Callorhinchidae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Edaphodon hesperis (1)
Shin, 2010
Original description species: Shin, 2010
Genus: Edaphodon Buckland, 1838
Family: Callorhinchidae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Edaphodon kawai (2)
Consoli, 2006
Original description species: Consoli, 2006
Genus: Edaphodon Buckland, 1838
Family: Callorhinchidae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Edaphodon laminosus (2)
Newton, 1878
Original description species: Newton, 1878
Genus: Edaphodon Buckland, 1838
Family: Callorhinchidae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Edaphodon laqueatus (4)
(Leidy, 1873)
Synonyms: Eumylodus laqueatus
Original description species: (Leidy, 1873)
Genus: Edaphodon Buckland, 1838
Family: Callorhinchidae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Edaphodon leptognathus (12)
Agassiz, 1843
Original description species: Agassiz, 1843
Genus: Edaphodon Buckland, 1838
Family: Callorhinchidae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Edaphodon mantelli (17)
(Buckland, 1835)
Synonyms: Chimaera mantelli, Chimaera mantellii, Chimaera (Psittacodon) mantellii, Edaphodon mantellii, Psittacodon mantellii
Original description species: (Buckland, 1835)
Genus: Edaphodon Buckland, 1838
Family: Callorhinchidae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Edaphodon mirabilis (5)
Chapman & Cudmore, 1924
Synonyms: Edaphodon cf. mirabilis
Original description species: Chapman & Cudmore, 1924
Genus: Edaphodon Buckland, 1838
Family: Callorhinchidae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Edaphodon mirificus (9)
Leidy, 1856
Synonyms: Ischyodus mirificus
Original description species: Leidy, 1856
Genus: Edaphodon Buckland, 1838
Family: Callorhinchidae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Edaphodon pliocenicus (3)
Carraroli, 1897
Original description species: Carraroli, 1897
Genus: Edaphodon Buckland, 1838
Family: Callorhinchidae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Edaphodon reedii (4)
Newton, 1878
Synonyms: Edaphodon cf. reedi, Edaphodon reedi
Original description species: Newton, 1878
Genus: Edaphodon Buckland, 1838
Family: Callorhinchidae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Edaphodon renardi (1)
Canevet & Lebrun, 2017
Original description species: Canevet & Lebrun, 2017
Genus: Edaphodon Buckland, 1838
Family: Callorhinchidae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Edaphodon sedgwicki (11)
(Agassiz, 1838)
Original description species: (Agassiz, 1838)
Genus: Edaphodon Buckland, 1838
Family: Callorhinchidae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Edaphodon snowhillensis (2)
Gouiric-Cavalli, Cabrera, Cione, O'gorman, Coria & Fernández, 2015
Original description species: Gouiric-Cavalli, Cabrera, Cione, O'gorman, Coria & Fernández, 2015
Genus: Edaphodon Buckland, 1838
Family: Callorhinchidae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Edaphodon sweeti (7)
Chapman & Pritchard, 1907
Synonyms: Edaphodon cf. sweeti
Original description species: Chapman & Pritchard, 1907
Genus: Edaphodon Buckland, 1838
Family: Callorhinchidae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Edestus crenulatus (3)
Hay, 1909
Original description species: Hay, 1909
Genus: Edestus Leidy, 1855
Family: Edestidae Jaekel, 1899
Superfamily: Edestoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Edestus giganteus (1)
Newberry, 1888
Original description species: Newberry, 1888
Genus: Edestus Leidy, 1855
Family: Edestidae Jaekel, 1899
Superfamily: Edestoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Edestus heinrichi (15)
Newberry & Worthen, 1870
Synonyms: Edestus cf. heinrichi, Edestus heinrichii, Edestus heinrichsi
Original description species: Newberry & Worthen, 1870
Genus: Edestus Leidy, 1855
Family: Edestidae Jaekel, 1899
Superfamily: Edestoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Edestus karpinskii (1)
Missuna, 1908
Original description species: Missuna, 1908
Genus: Edestus Leidy, 1855
Family: Edestidae Jaekel, 1899
Superfamily: Edestoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Edestus karpinskyi (1)
Missuna, 1908
Original description species: Missuna, 1908
Genus: Edestus Leidy, 1855
Family: Edestidae Jaekel, 1899
Superfamily: Edestoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Edestus kolomnensis (2)
Lebedev, 2001
Synonyms: Edestodus kolomnensis
Original description species: Lebedev, 2001
Genus: Edestus Leidy, 1855
Family: Edestidae Jaekel, 1899
Superfamily: Edestoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Edestus minor (17)
Newberry & Worthen, 1866
Synonyms: Edestus cf. minor
Original description species: Newberry & Worthen, 1866
Genus: Edestus Leidy, 1855
Family: Edestidae Jaekel, 1899
Superfamily: Edestoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Edestus minusculus (2)
Hay, 1909
Original description species: Hay, 1909
Genus: Edestus Leidy, 1855
Family: Edestidae Jaekel, 1899
Superfamily: Edestoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Edestus mirus (3)
Hay, 1912
Original description species: Hay, 1912
Genus: Edestus Leidy, 1855
Family: Edestidae Jaekel, 1899
Superfamily: Edestoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Edestus newtoni (6)
Woodward, 1917
Synonyms: Edestus cf. newtoni, Lestrodus newtoni
Original description species: Woodward, 1917
Genus: Edestus Leidy, 1855
Family: Edestidae Jaekel, 1899
Superfamily: Edestoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Edestus protopirata (4)
Trautschold, 1879
Original description species: Trautschold, 1879
Genus: Edestus Leidy, 1855
Family: Edestidae Jaekel, 1899
Superfamily: Edestoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Edestus serratus (2)
Hay, 1909
Original description species: Hay, 1909
Genus: Edestus Leidy, 1855
Family: Edestidae Jaekel, 1899
Superfamily: Edestoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Edestus triserratus (3)
Newton, 1904
Original description species: Newton, 1904
Genus: Edestus Leidy, 1855
Family: Edestidae Jaekel, 1899
Superfamily: Edestoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Edestus vorax (4)
Leidy, 1855
Original description species: Leidy, 1855
Genus: Edestus Leidy, 1855
Family: Edestidae Jaekel, 1899
Superfamily: Edestoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Egertonodus basanus (37)
(Egerton, 1844)
Synonyms: Hybodus basanus, Hybodus sulcatus
Original description species: (Egerton, 1844)
Genus: Egertonodus Maisey, 1987
Family: Hybodontidae Owen, 1846
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Egertonodus duffini (2)
Rees & Underwood, 2008
Original description species: Rees & Underwood, 2008
Genus: Egertonodus Maisey, 1987
Family: Hybodontidae Owen, 1846
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Elasmodectes avitus (7)
(Von Meyer, 1862)
Synonyms: Ischyodus avitus
Original description species: (Von Meyer, 1862)
Genus: Elasmodectes Woodward, 1888
Family: Edaphodontidae Owen, 1846
Order: Chimaeriformes
Subclass: Holocephali
Elasmodectes falcatus (13)
(Egerton, 1843)
Synonyms: Chimaera falcata, Chimaera (Psittacodon) falcata, Ganodus falcatus, Ganodus psittacinus, Ischyodus falcatus, Leptacanthus semistriatus, Psittacodon falcatum, Psittacodon falcatus
Original description species: (Egerton, 1843)
Genus: Elasmodectes Woodward, 1888
Family: Edaphodontidae Owen, 1846
Order: Chimaeriformes
