Baharipristis bastetiae (6)
WERNER, 1989
WERNER, 1989
Original description species:
WERNER, 1989 
Genus: Baharipristis WERNER, 1989
Family: Sclerorhynchidae CAPPETTA, 1974
Suborder: Sclerorhynchoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Genus: Baharipristis WERNER, 1989

Family: Sclerorhynchidae CAPPETTA, 1974

Suborder: Sclerorhynchoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Bahariyodon bartheli (8)
(WERNER, 1989)
(WERNER, 1989)
Synonyms:
Bahariyodon (Lissodus) bartheli, Lissodus bartheli
Original description species: (WERNER, 1989)
Genus: Bahariyodon DUFFIN, 2001
Family: Polyacrodontidae GLICKMAN, 1964
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Original description species: (WERNER, 1989)

Genus: Bahariyodon DUFFIN, 2001

Family: Polyacrodontidae GLICKMAN, 1964

Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Bandringa rayi (5)
ZANGERL, 1969
ZANGERL, 1969
Synonyms:
Bandringa herdinae
Original description species: ZANGERL, 1969
Genus: Bandringa ZANGERL, 1969
Family: Bandringidae ZANGERL, 1969
Superfamily: Ctenacanthoidea
Cohort: Euselachii
Subclass: Elasmobranchii
Original description species: ZANGERL, 1969

Genus: Bandringa ZANGERL, 1969

Family: Bandringidae ZANGERL, 1969
Superfamily: Ctenacanthoidea
Cohort: Euselachii
Subclass: Elasmobranchii
Barbclabornia luedersensis (16)
(BERMAN, 1970)
(BERMAN, 1970)
Synonyms:
Barbclabornia cf. luederensis, Xenacanthus luedersensis
Original description species: (BERMAN, 1970)
Genus: Barbclabornia JOHNSON, 2003
Family: incert. fam.
Order: Bransonelliformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Original description species: (BERMAN, 1970)
Genus: Barbclabornia JOHNSON, 2003

Family: incert. fam.
Order: Bransonelliformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Bathytheristes gracilis (1)
DUFFIN, 1995
DUFFIN, 1995
Original description species:
DUFFIN, 1995 
Genus: Bathytheristes DUFFIN, 1995
Family: Callorhinchidae GARMAN, 1901
Order: Chimaeriformes
Subclass: Holocephali

Genus: Bathytheristes DUFFIN, 1995

Family: Callorhinchidae GARMAN, 1901
Order: Chimaeriformes
Subclass: Holocephali
Bavariscyllium tischlingeri (4)
THIES, 2005
THIES, 2005
Original description species:
THIES, 2005 
Genus: Bavariscyllium THIES, 2005
Family: Scyliorhinidae GILL, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Genus: Bavariscyllium THIES, 2005

Family: Scyliorhinidae GILL, 1862

Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Bdellodus bollensis (2)
QUENSTEDT, 1882
QUENSTEDT, 1882
Original description species:
QUENSTEDT, 1882 
Genus: Bdellodus QUENSTEDT, 1882
Family: Acrodontidae CASIER, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii

Genus: Bdellodus QUENSTEDT, 1882

Family: Acrodontidae CASIER, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Bealbonn rogaire (1)
LUND & GROGAN, 2004
LUND & GROGAN, 2004
Original description species:
LUND & GROGAN, 2004 
Genus: Bealbonn LUND & GROGAN, 2004
Family: Gregoriidae LUND & GROGAN, 2004
Subclass: Euchondrocephali

Genus: Bealbonn LUND & GROGAN, 2004

Family: Gregoriidae LUND & GROGAN, 2004

Subclass: Euchondrocephali
Belantsea montana (3)
LUND, 1989
LUND, 1989
Original description species:
LUND, 1989 
Genus: Belantsea LUND, 1989
Family: Belantseidae LUND, 1989
Order: Petalodontiformes
Subclass: Euchondrocephali

Genus: Belantsea LUND, 1989

Family: Belantseidae LUND, 1989
Order: Petalodontiformes
Subclass: Euchondrocephali
Belantsea occidentalis (1)
Genus:
Belantsea
LUND, 1989
Family: Belantseidae LUND, 1989
Order: Petalodontiformes
Subclass: Euchondrocephali

