Class: Chondrichthyes HUXLEY, 1880

= SUBCLASS: PLACODEA JAEKEL, 1911
= CLASS: HYPOSTOMATA JAEKEL, 1911 (partim)

Subclass: Euchondrocephali LUND, & GROGAN, 1997

Incertae sedis

Genus: Cromhallia BEHAN, WALKEN, & CUNY, 2012
C. parvunda BEHAN, WALKEN, & CUNY, 2012 (Type)

Genus: Solenodus TRAUTSCHOLD, 1874
S. crenulatus TRAUTSCHOLD, 1874 (Type)

Family: GREGORIIDAE Lund & Grogan, 2004

Genus: Bealborn LUND & GROGAN, 2004
B. rogaire LUND & GROGAN, 2004 (Type)

Genus: Gregorius LUND & GROGAN, 2004
G. rexi LUND & GROGAN, 2004 (Type)

Genus: Srianta LUND & GROGAN, 2004
S. srianta LUND & GROGAN, 2004 (Type)
S. iarlais LUND & GROGAN, 2004
S. dawsoni LUND & GROGAN, 2004

ORDER: EUGENEODONTIDA ZANGERL, 1981

SUBORDER: CASEODONTOIDEI

Incertae sedis

Genus: Campodus de KONINCK, 1844
C. agassizianus de KONINCK, 1844 (Type)
 C. corrugatus (NEWBERRY & WORTHEN)
 C. variabilis (NEWBERRY & WORTHEN, 1870)
C. sp

Genus: Chiastodus TRAUTSCHOLD, 1879
 C. obvallatus TRAUTSCHOLD, 1879 (Type)

Superfamily: CASEODONTOIDEA Zangerl, 1981

Family: CASEODONTIDAE Zangerl, 1981

Genus: Caseodus ZANGERL, 1981
 C. basalis (COPE, 1894)  ZANGERL, 1981 (Type)
   = Orodus basalis COPE, 1894
   = Campodus basilis HAY, 1903
 C. gigas (EATON, 1962) ZANGERL, 1981
   = Fadenia gigas EATON, 1962
 C. eatoni ZANGERL, 1981
 C. varidentis MUTTER & NEUMAN, 2008
C. sp
   = Campodus vairabilis EATON, 1962

Genus: Erikodus NIELSEN, 1952
 E. groenlandicus (NIELSEN, 1932) NIELSEN, 1952 (Type)
   = Agassizodus groenlandicus NIELSEN, 1932

Genus: Fadenia NIELSEN, 1932
 F. crenulata NIELSEN, 1932 (Type)
 F. uroclasmato MUTTER & NEUMAN, 2008
F. sp

Genus: Ornithoprion ZANGERL, 1966
 O. hertwigi ZANGERL, 1966 (Type)
O. sp

Genus: Romerodus ZANGERL, 1981
 R. orodontus ZANGERL, 1981 (Type)

Family: EUGENEODONTIDAE Zangerl, 1981

Genus: Bobbodus ZANGERL, 1981
 B. schaefferi ZANGERL, 1981 (Type)
 B. xerxesi HAMPE, HAIRAPETIAN, DORKA, WITMANN, AKBARI & KORN, 2013

Genus: Eugeneodus ZANGERL, 1981
 E. richardsoni ZANGERL, 1981 (Type)

Genus: Gilliodus ZANGERL, 1981
 G. orvillei ZANGERL, 1981 (Type)
 G. peyeri ZANGERL, 1981
G. sp

Gen. sp indet.

ORDER: EDESTIFORMES OBRUCHEV, 1953

Superfamily: EDESTOIDEA Hay, 1929

Family: AGASSIZODONTIDAE Zangerl 1981
= Family: HELICROPRINOIDAE Karpinsky, 1911

Genus: Agassizodus St. JOHN & WORTHEN, 1875
= Lophodus NEWBERRY & WORTHEN, 1870 (patim)
 A. variabilis (NEWBERRY & WORTHEN, 1870) St. JOHN & WORTHEN, 1875 (Type)
   = Lophodus variabilis NEWBERRY & WORTHEN, 1870
A. sp

Genus: Arpagodus TRAUTSCHOLD, 1879
 A. retangulus TRAUTSCHOLD, 1879 (Type)

Genus: Campyloprion EASTMAN, 1902
 C. annectans EASTMAN, 1902 (Type)
 C. ivanovi (KARPINSKY, 1922)
   = Helicoprion ivanovi KARPINSKY, 1922

Genus: Helicoprion Karpinsky, 1899
= Lissoprion HAY, 1907
 H. davisii (WOODWARD, 1886)
   = Edestus davisii WOODWARD, 1886
 H. bessonowi KARPINSKY, 1899 (Type)
 H. ferrieri (HAY, 1907)
   = Lissoprion ferrieri HAY, 1907
 H. nevadensis WHEELER, 1939
 H. sierrensis WHEELER, 1939
 H. mexicanus MULLERRIED, 1945
 H. ergassamion BENDIX-ALMGREEN, 1966
H. sp

Genus: Hunanohelicoprion LIU, 1994
 H. ziandongensis LIU, 1994 (Type)

Genus: Parahelicoprion KARPINSKY, 1924
 P. clerci (KARPINSKY, 1916) KARPINSKY, 1924 (Type)
   = Helicoprion clerci KARPINSKY, 1916
 P. mariosuarezi MERINO-RODO & JANVIER, 1986

Genus: Sarcoprion NIELSEN, 1952
 S. edax NIELSEN, 1952 (Type)

Genus: Sinohelicoprion LU & CHANG, 1963
 S. changshingensis LIU & CHANG, 1963 (Type)
 S. qomolangma ZHANG, 1976
 S. macrodontus LEI, 1983

Genus: Toxopron HAY, 1909
 T. lecontei (DEAN, 1897) HAY, 1909 (Type)
  = Edestus lecontei DEAN, 1897

Family: EDESTIDAE Jaekel, 1899

Genus: Edestus LEIDY, 1855
= Edestes MILLER, 1977 (sic)
= Edestodus OBRUCHEV, 1953
= Protospirata TRAUTSCHOLD, 1888
 E. vorax LEIDY, 1855 (1856) (Type)
= Edestus giganteus NEWBERRY, 1888
E. minor NEWBERRY, 1866
= Edestus mirus HAY, 1912
= Edestus pringlei WATSON, 1930
E. heinrichsi NEWBERRY & WORTHEN, 1870
= Edestus crenulatus
= Edestus karpinskyi
= Edestus protopirata
= Edestus serratus
E. triserratus NEWTON, 1904
= Edestus minusculus (KARPINSKY, 1899)
= Edestus kolomensis (LEBEDEV, 2001)
E. sp

Genus: Helicampodus BRANSON, 1935
 H. kokeni BRANSON, 1935 (Type)
 H. ealoni OBRUCHOV, 1965

Genus: Lestrodus OBRUCHEV, 1953
 L. newtoni (WOODWARD, 1917) OBRUCHEV, 1953 (Type)
   = Edestus newtoni WOODWARD, 1917

Genus: Parahelicampodus NIELSEN, 1952
 P. spaercki NIELSEN, 1952 (Type)

Genus: Paredestus MUTTER & NEUMAN, 2008
P. bricircum MUTTER & NEUMAN, 2008 (Type)

Genus: Syntomodus OBRUCHEV, 1964
 S. abbreviatus OBRUCHEV, 1964 (Type)

SUBCLASS: SUBTERBRANCHIALIA ZANGERL, 1979

SUPERORDER: INIOPTERYGII

ORDER: INIOPTERYGIA ZANGERL & CASE, 1973

Family: INIOPTRYGIDAE Zangerl & Case, 1973

Genus: Cervifurca ZANGERL, 1997
 C. nasutus ZANGERL, 1997 (Type)

Genus: Iniopteryx ZANGERL & CASE, 1973
 I. rushlaui ZANGERL & CASE, 1973 (Type)
I. tedwhieti ZANGERL & CASE, 1973
I. sp

Genus: Promexyele ZANGERL & CASE, 1973
 P. bairdi ZANGERL & CASE, 1973 (Type)
 P. peyeri ZANGERL & CASE, 1973

Family: SIBYRHYNCHIDAE Zangerl & Case, 1973

Genus: Inioxyele ZANGERL & CASE, 1973
 I. whitei ZANGERL & CASE, 1973 (Type)

Genus: Inipera ZANGERL & CASE, 1973
 I. richardsoni ZANGERL & CASE, 1973 (Type)
 I. whitei ZANGERL & CASE, 1973
I. sp

Genus: Sibyrhynchus ZANGERL & CASE, 1973
 S. denisoni ZANGERL & CASE, 1973 (Type)
S. sp

Gen. sp indet.

ORDER: CHONDRENCHELYIFORMES MOY-THOMAS, 1939

Family: CHONDRENCHELYIDAE Berg, 1940

Genus: Chondrenchelys TRAQUAIR, 1888
 C. problematica TRAQUAIR, 1888 (Type)
C. sp

Genus: Harpagofututor LUND, 1982
 H. volsellorhinus LUND, 1982 (Type)

Genus: Platystrodus
 P. striatus (M’COY) (Type)
   = Xystrodus striatus

ORDER: POLYSENTORIFORMES CAPPETTA, DUFFIN & ZIDEK, 1993

Family: POLYSENTORIDAE Zangerl, 1989

Genus: Polysentor ZANGERL, 1979
 P. gorbairdi ZANGERLI, 1979 (Type)

SUPERORDER: PARASELACHII

Family: DEBEERIDAE Gorgan & Lund, 2000

Genus: Debeerius GORGAN & LUND, 2000
 D. ellefseni GORGAN & LUND, 2000 (Type)

INFRACALSS: HOLOCEPHALIMORPHA LUND, & GROGAN, 1997
= SUBCLASS: HOLOCEPHALI BONAPARTE, 1832

Incertae sedis

Genus: Cyrtacanthus
 C. dentatus NEWBERRY

Genus: Pseudodontichthys SKEELS, 1962
 P. whitei SKEELS, 1962 (Type)

Genus: Pucapampella JANVIER & SUAREZ-RIGLOS, 1986
 P. rodrigae JANVIER & SURAEZ-RIGLOS, 1986

Family: HARPACANTHIDAE Lund & Grogan, 2004

Genus: Harpacanthus TRAQUAIR, 1886
H. fimbriatus (STOCK, 1883) TRAQUAIR, 1886 (Type)
= Tristychius fimbriatus STOCK, 1883

SUPERORDER: HOLOCEHPALI BONAPARTE, 1832

ORDER: HELODONTIFORMES PATTERSON, 1965

Family: HELODONTIDAE Patterson, 1865

Genus: Helodus AGASSIZ, 1838
  H. simplex AGASSIZ, 1838 (Type)
 H. rugosus NEWBERRY & WORTHEN
 H.  gibbus LEIDY, 1857
 H. crenulatis NEWBERRY & WORTHEN, 1866
 H. comptus EASTMAN, 1909
H. sp

Genus: Pleuroplax WOODWARD, 1889
= Pleurodus AGASSIZ, 1843
 P. rankinei (HANCOCK & ATTHEY, 1872) WOODWARD, 1889 (Type)
   = Pleurodus rankinei AGASSIZ, 1843 (nomen nudum)
   = Pleurodus rankinei HANCOCK & ATTHEY, 1872
P. sp

Genus: Tomodus De KONINCK, 1898
 T. convexus De KONINCK, 1898 (Type)

Genus: Venustodus St. JOHN & WORTHEN, 1875
 V. leidyi St. JOHN & WORHTEN, 1875 (Type)
 V. argutus St. JOHN & WORTHEN, 1875

SUPERORDER: CHOCHILODONTOMORPHA

ORDER: CHOLIDONTIFORMES
= SUBORDER: COCHLIODONTOIDEI

Family: COCHLIODONTIDAE Owen, 1867

Genus: Arcuodus ITANO & LAMBERT, 2018
A. multicuspidatus ITANO & LAMBERT, 2018 (Type)
A. bialveatus (ST. WORTHEN & WOTHEN, 1883) ITANO & LAMBERT, 2018
= Deltodopsis ? bialveatus ST. JOHN & WOTHEN, 1883
= Deltodopsis ? keokuk ST. JOHN & WOTHEN, 1883
= Deltodopsis ? convexus ST. JOHN & WOTHEN, 1883
= Deltodus affinis STAHL, 1999

Genus: Cochliodus AGASSIZ, 1837
 C. contortus AGASSIZ, 1837 (Type)
 C. latus LEIDY, 1857
 C. nitidus LEIDY, 1857
C. occidentalis LEIDY, 1857
 C. vanhornii St. JOHN & WORTHEN, 1883
C.  leidyi St. JOHN & WORTHEN, 1883
C. virgatus WOODWARD, 1912

Genus: Crassidonta
 C. stuckenbrgi BRANSON, 1916
 C. subcrenulata TEICHERT, 1943

Genus: Enniskillen
= Eutomodus
E. convexus (DAVIS)
   = Eutomodus convexus

Genus: Erismacanthus St. JOHN & WORTHEN, 1875
 E. maccoyanus St. JOHN & WORTHEN, 1875 (Type)

Genus: Gamphsacanthus MILLER, 1892
= Heteracanthus NEWBERRY, 1889 non
 G. politus (NEWBERRY, 1889) MILLER, 1892
   = Heteracanthus politus NEWBERRY, 1889
 G uddeni (LINDAHL, 1897)

Genus: Lecracranthus St. JOHN & WORTHEN, 1875
 L. unguiculus St. JOHN & WORTHEN, 1875

Genus: Orthopleurodus
 O. novomexicanus St. JOHN & WORTHEN, 1883

Genus: PlatyodusNEWBERRY, 1875
 P. lineatus NEWBERRY, 1875 (Type)

Genus: PoecilodusAGASSIZ, 1841
P. paradoxus AGASSIZ, 1841 (Type)
P. cestriensis St. JOHN & WORTHEN, 1883
P. jonesii (PORTLOCK) HILS, 1958
P. sp

Genus: Sandalodus
 S. crassus NEWBERRY & WORTHEN, 1866
 S. carbonarius
 S. ellipticus NEWBERRY, 1897
 S. emarginatus BRANSON, 1905
 S. latidens BRANSON, 1905
 S. porcatus BRANSON, 1905
 S. liardensis STERNBERG, 1945
 S. minor BRYANT & JOHNSON, 1936
S. sp

Genus: Streblodus AGASSIZ 1843 
S. angustus
S. colei
S. egertoni
S. oblongus (PORTLOCK, 1843) LEBEDEV, 1996

Genus: Synthetodus EASTMAN, 1908
S. trisulcatus (EASTMAN 1896)
 S. calvini EASTMAN, 1908 (Type)

Genus: Thoralodus
 T. cabrieri LEHMAN, 1953

Genus: Xenodus
 X. herzeri (NEWBERRY, 1889)
   = Goniodus hertzeri NEWBERRY, 1889

Family: PSEPHODONTIDAE Zangerl, 1981

Genus: Kanodus LEBEDEV in IVANOV & LEBEDEV, 2014
K. robustus LEBEDEV in IVANOV & LEBEDEV, 2014 (Type)

Genus: Psephodus MORRIS & ROBERTS, 1862
P. magnus (AGASSIZ, 1838)
P. dentatus (ROMANOWSKY, 1864)
P. placenta (NEWBERRY & WORTHEN, 1866)
   = Helodus placenta NEWBERRY & WORTHEN, 1866
P. indicus WAAGEN, 1880
P. depressus WAAGEN,1880
P.  reticularis St. JOHN & WORTHERN, 1883
P. politus NEWBERRY, 1897
P. acutus BRANSON, 1905
P. sp

Gen. sp indet.

ORDER: MENASPIFORMES PATTERSON, 1965
= SUBORDER: MENASPOIDEI PATTERSON, 1965

Incertae sedis

Genus: Menaspancanthus PATTERSON, 1965
 M. armaghensis PATTERSON, 1965 (Type)

Gen. sp indet.

Family: DELTOPTYCHIIDAE Patterson, 1965

Genus: Deltoptychus MORRIS & ROBERTS, 1862
= Platacanthus SWAINSON, 1839
= Platyacanthus WOODWARD & SHERBORN, 1990 non Platyacanthus FRITSCH, 1889
= Pnigeacanthus St. JOHN & WORTHEN, 1975
= Streblodus MORRIS & ROBERTS, 1862
 D. armigerus (TRAQUAIR,1887)
= Oracanthus armigerus TRAQUAIR in ANDERSON, 1887 (nomen nudum)
  = Oracanthus armigerus TRAQUIAR, 1888
D. acutus (M’COY, 1855)
   = D. oblongus (PORTLOCK)
   = Streblodus oblongus (PORTLOCK)
D.  moythomasi PATTERSON, 1965
   = ?Coccosteus ?carbonairs M’COY, 1848
   = ?Asterolepis verrucosa M’COY, 1848
   = ?Platycanthus isosceles M’COY, 1848
   = Oracanthus milleri AGASSIZ, 1883 (partim)
 D. sp
   = Oracanthus armigerius TRAQUAIR, 1888
   = Oracanthus isoceles (M’COY, 1884)
   = Platacanthus M’COY, 1848 non SWAINSON, 1839
   = Platyacanthus WOODWARD & SHERBOURN, 1890 non FRITSCH, 1889
   = Oracanthus pringeus NEWBERRY & WORTHEN 1866
   = Pnigeacanthus deltoides ST. JOHN & WORTHEN, 1875

Genus: Oracanthus
O. vetustus LEIDY, 1856 (non NEWBERRY, 1897)

Family: MENASPIDAE Woodward, 1891

Genus: Menaspis EWALD, 1848
= Chalcodus ZITTEL, 1890
= Dichelodus GIBEL, 1857
 M. armata EWALD, 1848 (Type)

Family: TRAQUAIRIDAE Lund & Gorgan, 1997

Genus: Traquairius LUND & GORGAN, 1997
 T. spinosus LUND & GORGAN, 1997 (Type)
 T. nudus LUND & GORGAN, 1997
 T. agkistrocephalus LUND & GORGAN,1997

Family: DELTODOINTIDAE Zangerl, 1981

Genus: Deltodus MORRIS & ROBERTS, 1862 ex AGASSIZ
 D. cingulatus NEWBERRY & WORTHEN, 1866
D. mercurii NEWBERRY, 1876
 D. sublaevis (AGASSIZ, 1838)
 D. australis ETHERIDGE, 1892
 D. inornatus NEWBERRY, 1897
 D. angularis NEWBERRY & WORTHEN, 1866
 D. attenuatus   BRANSON, 1905
 D. garwoodi WOODWARD, 1912
D. sp

Gen. sp indet.

ORDER: BRADYODONTIFORMES SMITH WOODWARD, 1921
= ORDER: BRADYODONTI WOODWARD, 1921
=  DIVISION: BRADYODONTI
= ORDER: EUBRADYODONTI

SUBORDER: UNNAMED

Genus: Delphyodonos LUND, 1980
 D. dacifromes LUND, 1980 (Type)

Genus: Pilolepis THORSTEISSON, 1973
 P. tifera THORSTEINSSON, 1973 (Type)

Family: COPODONTIDAE Davis, 1883

Genus: Acmoniodus HUSSAKOF & BYRANT, 1918
 A. clarkei HUSSAKOF & BRYANT, 1918 (Type)

Genus: Copodus DAVIS, 1883
C. auriculatus (DAVIS, 1883) LEBEDEV, 1996
 C. marginatus (NEWBERRY, 1889)
   = Labodus marginatus  NEWBERRY, 1889
C. sp

Family: PSAMMODONTIDAE Koninck, 1878

Genus: Lagarodus (TRAUTSCHOLD, 1874)
 L. specularis (TRAUTSCHOLD, 1874)
 L. angustus (ROMANOWSKY)
L. sp

Genus: Lisogodus ST. JOHN & WORTHERN, 1875
L. serratus ST. JOHN & WORTHERN, 1875 (Type)
L. sp

Genus: Psammodus
 P. glyptus St. JOHN & WORTHEN, 1883
 P. angularis NEWBERRY & WORTHEN
P. sp

Gen. sp indet.

ORDER: CHIMAERIFORMES PATTERSON, 1965

Incertae sedis

Genus: Jimpohlia ZANGERL, 1979
 J. erinacea ZANGERL, 1979 (Type)

Gen. sp indet.

Suborder: PROTOCHIMAEROIDEI LEBEDEV & PAPOV IN LEBEDEV, PAPOV, BAGIROV, BOLSHIYANOV, KADYROV & STATSENKO, 2021

Genus: Protochimera LEBEDEV & PAPOV IN LEBEDEV, PAPOV, BAGIROV, BOLSHIYANOV, KADYROV & STATSENKO, 2021
P. mirabilis LEBEDEV & PAPOV IN LEBEDEV, PAPOV, BAGIROV, BOLSHIYANOV, KADYROV & STATSENKO, 2021 (Type)

SUBORDER: ECHINOCHIMAEROIDEI LUND, 1977

Family: ECHINOCHIMAERIDAE Lund, 1977

Genus: Echinochimaera LUND, 1977
 E. meltoni LUND, 1977  (Type)
E. snyderi LUND, 1988
E. kellyi LUND, 1988
E. sulphurea LUND, 1988
E. indiana LUND, 1988
E. elusiva LUND, 1988

Incertae sedis

Genus: Marracanthus St. JOHN & WORTHEN, 1875
 M. rectus (NEWBERRY & WORTHEN, 1866) St. JOHN & WARTHEN, 1875 (Type)
    = Homacanthus ?rectus NEWBERRY & WORTHEN, 1866

SUBORDER: MYRIACANTHOIDEI PATTERSON, 1965

Family: MYRIACANTHIDAE Woodward, 1898

Genus: Agkistracanthus DUFFIN & FURRER, 1981
 A. mitgelensis DUFFIN & FURRER, 1981 (Type)
A. sp

Genus: Halonodon DUFFIN, 1984
 H. warneri DUFFIN, 1984
 H. luxembourgensis DUFFIN, 1993

Genus: Metapacanthus ZITTEL, 1887
 M. granulatus (AGASSIZ, 1837) ZITTEL, 1887 (Type)
   = Myriacanthus granulatus AGASSIZ, 1837
   = Leptacanthus tenuispinus AGASSIZ, 1837
   = Ischyodus orthorhinus EGERTON, 1871
   = Metopacantus orthorhinus (EGERTON, 1871) ZITTEL, 1887
M. sp

Genus: Myriacanthus AGASSIZ, 1837
 M. paradoxus AGASSIZ, 1837 (Type)
 M. bollensis

Genus: Recurvacanthus DUFFIN, 1981
 R. uniserialis DUFFIN, 1981 (Type)
  = Myricanthus paradoxus AGASSIZ; WOODWARD, 1891

Gen. sp indet.

Family: CHIMAEROPSIDAE Patterson, 1965

Genus: Chimaeropsis ZITTEL, 1887
 C. paradoza ZITTEL, 1887 (Type)
 C. foussi CASIER, 1959

Family: ACANTHORHINIDAE Patterson, 1965

Genus: Acanthorhina FRAAS, 1910
 A. jaekeli FRAAS, 1910 (Type)

SUBORDER: SQUALORAJOIDEI PATTERSON, 1965

Family: SQUALORAJIDAE Woodward, 1886

Genus: Squaloraja RILEY, 1833
 S. polyspondyla (AGASSIZ, 1836) (Type)
   = Spinacorhinus polyspondylus AGASSIC, 1836
   = Squalaraia dolichognathos RILEY, 1833

SUBORDER: CHIMAEROIDEI PATTERSON, 1965
= SUBORDER: CHIMAERINA ZANGERL, 1981

Family: Unnamed

Genus: Eomanodon WARD & DUFFIN, 1989
 E. simmsi WARD & DUFFIN, 1989 (Type)

Genus: Ganodus AGASSIZ, 1843
 G. oweni AGASSIZ, 1843 (Type)
 G. rugulosus EGERTON, 1843
 G. dentatus EGERTON, 1847
 G. semistriatus
   = Leptacanthus semistriatus
G. sp

Gen. sp indet.

Family: CHIMAERIDAE Rafinesque, 1815
= Family: EDAPHODONTIDAE Owen, 1846

Genus: Amylodon STORMS 1895
 A. karamysh AVERIANOV & POPOV, 1995

Genus: Chimaera LINNAEUS, 1758 (Living)
 C. zangerli STAHL, & CHATTERJEE, 1999

Genus: Chimaerotheca BROWN, 1946
 C. gillica (HAY, 1930) BROWN, 1946 (Type)
   = ?Elasmodus gilli HAY, 1930
   = Chimarotheca wyomingana BROWN, 1946
 C. oakesi BOCK, 1949
 C. newmexicanus

Genus: Edaphodon BUCKLAND, 1838
= Bryactinus COPE, 1875
= Diphrissa COPE, 1869
= Dipristis MARSH, 1869
= Eumylodus LEIDY, 1873
= Leptomylus COPE, 1869
= Passalodon BUCKLAND, 1838
= Psittacodon AGASSIZ, 1843
E. agassizi (BUCKLAND, 1835)
   = Chimaera agassizi BUCKLAND,1835
   = Ischyodus agassizi (BUCKLAND,1835) EGERTON, 1843
   = Ischyodus smockii COPE, 1869
 E. sedgwicki (AGASSIZ, 1843)
   = Chimaera (Psittacodon) sedgwicki AGASSIZ, 1843
   = Ischyodus sedgwicki (AGASSIZ, 1843) EGERTON, 1843
   = Ischyodus tripartitus COPE, 1875
   = Edaphodon tripartitus (COPE, 1875) WOODWARD, 1891
 E. mirificus LEIDY, 1856
   = Ischyodus mirificus (LEIDY, 1856) COPE, 1869
   = Edaphodon divaricatus COPE, 1869
   = Ischyodus divaricatus (COPE, 1869)
   = Diphrissa solidulus COPE, 1869
   = Dipristis meirsii MARSH, 1869
   = Diphrissa latidens COPE, 1875
   = Ischyodus longirostris COPE, 1875
   = Ischyodus incrassatus COPE, 1875
   = Ischyodus gaskillii COPE, 1875
   = Ischyodus fecundus COPE, 1875
   = Ischyodus miersii (MARSH, 1869) COPE, 1875
  E. densus (COPE, 1869)
   = Leptomylus densus COPE, 1869
E. laterigrus (COPE, 1869)
   = Ischyodus laterigerus COPE, 1869
E. stenobryus (COPE, 1875)
   = Ischyodus stenobryus COPE, 1875
 E. barberi APPLEGATE, 1970
 E. amorphus (COPE, 1875)
   = Bryactinus amorphus COPE, 1875
E. kawai CONSOLI, 2006
E. snowhillensis GOUIRIC-CAVALLI, CABRERA, CIONE, O’GORMAN, CORIA & FERNANDEZ, 2015
E. nova SHIN, 2008
E. sp

Genus: Elasmodus EGERTON, 1843
 E. sinzovi AVERIANOV, 1994
   = Chimera (Elasmodus) grteenoughii AGASSIZ, 1843 (sic)
   = Elasmodus greenovi EGERTON, 1843 (sic)
   = Aptychus crassus HEGERT, 1855
   = Elasmodus crassus LERICHE, 1906
   = Elasmodus planus LERICHE, 1929
 E. rossicus AVERIANOV, 1999
 E. greenuoghi (AGASSIZ, 1843) WOODWARD, 1981
 E. avirostrus AVERIANOV, 1999
 E. zharyk AVERIANOV, 1999
 E. khosatzkyi AVERIANOV, 1999
E. hesperis SHIN,
E. sp

Genus: Eumylodus LEIDY, 1873
E. laqueatus LEIDY, 1873
   = Edaphodon laqueatus (LEIDY, 1873)
   = Ichthypriapus hubbsi HIBBARD, 1942

Genus: Isotaenia COPE, 1875
 I. neocaesariensis COPE, 1875 (Type)

Genus: Leptomylus COPE, 1869
 L. densus COPE, 1869 (Type)
 L. cooki COPE, 1870
L. forfex COPE, 1875

Genus: Mylognathus LEIDY, 1856
M. priscus LEIDY, 1856 (Type)

Genus: Similihariotta ZANGERL, 1979
 S. dabasinskasi ZANGERL, 1979 (Type)

Family: RHINOCHIMAERIDAE

Genus: Harriotta GOODE & BEAN, 1895
 H. lehmani WERDELIN, 1986
H. sp

Family: CALLORHINCHIDAE Garman, 1901

Genus: Bathytheristes DUFFIN, 1995
 B. gracilis DUFFIN, 1995 (Type)

Genus: Brachymylus WOODWARD, 1892
 B. altidens WOODWARD, 1892 (Type)
 B. minor WOODWARD, 1892
 B. bogolubovi AVERIANOV, 1992
   = Ishyodus egertoni BUCKLAND, N. N. Bogolyubov, 1912
 B. latus DUFFIN, 1996

Genus: Duffinodus POPOV, 2003
 D. nikolaii POPOV, 2003 (Type)

Genus: Elasmodectes NEWTON, 1878
 E. secans WOODWARD, 1892
 E. avitus (MEYER, 1862)
= Ischyodus avitus MEYER, 1862

Genus: Ischyodus EGERTON, 1843
 I. egertoni (BUCKLAND, 1835) AGASSIZ, 1843
   = Chimaera egertoni BUCKLAND, 1835
I. townsendi (BUCKLAND, 1835)
= Chimaera townsendi BUCKLAND, 1835
I. beaumonti (EGERTON, 1843) AGASSIZ, 1843
   = Chimaera beaumontin EGERTON, 1843
I.  dufrenoyi (EGERTON, 1843)
   = Chimaera dufrenoyi EGERTON, 1843
I. dutertrei (EGERTON, 1843) AGASSIZ, 1843
   = Chimaera dutertrei EGERTON, 1843
I. quenstedti WAGNER
I. sauvagei, HAMY, 1866
 I. obruchevi AVERIANOV, 1992
I.  dolloi LERICHE, 1902
I. thurmanni PICTET & CAMPICHE,
I. bifurcatus CASE, 1978
I. yanschini AVERIANOV, 1991
I. rayhaasi HOGANSON & ERICKSON, 2005

Genus: Pachymylus WOODWARD, 1892
 P. leedsi WOODWARD, 1892 (Type)

Genus: Ptyktoptychion LEES, 1986
 P. tayyo LEES, 1986 (Type)
 P. wadeae BARTHOLOMAI, 2008

Incertae sedis

Genus: Sphagepaea COPE, 1869
 S. aciculata COPE, 1869 (Type)

EGGS

Genus: Chimaerotheca BOCK, 1949
 C. oakesi BOCK, 1949 (Type)
 C. wyomingana BROWN, 1946
 C. newmexicana BROWN, 1946
 C. montana BROWN, 1946
 C. germanica BROWN, 1946
 C. besselsi BROWN, 1946
 C. stelcki WARREN, 1948
 C. oakesi BOCK, 1949

 

 

_____________________________________________________________________________________

Bartholomai, A., 2008, Lower Cretaceous Chimaeroids (Chondrithchyes: Holocephali) from the Great Artesian Basin, Australia: Memoris of the Queensland Museum, v. 52, n. 2, p. 49-56.

Behan, C., Walken, G, and Cuny, G., 2012, A Carboniferous Chondrichthyan assemblage from residues within a Triassic Karst system at Cromhall Quarry, Gloucestershire, England: Palaeontology, v. 55, part 6, p. 1245-1263.

 

Consoli, C. P., 2006, Edaphodon kawai, sp. nov. (Chondrichthyes: holocephalia): a Late Cretaceous Chimaeroid from the Chatham Islands, Southwest Pacific: Journal of Vertebrate Paleontology, v. 26, n. 4, p. 801-805.

 

Eastman, C. R., 1909, A new species of Helodus: Annals of the Carnegie Museum, v. 5, n. 4, p. 488-489.

 

Friedman, M., Shimada, K., Martin, L. D., Everhart, M. J., Liston, J., Maltese, A., and Triebold, M., 2010, 100-Million-Year dynasty of giant planktivorous bony fishes in the Mesozoic Seas: Science, v. 327, p. 990-993.

 

Gouirici-Cavalli, S., Cabrera, D. A., Cione, A. L., O'Gorman, J. P., Coria, R. A., and Fernandez, M. S., 2015, The first record of the chimaeroid genus Edaphodon (Chondrichthyes, Holocephali) from the Antarctica (Snow Hill Island Formation, Late Cretaceous, James Ross Island): Journal of Vertebrate Paleontology, v. 35, n. 5, 12pp.

 

Hoganson, J. W., and Erickson, J. M., 2005, A new species of Ischyodus (Chondrichthyes: Holocephali: Callorhynchidae) from the Upper Maastrichtian shallo marine facies of the Fox Hills and Hell Creek Formations, Williston basin, North Dakota, USA: Palaeontology, v. 48, part 4, p. 709-721.

 

Itano, W. M., and Lambert, L. L., 2018, A new cochliodont anterior tooth plate from the Mississippian of Alabama (USA) having implications for the origin of tooth plates from tooth files: Zoological Letters, v. 4, n. 12, 10pp.

Ivanov, A. O., and Lebedev, O. A., 2014, Permian Chondrichthyans of the Kanin Peninsula, Russia: Paleontological Journal, v. 48, n. 9, p. 1030-1043.

 

Lebedev, O. A., Popov, E. V., Bagirov, S., Bolshiyanov, I. P., Kadyrov, R I., and Statsenko, E. O., 2021, The earliest chimaeriform fish from the Carboniferous of Central Russia: Journal of Systematic Palaeontology, published online, 26pp.

Lund, R., 1988, New Mississippian Holocephali (Chondrichthyes) and the evolution of the Holocephali: In: Teeth revisited: Proceedings of the VIIth International Symposium on Dental Morphology, Paris, 1986, edited by Russell, D. E., Santoro, J. P., and Sigogneau-Russell, D., Mem. Mus. natn, Hist. Nat., Paris, (Seire C), v. 53, p. 195-205.

 

Patterson, C., 1965, The phylogeny of the Chimaeroids: Philosophical transactions of the Royal Society of London, Series B, v.  249, n. 757, p. 101-219.

Popov, E. V., 2003, A new genus of elephant fishes (Holocephali: callorhinchidae) from the Upper Callovian of the Volga Rigion near Saratov, Russia: Paleontological Journal, v. 37, n. 5, p. 507-513.

 

Shin, J.-Y., 2008, Feeding mechanics of a new species of Edaphodon (Chondrichthyes, Holocephali, Chimaeroidea) from the Cretaceous of Vancouver Island, British Columbia, Canada: In: 2008 California Paleontology Conference Abstracts, PaleoBios, v. 28, n. 1, p. 7.

Shin, J.-Y., 2010, A new species of Edaphodon (chondrichthyes: Holocephali) from the Upper Cretaceous Haslam Formation, Vancouver Island, British Columbia, Canada: Journal of Vertebrate Paleontology, v. 30, n. 4, p. 1010-1018.

 

Tapanila, L., Pruitt, J., Pradel, A., Wilga, C. D., Ramsay, J. B., Schlander, R., and Didier, D. A., 2013, Jaws for a spiral-tooth whorl: CT images reveal novel adaptation and phylogeny in fossil Helicoprion: Biology Letters, Published online, 4pp.

Thorsteinsson, R., 1973, Dermal elements of a new lower vertebrate from Middle Silurian (Upper Wenlockian) rocks o fhte Canadian Arctic Archipelago: Palaeontolographica Abt. A., v. 143, Lfg. 1-6, p. 51-57.

Traquair, R. H., 1894, Notes on Palaeozoic fishes: Annals & Magazine of Natural History, series 6, v. 14, p. 368-374.

 

Woodward, A. S., 1892, On some teeth of new chimaeroid fishes from the Oxford and Kimmeridge Clays of England: Annals & Magazine of Natural History, v. 55, p. 12-16.