Subclass: Holocephali
Elasmodectes kiprijanoffi (2)
Nessov in Nessov et al., 1988
Synonyms: Elasmodectes cf. kiprijanoffi
Original description species: Nessov in Nessov et al., 1988
Genus: Elasmodectes Woodward, 1888
Family: Edaphodontidae Owen, 1846
Order: Chimaeriformes
Subclass: Holocephali
Elasmodectes willetti (5)
(Newton, 1878)
Synonyms: Elasmognathus willettii
Original description species: (Newton, 1878)
Genus: Elasmodectes Woodward, 1888
Family: Edaphodontidae Owen, 1846
Order: Chimaeriformes
Subclass: Holocephali
Elasmodectes zangerli (2)
Stahl & Chatterjee, 1999
Synonyms: Chimaera zangerli
Original description species: Stahl & Chatterjee, 1999
Genus: Elasmodectes Woodward, 1888
Family: Edaphodontidae Owen, 1846
Order: Chimaeriformes
Subclass: Holocephali
Elasmodus avirostrus (2)
Averianov, 1999
Synonyms: Elasmodus avirostris
Original description species: Averianov, 1999
Genus: Elasmodus Egerton, 1843
Subclass: Holocephali
Elasmodus cheganicus (1)

Genus: Elasmodus Egerton, 1843
Subclass: Holocephali
Elasmodus greenoughi (8)
(Agassiz, 1838)
Synonyms: Chimaera greenoughii, Elasmodus greenovi
Original description species: (Agassiz, 1838)
Genus: Elasmodus Egerton, 1843
Subclass: Holocephali
Elasmodus hunteri (27)
Egerton, 1843
Synonyms: Elasmodus hunterii
Original description species: Egerton, 1843
Genus: Elasmodus Egerton, 1843
Subclass: Holocephali
Elasmodus kempi (4)
Ward, 1977
Original description species: Ward, 1977
Genus: Elasmodus Egerton, 1843
Subclass: Holocephali
Elasmodus khosatzkyi (2)
Averianov, 1999
Synonyms: Elasmodus khosatskyi
Original description species: Averianov, 1999
Genus: Elasmodus Egerton, 1843
Subclass: Holocephali
Elasmodus rossicus (2)
Averianov, 1999
Original description species: Averianov, 1999
Genus: Elasmodus Egerton, 1843
Subclass: Holocephali
Elasmodus sinzovi (3)
Averianov & Glikman, 1994
Original description species: Averianov & Glikman, 1994
Genus: Elasmodus Egerton, 1843
Subclass: Holocephali
Elasmodus tsheganicus (1)
Averianov, 2001
Original description species: Averianov, 2001
Genus: Elasmodus Egerton, 1843
Subclass: Holocephali
Elasmodus zharyk (2)

Genus: Elasmodus Egerton, 1843
Subclass: Holocephali
Ellesmereia schultzei (1)
Vieth, 1980
Original description species: Vieth, 1980
Genus: Ellesmereia Vieth, 1980
Family: Elegestolepididae Andreev, Coates, Karatajute-Talimaa, Shelton, Cooper & Sansom, 2017
Order: Elegestolepidida
Emerikodus ektrapelus (1)
Trinajstic & George, 2009
Original description species: Trinajstic & George, 2009
Genus: Emerikodus Trinajstic & George, 2009
Family: incert. fam.
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Emsolepis hanspeteri (1)
Turner, 2004
Original description species: Turner, 2004
Genus: Emsolepis Turner, 2004
Family: incert. fam.
Order: incert. sedis
Enantiobatis tarrantensis (1)
Cappetta & Case, 1999
Original description species: Cappetta & Case, 1999
Genus: Enantiobatis Cappetta & Case, 1999
Family: Dasyatidae Jordan & Gilbert, 1879
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Engaibatis schultzei (3)
Arratia, Kriwet & Heinrich, 2002
Original description species: Arratia, Kriwet & Heinrich, 2002
Genus: Engaibatis Arratia, Kriwet & Heinrich, 2002
Family: Rhinobatidae Bonaparte, 1835
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Engolismaia couillardi (2)
Vullo & Cappetta & Néraudeau, 2007
Original description species: Vullo & Cappetta & Néraudeau, 2007
Genus: Engolismaia Vullo, Cappetta & Néraudeau, 2007
Family: incert. fam.
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Enniskillen convexus (3)
(Davis, 1883 ex Agassiz MSS.)
Synonyms: Tomodus convexus
Original description species: (Davis, 1883 ex Agassiz MSS.)
Genus: Enniskillen
Subclass: Holocephali
Eodalatias austrinalis (1)
Engelbrecht, Mörs, Reguero & Kriwet, 2017
Original description species: Engelbrecht, Mörs, Reguero & Kriwet, 2017
Genus: Eodalatias Engelbrecht, Mörs, Reguero & Kriwet, 2017
Family: Dalatiidae Gray, 1851
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eoetmopterus davidi (1)
Feichtinger, Pollerspöck, Harzhauser, Auer, Ćorić, Kranner & Guinot, 2022
Original description species: Feichtinger, Pollerspöck, Harzhauser, Auer, Ćorić, Kranner & Guinot, 2022
Genus: Eoetmopterus Müller & Schöllmann, 1989
Family: Etmopteridae Fowler, 1934
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eoetmopterus supracretaceus (14)
Müller & Schöllmann, 1989
Synonyms: Eoetmopterus cf. supracretaceus, Eoetmopterus supracretaceous
Original description species: Müller & Schöllmann, 1989
Genus: Eoetmopterus Müller & Schöllmann, 1989
Family: Etmopteridae Fowler, 1934
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eogaleus bolcensis (11)
Cappetta, 1975
Synonyms: Alopiopsis plejodon
Original description species: Cappetta, 1975
Genus: Eogaleus Cappetta, 1975
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eomanodon simmsi (1)
Ward & Duffin, 1989
Original description species: Ward & Duffin, 1989
Genus: Eomanodon Ward & Duffin, 1989
Family: incert. fam.
Order: Chimaeriformes
Subclass: Holocephali
Eomanta kowaldi (2)
Pfeil, 1981
Synonyms: Mobula irenae
Original description species: Pfeil, 1981
Genus: Eomanta Pfeil, 1981
Family: Mobulidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eometlaouia numidica (3)
(Arambourg, 1952)
Synonyms: Metlaouia numidica, Squatirhina numidica
Original description species: (Arambourg, 1952)
Genus: Eometlaouia Noubhani & Cappetta, 2002
Family: Orectolobidae Gill, 1896
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eomobula stehmanni (5)
Herman, Hovestadt-Euler & Hovestadt, 1989
Synonyms: Eomobula aff. stehmanni
Original description species: Herman, Hovestadt-Euler & Hovestadt, 1989
Genus: Eomobula Herman, Hovestadt-Euler & Hovestadt, 1989
Family: Mobulidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eoplatyrhina bolcensis (12)
(Heckel, 1851)
Synonyms: Narcopterus bolcanus, Platyrhina bolcensis
Original description species: (Heckel, 1851)
Genus: Eoplatyrhina Marrama, Carnevale, Claeson, Naylor & Kriwet, 2020
Family: Platyrhinidae Jordan, 1923
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eoplinthicus underwoodi (1)
Adnet, Cappetta, Guinot & Notarbartolo Di Sciara, 2012
Original description species: Adnet, Cappetta, Guinot & Notarbartolo Di Sciara, 2012
Genus: Eoplinthicus Cappetta & Stringer, 2002
Family: Mobulidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eoplinthicus yazooensis (3)
Cappetta & Stringer, 2002
Original description species: Cappetta & Stringer, 2002
Genus: Eoplinthicus Cappetta & Stringer, 2002
Family: Mobulidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eoptolamna eccentrolopha (2)
Kriwet, Klug, Canudo & Cuenca-Bescos, 2008
Original description species: Kriwet, Klug, Canudo & Cuenca-Bescos, 2008
Genus: Eoptolamna Kriwet, Klug, Canudo. & Cuenca-Bescos, 2008
Family: Eoptolamnidae Kriwet, Klug, Canudo & Cuenca-Bescos, 2008
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eoptolamna supracretacea (4)
Guinot, Underwood, Cappetta & Ward, 2013
Original description species: Guinot, Underwood, Cappetta & Ward, 2013
Genus: Eoptolamna Kriwet, Klug, Canudo. & Cuenca-Bescos, 2008
Family: Eoptolamnidae Kriwet, Klug, Canudo & Cuenca-Bescos, 2008
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eorhincodon sp. (1)

Genus: Eorhincodon Li, 1997
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eorhincodon tianshanensis (1)
Li, 1997
Original description species: Li, 1997
Genus: Eorhincodon Li, 1997
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eorhinobatos primaevus (8)
(De Zigno, 1874)
Synonyms: Rhinobatos primaevus, Rhinobatus primaevus
Original description species: (De Zigno, 1874)
Genus: Eorhinobatos Marramà, Carnevale, Naylor, Varese, Giusberti & Kriwet, 2020
Family: Rhinobatidae Bonaparte, 1835
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eorhinoptera grabdai (1)
Case, Cook & Wilson, 2011
Original description species: Case, Cook & Wilson, 2011
Genus: Eorhinoptera Case, Cook & Wilson, 2011
Family: Rhinopteridae Jordan & Evermann, 1896
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eoscymnus anthonisi (1)
Herman & Van Den Eeckhaut, 2010
Original description species: Herman & Van Den Eeckhaut, 2010
Genus: Eoscymnus Herman & Van Den Eeckhaut, 2010
Family: Eoscymnidae Herman & Van Den Eeckhaut, 2010
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eosqualiolus aturensis (6)
Adnet, 2006
Synonyms: Eosqualiolus aff. aturensis
Original description species: Adnet, 2006
Genus: Eosqualiolus Adnet, 2006
Family: Dalatiidae Gray, 1851
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eosqualiolus skrovinai (1)
Underwood & Schlögl, 2013
Original description species: Underwood & Schlögl, 2013
Genus: Eosqualiolus Adnet, 2006
Family: Dalatiidae Gray, 1851
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eostegostoma angustum (14)
Nolf & Taverne in Herman, 1977
Synonyms: Eostegostoma aff. angustum, Eostegostoma angusta
Original description species: Nolf & Taverne in Herman, 1977
Genus: Eostegostoma Herman, 1977
Family: Brachaeluridae Applegate, 1974
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eostriatolamia aktobensis (2)
Zhelezko, 1987
Original description species: Zhelezko, 1987
Genus: Eostriatolamia Glikman, 1980
Family: Cretoxyrhinidae Glickman, 1958
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eostriatolamia lerichei (2)
Glikman & Zhelezko in Zhelezko, 1977
Original description species: Glikman & Zhelezko in Zhelezko, 1977
Genus: Eostriatolamia Glikman, 1980
Family: Cretoxyrhinidae Glickman, 1958
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eostriatolamia paucicorrugata (4)
Underwood & Cumbaa, 2010
Original description species: Underwood & Cumbaa, 2010
Genus: Eostriatolamia Glikman, 1980
Family: Cretoxyrhinidae Glickman, 1958
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eostriatolamia segedini (3)
Glikman & Zhelezko in Zhelezko, 1977
Original description species: Glikman & Zhelezko in Zhelezko, 1977
Genus: Eostriatolamia Glikman, 1980
Family: Cretoxyrhinidae Glickman, 1958
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eostriatolamia subulata (42)
(Agassiz, 1843)
Synonyms: Carcharias subulata, Carcharias subulatus, Cretolamna subulata, Lamna subulata, Lamna (Odontaspis) cf. subulata, Lamna (Odontaspis) subulata, Odontaspis subulata, Odontaspis subulatus, Scapanorhynchus cf. subulatus, Scapanorhynchus subulata, Scapanorhynchus (Odontaspis) subulatus
Original description species: (Agassiz, 1843)
Genus: Eostriatolamia Glikman, 1980
Family: Cretoxyrhinidae Glickman, 1958
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eostriatolamia venusta (8)
(Leriche, 1906)
Synonyms: Lamna cf. venusta, Lamna venusta, Plicatolamna venusta
Original description species: (Leriche, 1906)
Genus: Eostriatolamia Glikman, 1980
Family: Cretoxyrhinidae Glickman, 1958
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eotorpedo hilgendorfi (18)
(Jaekel, 1904)
Synonyms: Torpedo hilgendorfi
Original description species: (Jaekel, 1904)
Genus: Eotorpedo White, 1934
Family: Torpedinidae Bonaparte, 1838
Order: Torpediniformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eotorpedo jaekeli (5)
White, 1934
Original description species: White, 1934
Genus: Eotorpedo White, 1934
Family: Torpedinidae Bonaparte, 1838
Order: Torpediniformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eotorpedo nolfi (2)
Herman, 1974
Original description species: Herman, 1974
Genus: Eotorpedo White, 1934
Family: Torpedinidae Bonaparte, 1838
Order: Torpediniformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eotorpedo zennaroi (1)
Cappetta, 1988
Original description species: Cappetta, 1988
Genus: Eotorpedo White, 1934
Family: Torpedinidae Bonaparte, 1838
Order: Torpediniformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Eoxyphodolamia mangislakensis (2)
Glikman, 1980
Original description species: Glikman, 1980
Genus: Eoxyphodolamia Glikman, 1980
Family: incert. fam.