Family: Belantseidae LUND, 1989
Order: Petalodontiformes
Subclass: Euchondrocephali
Belemnobatis aominensis (1)
CUNY, SRISUK, KHAMHA, SUTEETHORN & TONG, 2009
CUNY, SRISUK, KHAMHA, SUTEETHORN & TONG, 2009
Original description species:
CUNY, SRISUK, KHAMHA, SUTEETHORN & TONG, 2009 
Genus: Belemnobatis THIOLLIÈRE, 1852
Family: Spathobatidae UNDERWOOD, 2006
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Genus: Belemnobatis THIOLLIÈRE, 1852
Family: Spathobatidae UNDERWOOD, 2006

Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Belemnobatis kermacki (1)
UNDERWOOD & WARD, 2004
UNDERWOOD & WARD, 2004
Original description species:
UNDERWOOD & WARD, 2004 
Genus: Belemnobatis THIOLLIÈRE, 1852
Family: Spathobatidae UNDERWOOD, 2006
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Genus: Belemnobatis THIOLLIÈRE, 1852
Family: Spathobatidae UNDERWOOD, 2006

Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Belemnobatis moorbergensis (5)
(THIES, 1983)
(THIES, 1983)
Synonyms:
Belemnobatis cf. moorbergensis, Spathobatis moorbergensis
Original description species: (THIES, 1983)
Genus: Belemnobatis THIOLLIÈRE, 1852
Family: Spathobatidae UNDERWOOD, 2006
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Original description species: (THIES, 1983)
Genus: Belemnobatis THIOLLIÈRE, 1852
Family: Spathobatidae UNDERWOOD, 2006

Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Belemnobatis morinicus (4)
(SAUVAGE 1873)
(SAUVAGE 1873)
Original description species:
(SAUVAGE 1873) 
Genus: Belemnobatis THIOLLIÈRE, 1852
Family: Spathobatidae UNDERWOOD, 2006
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Genus: Belemnobatis THIOLLIÈRE, 1852
Family: Spathobatidae UNDERWOOD, 2006

Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Belemnobatis noviodunumensis (1)
DELSATE & CANDONI, 2001
DELSATE & CANDONI, 2001
Original description species:
DELSATE & CANDONI, 2001 
Genus: Belemnobatis THIOLLIÈRE, 1852
Family: Spathobatidae UNDERWOOD, 2006
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Genus: Belemnobatis THIOLLIÈRE, 1852
Family: Spathobatidae UNDERWOOD, 2006

Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Belemnobatis sismondae (12)
THIOLLIÈRE, 1852
THIOLLIÈRE, 1852
Synonyms:
Belemnobatis aff. sismondae
Original description species: THIOLLIÈRE, 1852
Genus: Belemnobatis THIOLLIÈRE, 1852
Family: Spathobatidae UNDERWOOD, 2006
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Original description species: THIOLLIÈRE, 1852
Genus: Belemnobatis THIOLLIÈRE, 1852
Family: Spathobatidae UNDERWOOD, 2006

Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Belemnobatis stahli (1)
UNDERWOOD & WARD, 2004
UNDERWOOD & WARD, 2004
Original description species:
UNDERWOOD & WARD, 2004 
Genus: Belemnobatis THIOLLIÈRE, 1852
Family: Spathobatidae UNDERWOOD, 2006
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Genus: Belemnobatis THIOLLIÈRE, 1852
Family: Spathobatidae UNDERWOOD, 2006

Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Belemnobatis variabilis (4)
UNDERWOOD & REES, 2002
UNDERWOOD & REES, 2002
Synonyms:
Belemnobatis aff. variabilis
Original description species: UNDERWOOD & REES, 2002
Genus: Belemnobatis THIOLLIÈRE, 1852
Family: Spathobatidae UNDERWOOD, 2006
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Original description species: UNDERWOOD & REES, 2002

Genus: Belemnobatis THIOLLIÈRE, 1852
Family: Spathobatidae UNDERWOOD, 2006

Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Belemnobatis werneri (4)
(THIES, 1983)
(THIES, 1983)
Synonyms:
Spathobatis werneri
Original description species: (THIES, 1983)
Genus: Belemnobatis THIOLLIÈRE, 1852
Family: Spathobatidae UNDERWOOD, 2006
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Original description species: (THIES, 1983)

Genus: Belemnobatis THIOLLIÈRE, 1852
Family: Spathobatidae UNDERWOOD, 2006

Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Belgorodon bogolubovi (1)
(NESSOV, 1986)
(NESSOV, 1986)
Synonyms:
Chimaera bogolubovi
Original description species: (NESSOV, 1986)
Genus: Belgorodon POPOV & MACHALSKI, 2014
Family: Chimaeridae BONAPARTE, 1831
Order: Chimaeriformes
Subclass: Holocephali
Original description species: (NESSOV, 1986)
Genus: Belgorodon POPOV & MACHALSKI, 2014
Family: Chimaeridae BONAPARTE, 1831

Order: Chimaeriformes
Subclass: Holocephali
Bethacanthus insolitus (1)
ZANGERL, 1990
ZANGERL, 1990
Original description species:
ZANGERL, 1990 
Genus: Bethacanthus ZANGERL, 1990
Family: Stethacanthidae LUND, 1974
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii

Genus: Bethacanthus ZANGERL, 1990

Family: Stethacanthidae LUND, 1974
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Biropristis landbecki (5)
SUÁREZ & CAPPETTA, 2004
SUÁREZ & CAPPETTA, 2004
Original description species:
SUÁREZ & CAPPETTA, 2004 
Genus: Biropristis SUÁREZ & CAPPETTA, 2004
Family: Sclerorhynchidae CAPPETTA, 1974
Suborder: Sclerorhynchoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Genus: Biropristis SUÁREZ & CAPPETTA, 2004

Family: Sclerorhynchidae CAPPETTA, 1974

Suborder: Sclerorhynchoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Bobbodus schaefferi (1)
ZANGERL, 1981
ZANGERL, 1981
Original description species:
ZANGERL, 1981
Genus: Bobbodus ZANGERL, 1981
Family: Eugeneodontidae ZANGERL, 1981
Superfamily: Caseodontoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Genus: Bobbodus ZANGERL, 1981
Family: Eugeneodontidae ZANGERL, 1981
Superfamily: Caseodontoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Bobbodus schafferi (1)
ZANGERL, 1981
ZANGERL, 1981
Original description species:
ZANGERL, 1981
Genus: Bobbodus ZANGERL, 1981
Family: Eugeneodontidae ZANGERL, 1981
Superfamily: Caseodontoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Genus: Bobbodus ZANGERL, 1981
Family: Eugeneodontidae ZANGERL, 1981
Superfamily: Caseodontoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Bobbodus xerxesi (1)
HAMPE, HAIRAPETIAN, DORKA, WITZMANN, AKBARI & KORN, 2013
HAMPE, HAIRAPETIAN, DORKA, WITZMANN, AKBARI & KORN, 2013
Original description species:
HAMPE, HAIRAPETIAN, DORKA, WITZMANN, AKBARI & KORN, 2013 
Genus: Bobbodus ZANGERL, 1981
Family: Eugeneodontidae ZANGERL, 1981
Superfamily: Caseodontoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali

Genus: Bobbodus ZANGERL, 1981
Family: Eugeneodontidae ZANGERL, 1981
Superfamily: Caseodontoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Bohemiacanthus oelbergensis (6)
(FRITSCH, 1890)
(FRITSCH, 1890)
Original description species:
(FRITSCH, 1890) 
Genus: Bohemiacanthus SCHNEIDER, 1994
Family: Xenacanthidae FRITSCH, 1889
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii

Genus: Bohemiacanthus SCHNEIDER, 1994

Family: Xenacanthidae FRITSCH, 1889
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Bolivacanthus sagitalis (4)
GAGNIER, TURNER, FRIMAN,SUAREZ-RIGLOS & JANVIER, 1988
GAGNIER, TURNER, FRIMAN,SUAREZ-RIGLOS & JANVIER, 1988
Original description species:
GAGNIER, TURNER, FRIMAN,SUAREZ-RIGLOS & JANVIER, 1988 
Genus: Bolivacanthus GAGNIER, TURNER, FRIMAN,SUAREZ-RIGLOS & JANVIER, 1988
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii

Genus: Bolivacanthus GAGNIER, TURNER, FRIMAN,SUAREZ-RIGLOS & JANVIER, 1988

Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Borealotodus benyamovski (1)
ZHELEZKO IN ZHELEZKO & KOZLOV, 1999
ZHELEZKO IN ZHELEZKO & KOZLOV, 1999
Original description species:
ZHELEZKO IN ZHELEZKO & KOZLOV, 1999 
Genus: Borealotodus ZHELEZKO IN ZHELEZKO & KOZLOV, 1999
Family: Odontaspididae MÜLLER & HENLE, 1839
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Genus: Borealotodus ZHELEZKO IN ZHELEZKO & KOZLOV, 1999

Family: Odontaspididae MÜLLER & HENLE, 1839

Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Borealotodus borealis (3)
ZHELEZKO IN ZHELEZKO & KOZLOV, 1999
ZHELEZKO IN ZHELEZKO & KOZLOV, 1999
Synonyms:
Mennerotodus borealis
Original description species: ZHELEZKO IN ZHELEZKO & KOZLOV, 1999
Genus: Borealotodus ZHELEZKO IN ZHELEZKO & KOZLOV, 1999
Family: Odontaspididae MÜLLER & HENLE, 1839
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Original description species: ZHELEZKO IN ZHELEZKO & KOZLOV, 1999

Genus: Borealotodus ZHELEZKO IN ZHELEZKO & KOZLOV, 1999

Family: Odontaspididae MÜLLER & HENLE, 1839

Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Borisocautus invictus (2)
MINIKH & ANDRUSHKEVICH, 2017
MINIKH & ANDRUSHKEVICH, 2017
Original description species:
MINIKH & ANDRUSHKEVICH, 2017
Genus: Borisocautus MINIKH & ANDRUSHKEVICH, 2017
Family: Xenosynechodontidae GLICKMAN, 1980
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Genus: Borisocautus MINIKH & ANDRUSHKEVICH, 2017
Family: Xenosynechodontidae GLICKMAN, 1980
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Borodinopristis ackermani (2)
CASE, SCHWIMMER, BORODIN & LEGGETT, 2001
CASE, SCHWIMMER, BORODIN & LEGGETT, 2001
Synonyms:
Borodinopristis cf. ackermani
Original description species: CASE, SCHWIMMER, BORODIN & LEGGETT, 2001
Genus: Borodinopristis CASE, 1987
Family: Sclerorhynchidae CAPPETTA, 1974
Suborder: Sclerorhynchoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Original description species: CASE, SCHWIMMER, BORODIN & LEGGETT, 2001

Genus: Borodinopristis CASE, 1987

Family: Sclerorhynchidae CAPPETTA, 1974

Suborder: Sclerorhynchoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Borodinopristis schwimmeri (5)
CASE, 1987
CASE, 1987
Original description species:
CASE, 1987 
Genus: Borodinopristis CASE, 1987
Family: Sclerorhynchidae CAPPETTA, 1974
Suborder: Sclerorhynchoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Genus: Borodinopristis CASE, 1987

Family: Sclerorhynchidae CAPPETTA, 1974

Suborder: Sclerorhynchoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Borodinopristis shannoni (1)
CASE, COOK, WILSON & BORODIN, 2012
CASE, COOK, WILSON & BORODIN, 2012
Original description species:
CASE, COOK, WILSON & BORODIN, 2012 
Genus: Borodinopristis CASE, 1987
Family: Sclerorhynchidae CAPPETTA, 1974
Suborder: Sclerorhynchoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Genus: Borodinopristis CASE, 1987

Family: Sclerorhynchidae CAPPETTA, 1974

Suborder: Sclerorhynchoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Brachaelurus hornerstownensis (1)
CASE, BORODIN & LEGGETT, 2001
CASE, BORODIN & LEGGETT, 2001
Original description species:
CASE, BORODIN & LEGGETT, 2001 
Genus: Brachaelurus OGILBY, 1907
Family: Brachaeluridae APPLEGATE, 1974
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Genus: Brachaelurus OGILBY, 1907

Family: Brachaeluridae APPLEGATE, 1974

Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Brachaelurus templeuvensis (1)
MOREAU & MATHIS, 2000
MOREAU & MATHIS, 2000
Original description species:
MOREAU & MATHIS, 2000 
Genus: Brachaelurus OGILBY, 1907
Family: Brachaeluridae APPLEGATE, 1974
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Genus: Brachaelurus OGILBY, 1907

Family: Brachaeluridae APPLEGATE, 1974

Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Brachiacanthus semiplanus (6)
FRITSCH, 1889
FRITSCH, 1889
Synonyms:
Brachyacanthus semiplanus
Original description species: FRITSCH, 1889
Genus: Brachiacanthus FRITSCH, 1889
Family: incert. fam.
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Original description species: FRITSCH, 1889

Genus: Brachiacanthus FRITSCH, 1889

Family: incert. fam.
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Brachycarcharias atlasi (10)
(ARAMBOURG, 1952)
(ARAMBOURG, 1952)
Synonyms:
Brachycarcharias aff. atlasi, Carcharias aff. atlasi, Carcharias atlasi, Odontaspis aff. atlasi, Odontaspis atlasi, Odontaspis substriata atlasi
Original description species: (ARAMBOURG, 1952)
Genus: Brachycarcharias CAPPETTA & NOLF, 2005
Family: Odontaspididae MÜLLER & HENLE, 1839
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Original description species: (ARAMBOURG, 1952)

Genus: Brachycarcharias CAPPETTA & NOLF, 2005

Family: Odontaspididae MÜLLER & HENLE, 1839

Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Brachycarcharias koerti (24)
(STROMER, 1910)
(STROMER, 1910)
Synonyms:
Carcharias aff. koerti , Carcharias koerti, Odontaspis cf. koerti, Odontaspis koerti, Odontaspis (Parodontaspis) koerti, Odontaspis (Synodontaspis) koerti, Otodus koerti, Serratolamna koerti, Synodontaspis koerti
Original description species: (STROMER, 1910)
Genus: Brachycarcharias CAPPETTA & NOLF, 2005
Family: Odontaspididae MÜLLER & HENLE, 1839
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Original description species: (STROMER, 1910)

Genus: Brachycarcharias CAPPETTA & NOLF, 2005

Family: Odontaspididae MÜLLER & HENLE, 1839

Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Brachycarcharias lerichei (50)
(CASIER, 1946)
(CASIER, 1946)
Synonyms:
Carcharias lerichei, Isurolamna lerichei, Lamna aff. lerichei, Lamna lerichei, Serratolamna lerichei
Original description species: (CASIER, 1946)
Genus: Brachycarcharias CAPPETTA & NOLF, 2005
Family: Odontaspididae MÜLLER & HENLE, 1839
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Original description species: (CASIER, 1946)

Genus: Brachycarcharias CAPPETTA & NOLF, 2005

Family: Odontaspididae MÜLLER & HENLE, 1839

Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Brachycarcharias mississippiensis (2)
(CASE, 1994)
(CASE, 1994)
Synonyms:
Pseudodontaspis mississippiensis
Original description species: (CASE, 1994)
Genus: Brachycarcharias CAPPETTA & NOLF, 2005
Family: Odontaspididae MÜLLER & HENLE, 1839
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Original description species: (CASE, 1994)

Genus: Brachycarcharias CAPPETTA & NOLF, 2005

Family: Odontaspididae MÜLLER & HENLE, 1839

Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Brachycarcharias twiggsensis (21)
(CASE, 1981)
(CASE, 1981)
Synonyms:
Brachycarcharias cf. twiggsensis, Cretolamna twiggsensis, Lamna twiggsensis, Tethylamna cf. twiggsensis, Tethylamna twiggsensis
Original description species: (CASE, 1981)
Genus: Brachycarcharias CAPPETTA & NOLF, 2005
Family: Odontaspididae MÜLLER & HENLE, 1839
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Original description species: (CASE, 1981)

Genus: Brachycarcharias CAPPETTA & NOLF, 2005

Family: Odontaspididae MÜLLER & HENLE, 1839

Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Brachymylus altidens (8)
WOODWARD, 1892
WOODWARD, 1892
Synonyms:
Brachymylus cf. altidens
Original description species: WOODWARD, 1892
Genus: Brachymylus WOODWARD, 1892
Family: Callorhinchidae GARMAN, 1901
Order: Chimaeriformes
Subclass: Holocephali
Original description species: WOODWARD, 1892

Genus: Brachymylus WOODWARD, 1892

Family: Callorhinchidae GARMAN, 1901
Order: Chimaeriformes
Subclass: Holocephali
Brachymylus bogolubovi (1)
AVERIANOV, 1992
AVERIANOV, 1992
Original description species:
AVERIANOV, 1992 
Genus: Brachymylus WOODWARD, 1892
Family: Callorhinchidae GARMAN, 1901
Order: Chimaeriformes
Subclass: Holocephali

Genus: Brachymylus WOODWARD, 1892

Family: Callorhinchidae GARMAN, 1901
Order: Chimaeriformes
Subclass: Holocephali
Brachyrhizodus wichitaensis (22)
ROMER, 1942
ROMER, 1942
Synonyms:
Brachyrhizodus cf. wichitaensis
Original description species: ROMER, 1942
Genus: Brachyrhizodus ROMER, 1942
Family: incert. fam.
Order: incert. sedis
Subclass: Euchondrocephali
Original description species: ROMER, 1942

Genus: Brachyrhizodus ROMER, 1942

Family: incert. fam.
Order: incert. sedis
Subclass: Euchondrocephali
Bransonella lingulata (6)
IVANOV & GINTER, 1996
IVANOV & GINTER, 1996
Original description species:
IVANOV & GINTER, 1996 
Genus: Bransonella HARLTON, 1933
Family: incert. fam.
Order: Bransonelliformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii

Genus: Bransonella HARLTON, 1933

Family: incert. fam.
Order: Bransonelliformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Bransonella nebraskensis (19)
(JOHNSON, 1984)
(JOHNSON, 1984)
Synonyms:
Bransonella cf. nebraskensis, Xenacanthus nebraskensis
Original description species: (JOHNSON, 1984)
Genus: Bransonella HARLTON, 1933
Family: incert. fam.
Order: Bransonelliformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Original description species: (JOHNSON, 1984)

Genus: Bransonella HARLTON, 1933

Family: incert. fam.
Order: Bransonelliformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Bransonella tribula (1)
ELLIOTT & HODNETT, 2013
ELLIOTT & HODNETT, 2013
Original description species:
ELLIOTT & HODNETT, 2013 
Genus: Bransonella HARLTON, 1933
Family: incert. fam.
Order: Bransonelliformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii

Genus: Bransonella HARLTON, 1933

Family: incert. fam.
Order: Bransonelliformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Breviacanthus brevis (5)
PHILLIPS, 1871
PHILLIPS, 1871
Synonyms:
Nemacanthus brevis, Nemacanthus brevispinus
Original description species: PHILLIPS, 1871
Genus: Breviacanthus MAISEY, 1976
Family: Palaeospinacidae REGAN, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Original description species: PHILLIPS, 1871
Genus: Breviacanthus MAISEY, 1976

Family: Palaeospinacidae REGAN, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Britobatos primarmata (7)
(WOODWARD, 1889)
(WOODWARD, 1889)
Synonyms:
Raja primarmata, Rhinobatos aff. primarmatus, Rhinobatos berytensis, Rhinobatos primarmatus, Rhinobatus berytensis
Original description species: (WOODWARD, 1889)
Genus: Britobatos CLAESON, UNDERWOOD & WARD, 2013
Family: Trygonorrhinidae LAST, SÉRET & NAYLOR, 2016
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Original description species: (WOODWARD, 1889)

Genus: Britobatos CLAESON, UNDERWOOD & WARD, 2013

Family: Trygonorrhinidae LAST, SÉRET & NAYLOR, 2016

Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Burnhamia daviesi (44)
(WOODWARD, 1889)
(WOODWARD, 1889)
Synonyms:
Burnhamia aff. daviesi, Burnhamia (Rhinoptera) daviesi, Rhinoptera cf. daviesi, Rhinoptera daviesi, Rhinoptera daviesii
Original description species: (WOODWARD, 1889)
Genus: Burnhamia CAPPETTA, 1976
Family: Mobulidae BONAPARTE, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Original description species: (WOODWARD, 1889)

Genus: Burnhamia CAPPETTA, 1976

Family: Mobulidae BONAPARTE, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Burnhamia davisi (4)
(WOODWARD, 1889)
(WOODWARD, 1889)
Synonyms:
Chomatodus davisi, Petalodus davisii
Original description species: (WOODWARD, 1889)
Genus: Burnhamia CAPPETTA, 1976
Family: Mobulidae BONAPARTE, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Original description species: (WOODWARD, 1889)

Genus: Burnhamia CAPPETTA, 1976

Family: Mobulidae BONAPARTE, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Burnhamia fetahi (3)
CAPPETTA, 1985
CAPPETTA, 1985
Original description species:
CAPPETTA, 1985 
Genus: Burnhamia CAPPETTA, 1976
Family: Mobulidae BONAPARTE, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Genus: Burnhamia CAPPETTA, 1976

Family: Mobulidae BONAPARTE, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Bythaelurus steurbauti (2)
HOVESTADT & HOVESTADT-EULER, 1995
HOVESTADT & HOVESTADT-EULER, 1995
Original description species:
HOVESTADT & HOVESTADT-EULER, 1995 
Genus: Bythaelurus COMPAGNO, 1988
Family: Pentanchidae SMITH, 1912
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Genus: Bythaelurus COMPAGNO, 1988

Family: Pentanchidae SMITH, 1912

Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Bythiacanthus ianishevskyi (2)
(KHABAKOB)
(KHABAKOB)
Synonyms:
Bythiacanthus aff. ianishevskyi
Original description species: (KHABAKOB)
Genus: Bythiacanthus ST. JOHN & WORTHEN, 1875
Family: Heslerodidae MAISEY, 2010
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Original description species: (KHABAKOB)
Genus: Bythiacanthus ST. JOHN & WORTHEN, 1875

Family: Heslerodidae MAISEY, 2010

Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Bythiacanthus lopesi (2)
FIGUEROA & GALLO, 2017
FIGUEROA & GALLO, 2017
Original description species:
FIGUEROA & GALLO, 2017 
Genus: Bythiacanthus ST. JOHN & WORTHEN, 1875
Family: Heslerodidae MAISEY, 2010
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii

Genus: Bythiacanthus ST. JOHN & WORTHEN, 1875

Family: Heslerodidae MAISEY, 2010

Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Bythiacanthus lucasi (2)
(EASTMAN, 1902)
(EASTMAN, 1902)
Synonyms:
Ctenacanthus lucasi
Original description species: (EASTMAN, 1902)
Genus: Bythiacanthus ST. JOHN & WORTHEN, 1875
Family: Heslerodidae MAISEY, 2010
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Original description species: (EASTMAN, 1902)

Genus: Bythiacanthus ST. JOHN & WORTHEN, 1875

Family: Heslerodidae MAISEY, 2010

Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Bythiacanthus siderius (4)
(LEIDY, 1870)
(LEIDY, 1870)
Synonyms:
Asteracanthus siderius, Bythiacanthus cf. siderius
Original description species: (LEIDY, 1870)
Genus: Bythiacanthus ST. JOHN & WORTHEN, 1875
Family: Heslerodidae MAISEY, 2010
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Original description species: (LEIDY, 1870)

Genus: Bythiacanthus ST. JOHN & WORTHEN, 1875

Family: Heslerodidae MAISEY, 2010

Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Bythiacanthus solidus (2)
(EASTMAN, 1902)
(EASTMAN, 1902)
Synonyms:
Ctenacanthus solidus
Original description species: (EASTMAN, 1902)
Genus: Bythiacanthus ST. JOHN & WORTHEN, 1875
Family: Heslerodidae MAISEY, 2010
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Original description species: (EASTMAN, 1902)

Genus: Bythiacanthus ST. JOHN & WORTHEN, 1875

Family: Heslerodidae MAISEY, 2010

Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii