Acanthoceras
amphibolum
C.C. Morrow, 1935 †
(FOSSIL)

Acanthoceras
athabascense
Warren & Stelck, 1955 †
(FOSSIL)

Acanthoceras
chasca
Benavides-Caceres, 1956 †
(FOSSIL)

Acanthoceras
compitalis
Stoyanow, 1949 †
(FOSSIL)

Acanthoceras
flexuosum
Crick, 1907 †
(FOSSIL)

Acanthoceras
folleatum
White, 1887 †
(FOSSIL)

Acanthoceras
joserita
Stoyanow, 1949 †
(FOSSIL)

Acanthoceras
jukesbrownei
Spath, 1926 †
(FOSSIL)

Acanthoceras
lecontei
Anderson, 1958 †
(FOSSIL)

Acanthoceras
offarcinatum
White, 1887 †
(FOSSIL)

Acanthoceras
pollocense
Benavides-Caceres, 1956 †
(FOSSIL)

Acanthoceras
rhotomagense
(A. Brongniart, 1822 †)
(FOSSIL)

Acanthoceras
robustum
Crick, 1907 †
(FOSSIL)

Acanthoceras
sangalense
Benavides-Caceres, 1956 †
(FOSSIL)

Acanthoceras
seitzi
F. Riedel, 1932 †
(FOSSIL)

Acanthoceras
borgesi
Douville, 1931 †
(FOSSIL)

Acanthoceras
newboldi
Kossmat, 1897 †
(FOSSIL)

Acanthoceras
rotomagense
Taubenhaus, 1920 †
(FOSSIL)

Acanthoceras
evolutum
Spath, 1926 †
(FOSSIL)

Acanthoceras
kanabense
Stanton, 1894 †
(FOSSIL)

Acanthoceras
lyelli
d'Orbigny, 1841 †
(FOSSIL)

Acanthoceras
hoggi
H.A. Leanza, 1970 †
(FOSSIL)

Acanthoceras
bellense
Adkins, 1928 †
(FOSSIL)

Acanthoceras
muldoonense
Cobban & P.H. Scott, 1973 †
(FOSSIL)

Acanthoceras
alvaradoense
Moreman, 1942 †
(FOSSIL)

Acanthoceras
rhotomagense
(Mantell †)
(FOSSIL)

Acanthoceras
peltoceroides
Pavlow & Lamplugh, 1892 †
(FOSSIL)

Acanthoceras
amadei
Uhlig, 1883 †
(FOSSIL)

Acanthoceras
trachyomphalum
Drug, 1883 †
(FOSSIL)

Acanthoceras
jimboi
Pervinquière, 1907 †
(FOSSIL)

Acanthoceras
amphibolum
Cobban, 1987 †
(FOSSIL)

Acanthoceras
granerosense
Cobban & Scott, 1972 †
(FOSSIL)

Acanthoceras
amphibolum
C.C. Morrow, 1935 †
(FOSSIL)

Acanthoceras
athabascense
Warren & Stelck, 1955 †
(FOSSIL)

Acanthoceras
chasca
Benavides-Caceres, 1956 †
(FOSSIL)

Acanthoceras
compitalis
Stoyanow, 1949 †
(FOSSIL)

Acanthoceras
flexuosum
Crick, 1907 †
(FOSSIL)

Acanthoceras
folleatum
White, 1887 †
(FOSSIL)

Acanthoceras
joserita
Stoyanow, 1949 †
(FOSSIL)

Acanthoceras
jukesbrownei
Spath, 1926 †
(FOSSIL)

Acanthoceras
lecontei
Anderson, 1958 †
(FOSSIL)

Acanthoceras
offarcinatum
White, 1887 †
(FOSSIL)

Acanthoceras
pollocense
Benavides-Caceres, 1956 †
(FOSSIL)

Acanthoceras
rhotomagense
(A. Brongniart, 1822 †)
(FOSSIL)

Acanthoceras
robustum
Crick, 1907 †
(FOSSIL)

Acanthoceras
sangalense
Benavides-Caceres, 1956 †
(FOSSIL)

Acanthoceras
seitzi
F. Riedel, 1932 †
(FOSSIL)

Acanthoceras
borgesi
Douville, 1931 †
(FOSSIL)

Acanthoceras
newboldi
Kossmat, 1897 †
(FOSSIL)

Acanthoceras
rotomagense
Taubenhaus, 1920 †
(FOSSIL)

Acanthoceras
evolutum
Spath, 1926 †
(FOSSIL)

Acanthoceras
kanabense
Stanton, 1894 †
(FOSSIL)

Acanthoceras
lyelli
d'Orbigny, 1841 †
(FOSSIL)

Acanthoceras
hoggi
H.A. Leanza, 1970 †
(FOSSIL)

Acanthoceras
bellense
Adkins, 1928 †
(FOSSIL)

Acanthoceras
muldoonense
Cobban & P.H. Scott, 1973 †
(FOSSIL)

Acanthoceras
alvaradoense
Moreman, 1942 †
(FOSSIL)

Acanthoceras
rhotomagense
(Mantell †)
(FOSSIL)

Acanthoceras
peltoceroides
Pavlow & Lamplugh, 1892 †
(FOSSIL)

Acanthoceras
amadei
Uhlig, 1883 †
(FOSSIL)

Acanthoceras
trachyomphalum
Drug, 1883 †
(FOSSIL)

Acanthoceras
jimboi
Pervinquière, 1907 †
(FOSSIL)

Acanthoceras
amphibolum
Cobban, 1987 †
(FOSSIL)

Acanthoceras
granerosense
Cobban & Scott, 1972 †
(FOSSIL)

Acompsoceras
renevierii
(Sharpe, 1857 †)
(FOSSIL)

Acompsoceras
tenue
M. Collignon, 1964 †
(FOSSIL)

Acompsoceras
inconstans
(F. Schlüter †)
(FOSSIL)

Acompsoceras
saithense
(Gueranger) †
(FOSSIL)

Alzadites
incomptus
J. Kennedy & Cobban, 1990 †
(FOSSIL)

Alzadites
westonensis
J. Kennedy & Cobban, 1990 †
(FOSSIL)

Benueites
mosquerae
(D.L.G. Karsten, 1886 †)
(FOSSIL)

Benueites
reymenti
M. Collignon, 1966 †
(FOSSIL)

Benueites
trinidadensis
Renz, 1982 †
(FOSSIL)

Buchiceras
bilobatum
A. Hyatt, 1875 †
(FOSSIL)

Buchiceras
slizewiczi
Fallot 1885 †
(FOSSIL)

Burroceras
clydense
Cobban, Hook & J. Kennedy, 1989 †
(FOSSIL)

Burroceras
irregulare
Cobban, Hook & J. Kennedy, 1989 †
(FOSSIL)

Calycoceras
annulatum
M. Collignon, 1964 †
(FOSSIL)

Calycoceras
asiaticum
(Jimbo, 1894 †)
(FOSSIL)

Calycoceras
planecostatum
(Kossmat, 1897 †)
(FOSSIL)

Calycoceras
besairieri
M. Collignon, 1937 †
(FOSSIL)

Calycoceras
picteti
S.H. Wright & J. Kennedy, 1990 †
(FOSSIL)

Calycoceras
gentoni
(Brongnart, 1822 †)
(FOSSIL)

Calycoceras
gentoni
(A. Brongniart, 1822 †)
(FOSSIL)

Calycoceras
subgentoni
(Spath, 1926 †)
(FOSSIL)

Calycoceras
sarthacense
(C.É. Bayle, 1878 †)
(FOSSIL)

Calycoceras
asiaticum
(Kossmat, 1897 †)
(FOSSIL)

Calycoceras
vergonsense
(M. Collignon, 1937 †)
(FOSSIL)

Calycoceras
boreale
A. Hyatt 1900 †
(FOSSIL)

Calycoceras
dromense
A. Hyatt 1900 †
(FOSSIL)

Calycoceras
orientale
E. Matsumoto & al., 1957 †
(FOSSIL)

Calycoceras
orientale
Thomel 1972 †
(FOSSIL)

Calycoceras
canitaurinum
(F. Haas, 1949 †)
(FOSSIL)

Calycoceras
algeriense
J. Kennedy & A.S. Gale, 2017 †
(FOSSIL)

Calycoceras
tunisiense
J. Kennedy, 2015 †
(FOSSIL)

Calycoceras
asiaticum
(Cobban, 1988 †)
(FOSSIL)

Calycoceras
boreale
Kennedy Cobban & Landman, 1996 †
(FOSSIL)

Calycoceras
rubeyi
Cobban, 1988 †
(FOSSIL)

Calycoceras
guerangeri
(Spath, 1863 †)
(FOSSIL)

Calycoceras
annulatum
M. Collignon, 1964 †
(FOSSIL)

Calycoceras
asiaticum
(Jimbo, 1894 †)
(FOSSIL)

Calycoceras
planecostatum
(Kossmat, 1897 †)
(FOSSIL)

Calycoceras
besairieri
M. Collignon, 1937 †
(FOSSIL)

Calycoceras
picteti
S.H. Wright & J. Kennedy, 1990 †
(FOSSIL)

Calycoceras
gentoni
(Brongnart, 1822 †)
(FOSSIL)

Calycoceras
gentoni
(A. Brongniart, 1822 †)
(FOSSIL)

Calycoceras
subgentoni
(Spath, 1926 †)
(FOSSIL)

Calycoceras
sarthacense
(C.É. Bayle, 1878 †)
(FOSSIL)

Calycoceras
asiaticum
(Kossmat, 1897 †)
(FOSSIL)

Calycoceras
vergonsense
(M. Collignon, 1937 †)
(FOSSIL)

Calycoceras
boreale
A. Hyatt 1900 †
(FOSSIL)

Calycoceras
dromense
A. Hyatt 1900 †
(FOSSIL)

Calycoceras
orientale
E. Matsumoto & al., 1957 †
(FOSSIL)

Calycoceras
orientale
Thomel 1972 †
(FOSSIL)

Calycoceras
canitaurinum
(F. Haas, 1949 †)
(FOSSIL)

Calycoceras
algeriense
J. Kennedy & A.S. Gale, 2017 †
(FOSSIL)

Calycoceras
tunisiense
J. Kennedy, 2015 †
(FOSSIL)

Calycoceras
asiaticum
(Cobban, 1988 †)
(FOSSIL)

Calycoceras
boreale
Kennedy Cobban & Landman, 1996 †
(FOSSIL)

Calycoceras
rubeyi
Cobban, 1988 †
(FOSSIL)

Calycoceras
guerangeri
(Spath, 1863 †)
(FOSSIL)

Calycoceras
annulatum
M. Collignon, 1964 †
(FOSSIL)

Calycoceras
asiaticum
(Jimbo, 1894 †)
(FOSSIL)

Calycoceras
planecostatum
(Kossmat, 1897 †)
(FOSSIL)

Calycoceras
besairieri
M. Collignon, 1937 †
(FOSSIL)

Calycoceras
picteti
S.H. Wright & J. Kennedy, 1990 †
(FOSSIL)

Calycoceras
gentoni
(Brongnart, 1822 †)
(FOSSIL)

Calycoceras
gentoni
(A. Brongniart, 1822 †)
(FOSSIL)

Calycoceras
subgentoni
(Spath, 1926 †)
(FOSSIL)

Calycoceras
sarthacense
(C.É. Bayle, 1878 †)
(FOSSIL)

Calycoceras
asiaticum
(Kossmat, 1897 †)
(FOSSIL)

Calycoceras
vergonsense
(M. Collignon, 1937 †)
(FOSSIL)

Calycoceras
boreale
A. Hyatt 1900 †
(FOSSIL)

Calycoceras
dromense
A. Hyatt 1900 †
(FOSSIL)

Calycoceras
orientale
E. Matsumoto & al., 1957 †
(FOSSIL)

Calycoceras
orientale
Thomel 1972 †
(FOSSIL)

Calycoceras
canitaurinum
(F. Haas, 1949 †)
(FOSSIL)

Calycoceras
algeriense
J. Kennedy & A.S. Gale, 2017 †
(FOSSIL)

Calycoceras
tunisiense
J. Kennedy, 2015 †
(FOSSIL)

Calycoceras
asiaticum
(Cobban, 1988 †)
(FOSSIL)

Calycoceras
boreale
Kennedy Cobban & Landman, 1996 †
(FOSSIL)

Calycoceras
rubeyi
Cobban, 1988 †
(FOSSIL)

Calycoceras
guerangeri
(Spath, 1863 †)
(FOSSIL)

Calycoceras
annulatum
M. Collignon, 1964 †
(FOSSIL)

Calycoceras
asiaticum
(Jimbo, 1894 †)
(FOSSIL)

Calycoceras
planecostatum
(Kossmat, 1897 †)
(FOSSIL)

Calycoceras
besairieri
M. Collignon, 1937 †
(FOSSIL)

Calycoceras
picteti
S.H. Wright & J. Kennedy, 1990 †
(FOSSIL)

Calycoceras
gentoni
(Brongnart, 1822 †)
(FOSSIL)

Calycoceras
gentoni
(A. Brongniart, 1822 †)
(FOSSIL)

Calycoceras
subgentoni
(Spath, 1926 †)
(FOSSIL)

Calycoceras
sarthacense
(C.É. Bayle, 1878 †)
(FOSSIL)

Calycoceras
asiaticum
(Kossmat, 1897 †)
(FOSSIL)

Calycoceras
vergonsense
(M. Collignon, 1937 †)
(FOSSIL)

Calycoceras
boreale
A. Hyatt 1900 †
(FOSSIL)

Calycoceras
dromense
A. Hyatt 1900 †
(FOSSIL)

Calycoceras
orientale
E. Matsumoto & al., 1957 †
(FOSSIL)

Calycoceras
orientale
Thomel 1972 †
(FOSSIL)

Calycoceras
canitaurinum
(F. Haas, 1949 †)
(FOSSIL)

Calycoceras
algeriense
J. Kennedy & A.S. Gale, 2017 †
(FOSSIL)

Calycoceras
tunisiense
J. Kennedy, 2015 †
(FOSSIL)

Calycoceras
asiaticum
(Cobban, 1988 †)
(FOSSIL)

Calycoceras
boreale
Kennedy Cobban & Landman, 1996 †
(FOSSIL)

Calycoceras
rubeyi
Cobban, 1988 †
(FOSSIL)

Calycoceras
guerangeri
(Spath, 1863 †)
(FOSSIL)

Conlinoceras
gilberti
Cobban & Scott, 1972 †
(FOSSIL)

Cunningtoniceras
inermis
(Pervinquiére, 1907 †)
(FOSSIL)

Cunningtoniceras
cunningtoni
(F. Stoliczka, 1864 †)
(FOSSIL)

Cunningtoniceras
johnsonianum
L.W. Stephenson, 1955 †
(FOSSIL)

Cunningtoniceras
africanum
(Pervinquiére, 1907 †)
(FOSSIL)

Cunningtoniceras
novimexicanum
Cobban, Hook & J. Kennedy, 1989 †
(FOSSIL)

Cunningtoniceras
arizonense
Kirkland & Cobban, 1986 †
(FOSSIL)

Cunningtoniceras
cookense
Cobban, Hook & J. Kennedy, 1989 †
(FOSSIL)

Dunveganoceras
clowi
Warren & Stelck, 1955 †
(FOSSIL)

Dunveganoceras
hagei
Warren & Stelck, 1955 †
(FOSSIL)

Dunveganoceras
parvum
Cobban, 1953 †
(FOSSIL)

Dunveganoceras
pondi
F. Haas, 1949 †
(FOSSIL)

Dunveganoceras
poucecoupense
Warren & Stelck, 1940 †
(FOSSIL)

Dunveganoceras
conditum
F. Haas, 1951 †
(FOSSIL)

Dunveganoceras
albertense
Cobban, 1953 †
(FOSSIL)

Dunveganoceras
albertense
Cobban, 1988 †
(FOSSIL)

Dunveganoceras
problematicum
Cobban, 1988 †
(FOSSIL)

Dunveganoceras
problematicum
Cobban, 1988 †
(FOSSIL)

Eucalycoceras
collignoni
(Fabre, 1940 †)
(FOSSIL)

Eucalycoceras
denizoti
Fabre, 1940 †
(FOSSIL)

Eucalycoceras
gothicum
Kossmat, 1895 †
(FOSSIL)

Eucalycoceras
pentagonus
A.J. Jukes-Browne, 1896 †
(FOSSIL)

Eucalycoceras
dentonense
Moreman, 1942 †
(FOSSIL)

Eucalycoceras
templetonense
Cobban, 1988 †
(FOSSIL)

Eucalycoceras
batnense
(M. Collignon, 1937 †)
(FOSSIL)

Euomphaloceras
euomphalum
(Sharpe, 1855 †)
(FOSSIL)

Euomphaloceras
inerme
(Pervinquiere, 1907 †)
(FOSSIL)

Euomphaloceras
septemseriatum
(Cragin, 1893 †)
(FOSSIL)

Euomphaloceras
wyomingense
Reeside & Weymouth, 1931 †
(FOSSIL)

Euomphaloceras
merewetheri
Cobban, Hook & J. Kennedy, 1989 †
(FOSSIL)

Graysonites
reynoldsi
Kellum & Mintz, 1962 †
(FOSSIL)

Graysonites
wacoense
(Böse, 1928 †)
(FOSSIL)

Kamerunoceras
calvertense
Powell, 1963 †
(FOSSIL)

Kamerunoceras
douvillei
(Pervinquière, 1907 †)
(FOSSIL)

Kamerunoceras
eschii
(Solger, 1904 †)
(FOSSIL)

Kamerunoceras
ganuzai
Wiedmann, 1960 †
(FOSSIL)

Kamerunoceras
inaequicostatus
Wiedmann, 1960 †
(FOSSIL)

Kamerunoceras
lecointrei
M. Collignon, 1966 †
(FOSSIL)

Kamerunoceras
puebloense
Cobban & P.H. Scott, 1972 †
(FOSSIL)

Kamerunoceras
schindewolfi
M. Collignon, 1965 †
(FOSSIL)

Kamerunoceras
tinrhertense
M. Collignon, 1965 †
(FOSSIL)

Kamerunoceras
turoniense
(A.V.M.D. D'Orbigny, 1850 †)
(FOSSIL)

Kamerunoceras
andinum
Renz, 1982 †
(FOSSIL)

Kamerunoceras
isovokyense
M. Collignon, 1965 †
(FOSSIL)

Kamerunoceras
salmuriensis
(Courtiller, 1867 †)
(FOSSIL)

Lotzeites
elegans
J. Kennedy, 2015 †
(FOSSIL)

Mammites
mohavanensis
Böse, 1923 †
(FOSSIL)

Mammites
mutabilis
Reyment, 1955 †
(FOSSIL)

Mammites
nodosoides
(F. Schlüter, 1871 †)
(FOSSIL)

Mammites
powelli
J. Kennedy & al., 1987 †
(FOSSIL)

Mammites
rancheriae
Anderson, 1958 †
(FOSSIL)

Mammites
binicostatus
Petrascheck, 1902 †
(FOSSIL)

Mantelliceras
brazoense
Böse, 1928 †
(FOSSIL)

Mantelliceras
cantianum
Spath, 1926 †
(FOSSIL)

Mantelliceras
charlestoni
Kellum & Mintz, 1962 †
(FOSSIL)

Mantelliceras
corroyi
Fabre, 1940 †
(FOSSIL)

Mantelliceras
dixoni
Spath, 1926 †
(FOSSIL)

Mantelliceras
indicum
(Kossmat, 1895 †)
(FOSSIL)

Mantelliceras
lymense
(Spath, 1926 †)
(FOSSIL)

Mantelliceras
mantelli
(J. de C. Sowerby, 1814 †)
(FOSSIL)

Mantelliceras
phoenixense
Anderson, 1958 †
(FOSSIL)

Mantelliceras
picteti
A. Hyatt, 1903 †
(FOSSIL)

Mantelliceras
portalesi
Kellum & Mintz, 1962 †
(FOSSIL)

Mantelliceras
saxbii
(Sharpe, 1857 †)
(FOSSIL)

Mantelliceras
tuberculatum
(Mantell, 1822 †)
(FOSSIL)

Mantelliceras
aumalense
(Coquand 1862 †)
(FOSSIL)

Mantelliceras
ventnorense
Diener, 1925 †
(FOSSIL)

Mantelliceras
cobbani
Amédro, 1993 †
(FOSSIL)

Mantelliceras
brazoense
Böse, 1928 †
(FOSSIL)

Mantelliceras
cantianum
Spath, 1926 †
(FOSSIL)

Mantelliceras
charlestoni
Kellum & Mintz, 1962 †
(FOSSIL)

Mantelliceras
corroyi
Fabre, 1940 †
(FOSSIL)

Mantelliceras
dixoni
Spath, 1926 †
(FOSSIL)

Mantelliceras
indicum
(Kossmat, 1895 †)
(FOSSIL)

Mantelliceras
lymense
(Spath, 1926 †)
(FOSSIL)

Mantelliceras
mantelli
(J. de C. Sowerby, 1814 †)
(FOSSIL)

Mantelliceras
phoenixense
Anderson, 1958 †
(FOSSIL)

Mantelliceras
picteti
A. Hyatt, 1903 †
(FOSSIL)

Mantelliceras
portalesi
Kellum & Mintz, 1962 †
(FOSSIL)

Mantelliceras
saxbii
(Sharpe, 1857 †)
(FOSSIL)

Mantelliceras
tuberculatum
(Mantell, 1822 †)
(FOSSIL)

Mantelliceras
aumalense
(Coquand 1862 †)
(FOSSIL)

Mantelliceras
ventnorense
Diener, 1925 †
(FOSSIL)

Mantelliceras
cobbani
Amédro, 1993 †
(FOSSIL)