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Erguitaia arganiae (2)
(Arambourg, 1952)
Synonyms: Rhynchobatus arganiae
Original description species: (Arambourg, 1952)
Genus: Erguitaia Cappetta, 1989
Family: incert. fam.
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Erguitaia misrensis (1)
Cappetta, 1991
Original description species: Cappetta, 1991
Genus: Erguitaia Cappetta, 1989
Family: incert. fam.
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Erikodus groenlandensis (3)
(Nielsen, 1932)
Synonyms: Agassizodus gronlandicus
Original description species: (Nielsen, 1932)
Genus: Erikodus Nielsen, 1952
Family: Caseodontidae Zangerl, 1981
Superfamily: Caseodontoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Erismacanthus jonesi (2)
M'Coy, 1848
Synonyms: Erismacanthus jonesii
Original description species: M'Coy, 1848
Genus: Erismacanthus Mccoy, 1848
Family: Cochliodontidae Owen, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Erismacanthus major (2)
Davis, 1883
Synonyms: Cladacanthus major
Original description species: Davis, 1883
Genus: Erismacanthus Mccoy, 1848
Family: Cochliodontidae Owen, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Ertychius intermedius (1)
Ginter, Hairapetian & Grigoryan, 2011
Original description species: Ginter, Hairapetian & Grigoryan, 2011
Genus: Ertychius Ginter, Hairapetian & Grigoryan, 2011
Family: incert. fam.
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Erythrobatis cuspidata (1)
Cappetta, 1991
Original description species: Cappetta, 1991
Genus: Erythrobatis Cappetta, 1991
Family: incert. fam.
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Etmopterus acutidens (3)
Casier, 1966
Original description species: Casier, 1966
Genus: Etmopterus Rafinesque, 1810
Family: Etmopteridae Fowler, 1934
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Etmopterus cahuzaci (5)
Adnet, 2006
Original description species: Adnet, 2006
Genus: Etmopterus Rafinesque, 1810
Family: Etmopteridae Fowler, 1934
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Euctenius unilateralis (1)
Barkas, 1869
Original description species: Barkas, 1869
Genus: Euctenius Barkas, 1874
Family: Edestidae Jaekel, 1899
Superfamily: Edestoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Euctenodopsis tenuis (2)
Wellburn, 1901
Original description species: Wellburn, 1901
Genus: Euctenodopsis Wellburn, 1901
Family: incert. fam.
Order: incert. sedis
Eugenodus richardsoni (1)
Zangerl, 1981
Original description species: Zangerl, 1981
Genus: Eugenodus Zangerl, 1981
Family: Eugeneodontidae Zangerl, 1981
Superfamily: Caseodontoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Euglossodus fastigiatus (1)

Genus: Euglossodus White & Moy-Thomas, 1940
Family: incert. fam.
Order: incert. sedis
Subclass: Euchondrocephali
Euglossodus linguabovis (4)
(M'Coy, 1848)
Synonyms: Glossodus lingua-bovis, Glossodus marginatus
Original description species: (M'Coy, 1848)
Genus: Euglossodus White & Moy-Thomas, 1940
Family: incert. fam.
Order: incert. sedis
Subclass: Euchondrocephali
Eunemacanthus costatus (1)
(Newberry & Worthen, 1866)
Original description species: (Newberry & Worthen, 1866)
Genus: Eunemacanthus St. John & Worthen, 1875
Family: Ctenacanthidae Dean, 1909
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Eunemacanthus krapivnensis (1)
Lebedev, 1996
Original description species: Lebedev, 1996
Genus: Eunemacanthus St. John & Worthen, 1875
Family: Ctenacanthidae Dean, 1909
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii