= SUBCLASS: PLACODEA JAEKEL, 1911
= CLASS: HYPOSTOMATA JAEKEL, 1911 (partim)
Incertae sedis
Genus: Antliodus
A. sp
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: PETALODONTIFORMES ZANGERL, 1981
= Order: Petalodontida ZANGERL, 1981
Incertae sedis
Family: OBRUCHEVODIDAE Grogan, Lund & Fath, 2014
Genus: ClavusodensHODNETT, EGLI, TOOMEY, OLSON, TOLLESON, BOLDON, TWEET & SANTUCCI, 2025
C. mcginnisi HODNETT, EGLI, TOOMEY, OLSON, TOLLESON, BOLDON, TWEET & SANTUCCI, 2025
Genus: Fissodopsis LUND, GROGAN & FATH, 2014
F. robustus LUND, GROGAN & FATH, 2014 (Type)
Genus: Obruchevodus GROGAN, LUND & FATH, 2014
O. griffithi GROGAN, LUND & FATH, 2014 (Type)
Genus: Netsepoye LUND, 1989
N. hawesi LUND, 1989 (Type)
N sp
Family: PETALODONTIDAE Newberry & Worthen, 1886
Genus: Ageleodus OWEN, 1867
= Callopristodus TRAQUAIR, 1888
= Ctenoptychius AGASSIZ, 1838 (partim)
A. pectinatus (AGASSIZ, 1838)
= Ctenotychius pectinatus AGASSIZ, 1838
= Callopristodus pectinatus (AGASSIZ, 1838) TRAQUAIR, 1888
= Ctenptychius denticulatus AGASSIZ, 1838
A. diadema OWEN, 1867 (Type)
A. altus GARVEY & TURNER, 2006
A. sp
Genus: Antliodus NEWBERRY & WORTHEN, 1866
A. mucronatus NEWBERRY & WORTHEN, 1866 (Type)
A. gracilis St. JOHN & WORTHEN, 1875
A. gigas NEWBERRY, 1878
A. arcuatus NEWBERRY, 1889
A. scoticus MOY-THOMAS, 1938
Genus: Chomatodus AGASSIZ, 1838
= Chromatodus BRONGINART 188 (sic)
= Palaeobatis LEIDY, 1857
= Petalodus WOODWARD, 1889 (partim)
= Psammodus AGASSIZ, 1838 (partim)
C. linearis AGASSIZ, 1838 (Type)
C. insignis LEIDY, 1857
= Palaeobatis insignis (LEIDY, 1857)
C. obscurus LEIDY, 1857
C.venustus LEIDY, 1857
C. incrassatus St. JOHN & WORTHEN, 1875
C. parallelus ST. JOHN & WORTHEN, 1875
C. sp
Genus: Ctenoptychius AGASSIZ, 1838
= Petalodus BARKAS, 1874
C. apicalis AGASSIZ, 1838 (Type)
C. digitatus LEIDY, 1857
C. semicircularis NEWBERRY & WORTHEN, 1866
C. compactus (St. JOHN & WORTHEN, 1875)
= Harpacodus occidentalis St. JOHN & WORTHEN, 1875
C. sp
Genus: Ctenopetalus DAVIS, 1881
C. serratus (OWEN, 1840-1845) DAVIS, 1881(Type)
= Petalodopsis serratus OWEN, 1840-1845
= Ctenoptychius serratus WOODWARD, 1891
Genus: Fissodus ST. JOHN & WORHTEN, 1875
= Cholodus ST. JOHN & WORHTEN, 1875
F. bifidus ST. JOHN & WORHTEN, 1875 (Type)
F. inaequalis (St. JOHN & WORTHEN, 1875)
= Cholodus inaequalis St. JOHN & WORTHEN, 1875
Genus: Glyphanodus DAVIS, 1883
= Glyphanodon ZITTEL, 1890 (sic)
G. tenuis DAVIS, 1883 (Type)
Genus: Harpacodus DAVIS, 1881
H. dentatus (OWEN, 1845) DAVIS, 1881
= Petalodus dentatus OWEN, 1845
H. dentatus AGGASIZ, 1859
= Harpacodus dentatus DAVIS, 1881
= Ctenoptychius dentatus WOODWARD 1891
Genus: Itapyrodus SANTOS, 1990
I. punctatus SANTOS, 1990 (Type)
Genus: Lisgodus ST. JOHN & WORTHEN, 1875
L. curtus ST. JOHN & WORTHEN, 1875 (Type)
L. selluliformis St. JOHN & WORTHEN, 1875
L. serratus St. JOHN & WORTHEN, 1875
Genus: Paracymatodus BOGOLIUBOV, 1914
= Cimatodus KROTOV, 1904 (sic)
= Cymatodus TRAUTSCHOLD, 1879 non NEWBERRY & WORTHEN, 1870
P. plicatulus (TRAUTSCHOLD, 1879) BOGOLIUBOV, 1914 (Type)
= Cymatodous plicatulus TRAUTSCHOLD, 1879
Genus: Petalodus OWEN, 1845
= Ctenopetalus DAVIS, 1881
= Getalodus SAFFORD, 1853
= Siarius LEIDY, 1855
P. acuminatus (AGASSIZ, 1838) OWEN, 1845 (Type)
= Chomatodus acuminatus AGASSIZ, 1838
P. hastingsii OWEN, 1840-1845
P. ohioensis (SAFFORD, 1851) STAFFORD, 1853
= Getalodus ohioensis SAFFORD, 1851 (sic)
= Sicarius extinctus LEIDY, 1855
Note: Sicarius extinctus LEIDY, 1855 (1856), was named from the same material as the type of Petalodus alleghaniensis.
= Petalodus alleghaniensis LEIDY, 1856
= Petalodus securiger HAY, 1895
= Petalodus jewettiMILLER, 1957
P. linguifer NEWBERRY & WORTHEN, 1866
P. plicomphalus St. JOHN & WORTHEN, 1875
P. quadratus St. JOHN & WORTHEN, 1875
P. shingkuoi YOUNG, 1950
P? daihuaensis WANG & TURNER, 1985
P. sp
Genus: Polyrhizodus M’COY, 1848
P. magnus M’COY, 1848 (Type)
P. princeps (NEWBERRY & WORTHEN, 1866)
= Dactylodus princeps NEWBERRY & WORTHEN, 1866
P. littoni NEWBERRY & WORTHEN, 1870
P. amplus St. JOHN & WORTHEN, 1875
P. concavus (St. JOHN & WORTHEN, 1875)
= Dactylodus concavus St. JOHN & WORTHEN, 1875
P. digitatus LEIDY,
P. rectus (NEWBERRY, 1897)
= Dactylus retus NEWBERRY, 1897
Genus: Pucapampelia
P. rodrigae
P. sp
Genus: Serratodus DEKONINCK, 1878
S. elegans DEKONINCK, 1878 (Type)
S. sp
Genus: Tanaodus ST. JOHN & WORTHEN, 1875
= Chomatodus LEIDY, 1857
= Tonaodus ST. JOHN & WORTHEN, 1875 (sic)
T. bellicinctus St. JOHN & WORTHEN, 1875 (Type)
T. depressus St. JOHN & WORTHEN, 1875
T. polymorphus St. JOHN & WORTHEN, 1875
T. praenuntius St. JOHN & WORTHEN, 1875
T. pumilis St. JOHN & WORTHEN, 1875
T. sculptus St. JOHN & WORTHEN, 1875
T. sublunatus St. JOHN & WORTHEN, 1875
Genus: Zamponiopteron JANVIER & SUAREZ-RIGLOS, 1986
Z. triangularis JANVIER & SUAREZ-RIGLOS, 1986
Z. falciformes JANVIER & SUAREZ-RIGLOS, 1986
Z. spinifera JANVIER & SUAREZ-RIGLOS, 1986
Z. sp
Family: PRISTODONTIDAE Woodward, 1889
Genus: Calopodus ST. JOHN & WORTHEN, 1875
= Cranodus TRAUTSCHOLD, 1879
C. apicalis ST. JOHN & WORTHEN, 1875 (Type)
= Cranodus zonatus TRAUTSCHOLD, 1879
Genus: Desmiodus ST. JOHN & WORTHEN, 1875
D? ligoniformis ST. JOHN & WORTHEN, 1875
D? flabellum ST. JOHN & WORTHEN, 1875
D. sp
Genus: Megactenopetalus DAVID, 1944
= Megactenopetalodus GOLSHAN & JANVIER, 1974 (sic)
M. kaibabanus DAVID, 1944 (Type)
M. sp
Genus: Mesolophodus WOODWARD, 1889
M. problematicus WOODWARD, 1889 (Type)
Genus: Peripristis St. JOHN, 1870
= Ctenoptychius NEWBERRY & WORHTEN, 1866 (partim)
P. semicircularis NEWBERRY & WORTHEN, 1866
Genus: Petalodopsis DAVIS, 1883
= Petalodopsis BARKAS, 1874 (preoccop).
P. tripartitis DAIVS, 1883 (Type)
Genus: Petalorhynchus NEWBERRY & WORTHEN, 1866
P. psittacinus (M’COY, 1855) NEWBERRY & WORTHEN, 1866 (Type)
= Petalodus psittacinus M’COY, 1855
P. sagittatus (AGASSIZ)
= Petalodus sagittatus AGASSZ
P. truncatus (AGASSIZ)
= Chomatodus truncatus AGASSIZ
P. distortus St. JOHN & WORTHEN, 1875
P. pseudosaggitatus St. JOHN & WORTHEN, 1875
P. spatulatus St. JOHN & WORTHEN, 1875
P. beargulchensis LUND, 1989
P. sp
Genus: Pristodus DAVIS, 1883
P. falcatus DAVIS, 1883 (Type)
Genus: Sikista LUND, 1989
S. ottae LUND, 1989 (Type)
Family: JANASSIDAE Jaekel, 1899
Genus: Batillodus DUFFIN, LAUER & LAUER, 2025
B. beaveri DUFFIN, LAUER & LAUER, 2025 (Type)
Subfamily: CHOLODINAE Hodnett, Toomey, Olson, Tweet & Santucci, 2023
Genus: Cavusodus ITANO, 2023
C. whitei ITANO, 2023 (Type)
Genus: Cholodus ST. JOHN & WORHTEN, 1875
C. inaequalis St. JOHN & WORTHEN, 1875 (Type)
= Fissodus inaequalis (St. JOHN & WORTHEN, 1875)
Genus: Cypripediodens DUFFIN & WARD, 2017
Subfamily: JANASSINAE Jaekel, 1899
Genus: Janassa Munster, 1839
= Acrodous AGASSIC, 1839 (partim)
= Byzenos MUNSTER, 1843
= Climaxodus M’COY, 1848
= Cymatodus NEWBERRY & WORTHEN, 1870 non TRAUTSCHOLD 1879
= Dictea MUNSTER, 1840
= Ianassa THEN, 1870
= ?Peltodus NEWBERRY & WORTHEN, 1870
= Strigilina COPE, 1877
= Thoracodus COPE, 1883
= Trilobites SCHLOTHEIM, 1820
J. bituminosus (SCHLOTHEIM, 1820) Munster, 1839 (Type)
= Trilobites bituminosus SCHLOTHEIM, 1820
J. clavata (M’COY, 1855)
J. gurleiana (COPE, 1877) COPE, 1881
= Strigilina gurleiana COPE, 1877
J. emydinus (COPE, 1883)
= Thoracodus emydinus COPE, 1883
J. linguaeformis (ATTHEY)
J. strigilina (COPE, 1877) COPE, 1881
= Strigilina linguaeformis COPE, 1877
J. unguicula (EASTMAN, 1903)
J. wiesi (WOODWARD, 1919)
= Janassa wiesi TAQUAIR (nomen nudum)
= Climaxodus wiesi WOODWARD, 1919
J. korni (WEIGELT, 1930)
= Ctenoptychius korni WEIGELT, 1930
J. kochi NIELSEN, 1932
J. clarki LUND, 1989
J. sp
Genus: Strigilodus HODNETT, TOOMEY, OLSON, TWEET & SANTUCCI, 2023
S. tollesonae HODNETT, TOOMEY, OLSON, TWEET & SANTUCCI, 2023 (Type)
Family: BELANTSEDAE Lund, 1989
Genus: Belantsea LUND, 1989
B. montana LUND, 1989 (Type)
ORDER: EUGENEODONTIDA ZANGERL, 1981
CLADE NAME: EUGENEODONTIFORES
Incertae sedis
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
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)
A. sp
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
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
Incertae sedis
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
ORDER: MENASPIFORMES PATTERSON, 1965
= SUBORDER: MENASPOIDEI PATTERSON, 1965
Incertae sedis
Genus: Menaspancanthus PATTERSON, 1965
M. armaghensis PATTERSON, 1965 (Type)
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
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
ORDER: CHIMAERIFORMES PATTERSON, 1965
Incertae sedis
Genus: Jimpohlia ZANGERL, 1979
J. erinacea ZANGERL, 1979 (Type)
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
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
Superfamily: CHIMAEROIDEA Bonaparte, 1832
Incertae sedis
Genus: Stoilodon NESOV & AVERIANOV, 1996
S. aenigma NESOV & AVERIANOV, 1996 (Type)
S. lindenbergi HORNUNG, MULDER, NYHUIS & SACHS, 2024
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
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