Algericeras
boghariense
(Coquand, 1879 †)
(FOSSIL)

Algericeras
proratum
(Coquand, 1879 †)
(FOSSIL)

Algericeras
proratum
J. Kennedy & Wright, 1981 †
(FOSSIL)

Algericeras
boghariense
(Coquand, 1879 †)
(FOSSIL)

Algericeras
proratum
(Coquand, 1879 †)
(FOSSIL)

Algericeras
proratum
J. Kennedy & Wright, 1981 †
(FOSSIL)

Brancoceras
carinatum
M. Collignon, 1949 †
(FOSSIL)

Brancoceras
flexuosum
J. Kennedy, 2004 †
(FOSSIL)

Brancoceras
gignouxi
M. Collignon, 1949 †
(FOSSIL)

Brancoceras
helcion
(Reynes, 1876 †)
(FOSSIL)

Brancoceras
magneti
M. Collignon, 1949 †
(FOSSIL)

Brancoceras
multicostatum
J. Kennedy, 2004 †
(FOSSIL)

Brancoceras
paronai
M. Collignon, 1949 †
(FOSSIL)

Brancoceras
retrorsum
M. Collignon, 1949 †
(FOSSIL)

Brancoceras
senequieri
(A.V.M.D. D'Orbigny, 1841 †)
(FOSSIL)

Brancoceras
subcarinatum
M. Collignon, 1949 †
(FOSSIL)

Brancoceras
subcompressum
M. Collignon, 1949 †
(FOSSIL)

Brancoceras
aegoceratoides
Steinmann, 1881 †
(FOSSIL)

Brancoceras
quenstedti
Knechtel, 1947 †
(FOSSIL)

Brancoceras
euzebioi
C.J. Maury, 1936 †
(FOSSIL)

Brancoceras
besairiei
M. Collignon, 1949 †
(FOSSIL)

Brancoceras
humile
M. Collignon, 1949 †
(FOSSIL)

Brancoceras
versicostatum
J.L.H. Michelin, 1838 †
(FOSSIL)

Brancoceras
pygmaeum
C. Gemmellaro, 1888 †
(FOSSIL)

Brancoceras
stillei
Wedekind, 1918 †
(FOSSIL)

Brancoceras
salfeldi
Wedekind, 1913 †
(FOSSIL)

Brancoceras
denckmanni
Wedekind, 1918 †
(FOSSIL)

Brancoceras
carinatum
M. Collignon, 1949 †
(FOSSIL)

Brancoceras
flexuosum
J. Kennedy, 2004 †
(FOSSIL)

Brancoceras
gignouxi
M. Collignon, 1949 †
(FOSSIL)

Brancoceras
helcion
(Reynes, 1876 †)
(FOSSIL)

Brancoceras
magneti
M. Collignon, 1949 †
(FOSSIL)

Brancoceras
multicostatum
J. Kennedy, 2004 †
(FOSSIL)

Brancoceras
paronai
M. Collignon, 1949 †
(FOSSIL)

Brancoceras
retrorsum
M. Collignon, 1949 †
(FOSSIL)

Brancoceras
senequieri
(A.V.M.D. D'Orbigny, 1841 †)
(FOSSIL)

Brancoceras
subcarinatum
M. Collignon, 1949 †
(FOSSIL)

Brancoceras
subcompressum
M. Collignon, 1949 †
(FOSSIL)

Brancoceras
aegoceratoides
Steinmann, 1881 †
(FOSSIL)

Brancoceras
quenstedti
Knechtel, 1947 †
(FOSSIL)

Brancoceras
euzebioi
C.J. Maury, 1936 †
(FOSSIL)

Brancoceras
besairiei
M. Collignon, 1949 †
(FOSSIL)

Brancoceras
humile
M. Collignon, 1949 †
(FOSSIL)

Brancoceras
versicostatum
J.L.H. Michelin, 1838 †
(FOSSIL)

Brancoceras
pygmaeum
C. Gemmellaro, 1888 †
(FOSSIL)

Brancoceras
stillei
Wedekind, 1918 †
(FOSSIL)

Brancoceras
salfeldi
Wedekind, 1913 †
(FOSSIL)

Brancoceras
denckmanni
Wedekind, 1918 †
(FOSSIL)

Butticeras
studleyi
Anderson, 1958 †
(FOSSIL)

Cantabrigites
spinosum
(Pervinquière, 1907 †)
(FOSSIL)

Cantabrigites
minor
(Spath 1933 †)
(FOSSIL)

Dipoloceras
cristatum
(A. Brongniart, 1822 †)
(FOSSIL)

Dipoloceras
tarrantense
P.H. Scott, 1928 †
(FOSSIL)

Dipoloceras
equicostatum
Spath, 1931 †
(FOSSIL)

Dipoloceras
pseudaon
Spath, 1931 †
(FOSSIL)

Dipoloceras
cornutum
(Pictet, 1847 †)
(FOSSIL)

Dipoloceras
cristatum
(A. Brongniart, 1822 †)
(FOSSIL)

Dipoloceras
tarrantense
P.H. Scott, 1928 †
(FOSSIL)

Dipoloceras
equicostatum
Spath, 1931 †
(FOSSIL)

Dipoloceras
pseudaon
Spath, 1931 †
(FOSSIL)

Dipoloceras
cornutum
(Pictet, 1847 †)
(FOSSIL)

Dipoloceroides
remotum
(Spath, 1931 †)
(FOSSIL)

Dipoloceroides
semicornutum
(Spath, 1931 †)
(FOSSIL)

Dipoloceroides
spinulosum
(Spath, 1931 †)
(FOSSIL)

Dipoloceroides
subdelaruei
(Spath, 1931 †)
(FOSSIL)

Elobiceras
flexicostatum
Spath, 1922 †
(FOSSIL)

Elobiceras
intermedium
Spath, 1922 †
(FOSSIL)

Elobiceras
irregulare
Spath, 1922 †
(FOSSIL)

Elobiceras
lobitoense
Spath, 1922 †
(FOSSIL)

Elobiceras
oxytropidoceratoides
F. Haas, 1942 †
(FOSSIL)

Elobiceras
primordiale
F. Haas, 1942 †
(FOSSIL)

Elobiceras
spathianum
F. Haas, 1942 †
(FOSSIL)

Erioliceras
humilis
(Van Hoepen, 1955 †)
(FOSSIL)

Erioliceras
tenuis
(Van Hoepen, 1955 †)
(FOSSIL)

Erioliceras
errabundum
(Van Hoepen, 1955 †)
(FOSSIL)

Erioliceras
mutabilis
(Van Hoepen, 1955 †)
(FOSSIL)

Erioliceras
robustum
(Van Hoepen 1955 †)
(FOSSIL)

Euhystrichoceras
baylissi
J. Kennedy & Wright, 1981 †
(FOSSIL)

Euhystrichoceras
constrictum
Spath, 1933 †
(FOSSIL)

Euhystrichoceras
nicaisei
(Coquand, 1862 †)
(FOSSIL)

Euhystrichoceras
occidentale
Reyment, 1955 †
(FOSSIL)

Euhystrichoceras
simplex
Spath, 1933 †
(FOSSIL)

Goodhallites
austinense
(F.A. Roemer, 1852 †)
(FOSSIL)

Goodhallites
burckhardti
(Böse, 1910 †)
(FOSSIL)

Goodhallites
goodhalli
(Sowerby, 1820 †)
(FOSSIL)

Goodhallites
gracilima
(Kossmat, 1895 †)
(FOSSIL)

Goodhallites
hanhaense
H. Hass, 1942 †
(FOSSIL)

Goodhallites
hulenana
Anderson, 1938 †
(FOSSIL)

Goodhallites
propinquus
(Stolickza, 1863 †)
(FOSSIL)

Goodhallites
besakatrense
M. Collignon, 1963 †
(FOSSIL)

Goodhallites
gracillimum
Spath 1932 †
(FOSSIL)

Hysteroceras
andinum
Renz, 1971 †
(FOSSIL)

Hysteroceras
antipodeum
Etheridge, 1902 †
(FOSSIL)

Hysteroceras
binum
(Sowerby, 1815 †)
(FOSSIL)

Hysteroceras
bucklandi
Spath, 1922 †
(FOSSIL)

Hysteroceras
carinatum
Spath, 1922 †
(FOSSIL)

Hysteroceras
choffati
Spath, 1925 †
(FOSSIL)

Hysteroceras
falcicostatum
F. Haas, 1942 †
(FOSSIL)

Hysteroceras
intermedium
F. Haas, 1942 †
(FOSSIL)

Hysteroceras
orbignyi
Spath, 1922 †
(FOSSIL)

Hysteroceras
propinquum
F. Haas, 1942 †
(FOSSIL)

Hysteroceras
semileve
F. Haas, 1942 †
(FOSSIL)

Hysteroceras
subbinum
Spath, 1934 †
(FOSSIL)

Hysteroceras
varicosum
(Sowerby, 1824 †)
(FOSSIL)

Hysteroceras
capricornu
Spath, 1934 †
(FOSSIL)

Hysteroceras
pseudocornutum
Spath, 1934 †
(FOSSIL)

Hysteroceras
serpentinum
Spath, 1934 †
(FOSSIL)

Hysteroceras
simplicicosta
Spath, 1934 †
(FOSSIL)

Hysteroceras
acuticostatum
Van Hoepen, 1944 †
(FOSSIL)

Hysteroceras
recuperator
Van Hoepen, 1944 †
(FOSSIL)

Hysteroceras
cariniferum
Van Hoepen, 1944 †
(FOSSIL)

Mortoniceras
drakei
A.T. Young, 1957 †
(FOSSIL)

Mortoniceras
gregoryi
(Spath, 1922 †)
(FOSSIL)

Mortoniceras
wintoni
(Adkins, 1920 †)
(FOSSIL)

Mortoniceras
barbouri
F. Haas, 1942 †
(FOSSIL)

Mortoniceras
howelli
F. Haas, 1942 †
(FOSSIL)

Mortoniceras
perarmata
F. Haas, 1942 †
(FOSSIL)

Mortoniceras
proteus
(F. Haas, 1942 †)
(FOSSIL)

Mortoniceras
romeri
F. Haas, 1942 †
(FOSSIL)

Mortoniceras
beloventer
J. Kennedy & al., 1999 †
(FOSSIL)

Mortoniceras
bipunctatum
(Spath, 1933 †)
(FOSSIL)

Mortoniceras
bispinosum
(Spath, 1921 †)
(FOSSIL)

Mortoniceras
cunningtoni
(Spath, 1933 †)
(FOSSIL)

Mortoniceras
devonense
(Spath, 1933 †)
(FOSSIL)

Mortoniceras
exile
(van Hoepen, 1941 †)
(FOSSIL)

Mortoniceras
mokarahaense
(M. Collignon, 1951 †)
(FOSSIL)

Mortoniceras
prerostratum
(Spath, 1921 †)
(FOSSIL)

Mortoniceras
aequatorealis
(Kossmat, 1895 †)
(FOSSIL)

Mortoniceras
albense
Spath, 1933 †
(FOSSIL)

Mortoniceras
arietiforme
Spath, 1922 †
(FOSSIL)

Mortoniceras
densecostatum
van Hoepen, 1946 †
(FOSSIL)

Mortoniceras
fallax
Breistroffer, 1940 †
(FOSSIL)

Mortoniceras
fissicostatum
Spath, 1932 †
(FOSSIL)

Mortoniceras
inflatum
(Sowerby, 1818 †)
(FOSSIL)

Mortoniceras
nanum
Spath, 1933 †
(FOSSIL)

Mortoniceras
ornatum
van Hoepen, 1944 †
(FOSSIL)

Mortoniceras
pachys
(Seeley, 1865 †)
(FOSSIL)

Mortoniceras
potternense
Spath, 1932 †
(FOSSIL)

Mortoniceras
pricei
Spath, 1922 †
(FOSSIL)

Mortoniceras
recticostatum
Spath, 1925 †
(FOSSIL)

Mortoniceras
vespertinus
(Morton, 1834 †)
(FOSSIL)

Mortoniceras
nothum
van Hoepen, 1946 †
(FOSSIL)

Mortoniceras
perinflatum
Spath, 1922 †
(FOSSIL)

Mortoniceras
rostratum
(Sowerby, 1817 †)
(FOSSIL)

Mortoniceras
campaniense
de Grossouvre, 1894 †
(FOSSIL)

Mortoniceras
zeilleri
de Grossouvre, 1894 †
(FOSSIL)

Mortoniceras
vidali
Nickles, 1892 †
(FOSSIL)

Mortoniceras
bassleri
F. Haas 1942 †
(FOSSIL)

Mortoniceras
ferecostata
F. Haas 1942 †
(FOSSIL)

Mortoniceras
furberi
Anderson 1958 †
(FOSSIL)

Mortoniceras
gainesana
Anderson 1958 †
(FOSSIL)

Mortoniceras
margaritata
F. Haas 1942 †
(FOSSIL)

Mortoniceras
marrecasia
C.J. Maury 1936 †
(FOSSIL)

Mortoniceras
montraynaudensis
F. Haas 1942 †
(FOSSIL)

Mortoniceras
stoliczkai
Spath 1922 †
(FOSSIL)

Mortoniceras
tectoria
(White 1887 †)
(FOSSIL)

Mortoniceras
vicina
F. Haas 1942 †
(FOSSIL)

Mortoniceras
vokesi
F. Haas 1942 †
(FOSSIL)

Mortoniceras
evolutum
Spath 1922 †
(FOSSIL)

Mortoniceras
sergipensis
(White 1887 †)
(FOSSIL)

Mortoniceras
downii
McLearn, 1972 †
(FOSSIL)

Mortoniceras
multicostata
Van Hoepen, 1942 †
(FOSSIL)

Mortoniceras
geometricum
Spath, 1932 †
(FOSSIL)

Mortoniceras
lowrii
McLearn, 1972 †
(FOSSIL)

Mortoniceras
lastroensis
C.J. Maury, 1936 †
(FOSSIL)

Mortoniceras
maroimensis
(White, 1887 †)
(FOSSIL)

Mortoniceras
equidistans
Cragin †
(FOSSIL)

Mortoniceras
kiliani
(Lasswitz, 1904 †)
(FOSSIL)

Mortoniceras
shoshonense
d'Orbigny, 1850 †
(FOSSIL)

Mortoniceras
bontanti
(de Grossouvre 1894 †)
(FOSSIL)

Mortoniceras
leonensis
(T.A. Conrad, 1857 †)
(FOSSIL)

Mortoniceras
lasswitzi
A.T. Young †
(FOSSIL)

Mortoniceras
kawasakii
Kawada, 1929 †
(FOSSIL)

Mortoniceras
drakei
A.T. Young, 1957 †
(FOSSIL)

Mortoniceras
gregoryi
(Spath, 1922 †)
(FOSSIL)

Mortoniceras
wintoni
(Adkins, 1920 †)
(FOSSIL)

Mortoniceras
barbouri
F. Haas, 1942 †
(FOSSIL)

Mortoniceras
howelli
F. Haas, 1942 †
(FOSSIL)

Mortoniceras
perarmata
F. Haas, 1942 †
(FOSSIL)

Mortoniceras
proteus
(F. Haas, 1942 †)
(FOSSIL)

Mortoniceras
romeri
F. Haas, 1942 †
(FOSSIL)

Mortoniceras
beloventer
J. Kennedy & al., 1999 †
(FOSSIL)

Mortoniceras
bipunctatum
(Spath, 1933 †)
(FOSSIL)

Mortoniceras
bispinosum
(Spath, 1921 †)
(FOSSIL)

Mortoniceras
cunningtoni
(Spath, 1933 †)
(FOSSIL)

Mortoniceras
devonense
(Spath, 1933 †)
(FOSSIL)

Mortoniceras
exile
(van Hoepen, 1941 †)
(FOSSIL)

Mortoniceras
mokarahaense
(M. Collignon, 1951 †)
(FOSSIL)

Mortoniceras
prerostratum
(Spath, 1921 †)
(FOSSIL)

Mortoniceras
aequatorealis
(Kossmat, 1895 †)
(FOSSIL)

Mortoniceras
albense
Spath, 1933 †
(FOSSIL)

Mortoniceras
arietiforme
Spath, 1922 †
(FOSSIL)

Mortoniceras
densecostatum
van Hoepen, 1946 †
(FOSSIL)

Mortoniceras
fallax
Breistroffer, 1940 †
(FOSSIL)

Mortoniceras
fissicostatum
Spath, 1932 †
(FOSSIL)

Mortoniceras
inflatum
(Sowerby, 1818 †)
(FOSSIL)

Mortoniceras
nanum
Spath, 1933 †
(FOSSIL)

Mortoniceras
ornatum
van Hoepen, 1944 †
(FOSSIL)

Mortoniceras
pachys
(Seeley, 1865 †)
(FOSSIL)

Mortoniceras
potternense
Spath, 1932 †
(FOSSIL)

Mortoniceras
pricei
Spath, 1922 †
(FOSSIL)

Mortoniceras
recticostatum
Spath, 1925 †
(FOSSIL)

Mortoniceras
vespertinus
(Morton, 1834 †)
(FOSSIL)

Mortoniceras
nothum
van Hoepen, 1946 †
(FOSSIL)

Mortoniceras
perinflatum
Spath, 1922 †
(FOSSIL)

Mortoniceras
rostratum
(Sowerby, 1817 †)
(FOSSIL)

Mortoniceras
campaniense
de Grossouvre, 1894 †
(FOSSIL)

Mortoniceras
zeilleri
de Grossouvre, 1894 †
(FOSSIL)

Mortoniceras
vidali
Nickles, 1892 †
(FOSSIL)

Mortoniceras
bassleri
F. Haas 1942 †
(FOSSIL)

Mortoniceras
ferecostata
F. Haas 1942 †
(FOSSIL)

Mortoniceras
furberi
Anderson 1958 †
(FOSSIL)

Mortoniceras
gainesana
Anderson 1958 †
(FOSSIL)

Mortoniceras
margaritata
F. Haas 1942 †
(FOSSIL)

Mortoniceras
marrecasia
C.J. Maury 1936 †
(FOSSIL)

Mortoniceras
montraynaudensis
F. Haas 1942 †
(FOSSIL)

Mortoniceras
stoliczkai
Spath 1922 †
(FOSSIL)

Mortoniceras
tectoria
(White 1887 †)
(FOSSIL)

Mortoniceras
vicina
F. Haas 1942 †
(FOSSIL)

Mortoniceras
vokesi
F. Haas 1942 †
(FOSSIL)

Mortoniceras
evolutum
Spath 1922 †
(FOSSIL)

Mortoniceras
sergipensis
(White 1887 †)
(FOSSIL)

Mortoniceras
downii
McLearn, 1972 †
(FOSSIL)

Mortoniceras
multicostata
Van Hoepen, 1942 †
(FOSSIL)

Mortoniceras
geometricum
Spath, 1932 †
(FOSSIL)

Mortoniceras
lowrii
McLearn, 1972 †
(FOSSIL)

Mortoniceras
lastroensis
C.J. Maury, 1936 †
(FOSSIL)

Mortoniceras
maroimensis
(White, 1887 †)
(FOSSIL)

Mortoniceras
equidistans
Cragin †
(FOSSIL)

Mortoniceras
kiliani
(Lasswitz, 1904 †)
(FOSSIL)

Mortoniceras
shoshonense
d'Orbigny, 1850 †
(FOSSIL)

Mortoniceras
bontanti
(de Grossouvre 1894 †)
(FOSSIL)

Mortoniceras
leonensis
(T.A. Conrad, 1857 †)
(FOSSIL)

Mortoniceras
lasswitzi
A.T. Young †
(FOSSIL)

Mortoniceras
kawasakii
Kawada, 1929 †
(FOSSIL)

Mortoniceras
drakei
A.T. Young, 1957 †
(FOSSIL)

Mortoniceras
gregoryi
(Spath, 1922 †)
(FOSSIL)

Mortoniceras
wintoni
(Adkins, 1920 †)
(FOSSIL)

Mortoniceras
barbouri
F. Haas, 1942 †
(FOSSIL)

Mortoniceras
howelli
F. Haas, 1942 †
(FOSSIL)

Mortoniceras
perarmata
F. Haas, 1942 †
(FOSSIL)

Mortoniceras
proteus
(F. Haas, 1942 †)
(FOSSIL)

Mortoniceras
romeri
F. Haas, 1942 †
(FOSSIL)

Mortoniceras
beloventer
J. Kennedy & al., 1999 †
(FOSSIL)

Mortoniceras
bipunctatum
(Spath, 1933 †)
(FOSSIL)

Mortoniceras
bispinosum
(Spath, 1921 †)
(FOSSIL)

Mortoniceras
cunningtoni
(Spath, 1933 †)
(FOSSIL)

Mortoniceras
devonense
(Spath, 1933 †)
(FOSSIL)

Mortoniceras
exile
(van Hoepen, 1941 †)
(FOSSIL)

Mortoniceras
mokarahaense
(M. Collignon, 1951 †)
(FOSSIL)

Mortoniceras
prerostratum
(Spath, 1921 †)
(FOSSIL)

Mortoniceras
aequatorealis
(Kossmat, 1895 †)
(FOSSIL)

Mortoniceras
albense
Spath, 1933 †
(FOSSIL)

Mortoniceras
arietiforme
Spath, 1922 †
(FOSSIL)

Mortoniceras
densecostatum
van Hoepen, 1946 †
(FOSSIL)

Mortoniceras
fallax
Breistroffer, 1940 †
(FOSSIL)

Mortoniceras
fissicostatum
Spath, 1932 †
(FOSSIL)

Mortoniceras
inflatum
(Sowerby, 1818 †)
(FOSSIL)

Mortoniceras
nanum
Spath, 1933 †
(FOSSIL)

Mortoniceras
ornatum
van Hoepen, 1944 †
(FOSSIL)

Mortoniceras
pachys
(Seeley, 1865 †)
(FOSSIL)

Mortoniceras
potternense
Spath, 1932 †
(FOSSIL)

Mortoniceras
pricei
Spath, 1922 †
(FOSSIL)

Mortoniceras
recticostatum
Spath, 1925 †
(FOSSIL)

Mortoniceras
vespertinus
(Morton, 1834 †)
(FOSSIL)

Mortoniceras
nothum
van Hoepen, 1946 †
(FOSSIL)

Mortoniceras
perinflatum
Spath, 1922 †
(FOSSIL)

Mortoniceras
rostratum
(Sowerby, 1817 †)
(FOSSIL)

Mortoniceras
campaniense
de Grossouvre, 1894 †
(FOSSIL)

Mortoniceras
zeilleri
de Grossouvre, 1894 †
(FOSSIL)

Mortoniceras
vidali
Nickles, 1892 †
(FOSSIL)

Mortoniceras
bassleri
F. Haas 1942 †
(FOSSIL)

Mortoniceras
ferecostata
F. Haas 1942 †
(FOSSIL)

Mortoniceras
furberi
Anderson 1958 †
(FOSSIL)

Mortoniceras
gainesana
Anderson 1958 †
(FOSSIL)

Mortoniceras
margaritata
F. Haas 1942 †
(FOSSIL)

Mortoniceras
marrecasia
C.J. Maury 1936 †
(FOSSIL)

Mortoniceras
montraynaudensis
F. Haas 1942 †
(FOSSIL)

Mortoniceras
stoliczkai
Spath 1922 †
(FOSSIL)

Mortoniceras
tectoria
(White 1887 †)
(FOSSIL)

Mortoniceras
vicina
F. Haas 1942 †
(FOSSIL)

Mortoniceras
vokesi
F. Haas 1942 †
(FOSSIL)

Mortoniceras
evolutum
Spath 1922 †
(FOSSIL)

Mortoniceras
sergipensis
(White 1887 †)
(FOSSIL)

Mortoniceras
downii
McLearn, 1972 †
(FOSSIL)

Mortoniceras
multicostata
Van Hoepen, 1942 †
(FOSSIL)

Mortoniceras
geometricum
Spath, 1932 †
(FOSSIL)

Mortoniceras
lowrii
McLearn, 1972 †
(FOSSIL)

Mortoniceras
lastroensis
C.J. Maury, 1936 †
(FOSSIL)

Mortoniceras
maroimensis
(White, 1887 †)
(FOSSIL)

Mortoniceras
equidistans
Cragin †
(FOSSIL)

Mortoniceras
kiliani
(Lasswitz, 1904 †)
(FOSSIL)

Mortoniceras
shoshonense
d'Orbigny, 1850 †
(FOSSIL)

Mortoniceras
bontanti
(de Grossouvre 1894 †)
(FOSSIL)

Mortoniceras
leonensis
(T.A. Conrad, 1857 †)
(FOSSIL)

Mortoniceras
lasswitzi
A.T. Young †
(FOSSIL)

Mortoniceras
kawasakii
Kawada, 1929 †
(FOSSIL)

Mortoniceras
drakei
A.T. Young, 1957 †
(FOSSIL)

Mortoniceras
gregoryi
(Spath, 1922 †)
(FOSSIL)

Mortoniceras
wintoni
(Adkins, 1920 †)
(FOSSIL)

Mortoniceras
barbouri
F. Haas, 1942 †
(FOSSIL)

Mortoniceras
howelli
F. Haas, 1942 †
(FOSSIL)

Mortoniceras
perarmata
F. Haas, 1942 †
(FOSSIL)

Mortoniceras
proteus
(F. Haas, 1942 †)
(FOSSIL)

Mortoniceras
romeri
F. Haas, 1942 †
(FOSSIL)

Mortoniceras
beloventer
J. Kennedy & al., 1999 †
(FOSSIL)

Mortoniceras
bipunctatum
(Spath, 1933 †)
(FOSSIL)

Mortoniceras
bispinosum
(Spath, 1921 †)
(FOSSIL)

Mortoniceras
cunningtoni
(Spath, 1933 †)
(FOSSIL)

Mortoniceras
devonense
(Spath, 1933 †)
(FOSSIL)

Mortoniceras
exile
(van Hoepen, 1941 †)
(FOSSIL)

Mortoniceras
mokarahaense
(M. Collignon, 1951 †)
(FOSSIL)

Mortoniceras
prerostratum
(Spath, 1921 †)
(FOSSIL)

Mortoniceras
aequatorealis
(Kossmat, 1895 †)
(FOSSIL)

Mortoniceras
albense
Spath, 1933 †
(FOSSIL)

Mortoniceras
arietiforme
Spath, 1922 †
(FOSSIL)

Mortoniceras
densecostatum
van Hoepen, 1946 †
(FOSSIL)

Mortoniceras
fallax
Breistroffer, 1940 †
(FOSSIL)

Mortoniceras
fissicostatum
Spath, 1932 †
(FOSSIL)

Mortoniceras
inflatum
(Sowerby, 1818 †)
(FOSSIL)

Mortoniceras
nanum
Spath, 1933 †
(FOSSIL)

Mortoniceras
ornatum
van Hoepen, 1944 †
(FOSSIL)

Mortoniceras
pachys
(Seeley, 1865 †)
(FOSSIL)

Mortoniceras
potternense
Spath, 1932 †
(FOSSIL)

Mortoniceras
pricei
Spath, 1922 †
(FOSSIL)

Mortoniceras
recticostatum
Spath, 1925 †
(FOSSIL)

Mortoniceras
vespertinus
(Morton, 1834 †)
(FOSSIL)

Mortoniceras
nothum
van Hoepen, 1946 †
(FOSSIL)

Mortoniceras
perinflatum
Spath, 1922 †
(FOSSIL)

Mortoniceras
rostratum
(Sowerby, 1817 †)
(FOSSIL)

Mortoniceras
campaniense
de Grossouvre, 1894 †
(FOSSIL)

Mortoniceras
zeilleri
de Grossouvre, 1894 †
(FOSSIL)

Mortoniceras
vidali
Nickles, 1892 †
(FOSSIL)

Mortoniceras
bassleri
F. Haas 1942 †
(FOSSIL)

Mortoniceras
ferecostata
F. Haas 1942 †
(FOSSIL)

Mortoniceras
furberi
Anderson 1958 †
(FOSSIL)

Mortoniceras
gainesana
Anderson 1958 †
(FOSSIL)

Mortoniceras
margaritata
F. Haas 1942 †
(FOSSIL)

Mortoniceras
marrecasia
C.J. Maury 1936 †
(FOSSIL)

Mortoniceras
montraynaudensis
F. Haas 1942 †
(FOSSIL)

Mortoniceras
stoliczkai
Spath 1922 †
(FOSSIL)

Mortoniceras
tectoria
(White 1887 †)
(FOSSIL)

Mortoniceras
vicina
F. Haas 1942 †
(FOSSIL)

Mortoniceras
vokesi
F. Haas 1942 †
(FOSSIL)

Mortoniceras
evolutum
Spath 1922 †
(FOSSIL)

Mortoniceras
sergipensis
(White 1887 †)
(FOSSIL)

Mortoniceras
downii
McLearn, 1972 †
(FOSSIL)

Mortoniceras
multicostata
Van Hoepen, 1942 †
(FOSSIL)

Mortoniceras
geometricum
Spath, 1932 †
(FOSSIL)

Mortoniceras
lowrii
McLearn, 1972 †
(FOSSIL)

Mortoniceras
lastroensis
C.J. Maury, 1936 †
(FOSSIL)

Mortoniceras
maroimensis
(White, 1887 †)
(FOSSIL)

Mortoniceras
equidistans
Cragin †
(FOSSIL)

Mortoniceras
kiliani
(Lasswitz, 1904 †)
(FOSSIL)

Mortoniceras
shoshonense
d'Orbigny, 1850 †
(FOSSIL)

Mortoniceras
bontanti
(de Grossouvre 1894 †)
(FOSSIL)

Mortoniceras
leonensis
(T.A. Conrad, 1857 †)
(FOSSIL)

Mortoniceras
lasswitzi
A.T. Young †
(FOSSIL)

Mortoniceras
kawasakii
Kawada, 1929 †
(FOSSIL)

Mortoniceras
drakei
A.T. Young, 1957 †
(FOSSIL)

Mortoniceras
gregoryi
(Spath, 1922 †)
(FOSSIL)

Mortoniceras
wintoni
(Adkins, 1920 †)
(FOSSIL)

Mortoniceras
barbouri
F. Haas, 1942 †
(FOSSIL)

Mortoniceras
howelli
F. Haas, 1942 †
(FOSSIL)

Mortoniceras
perarmata
F. Haas, 1942 †
(FOSSIL)

Mortoniceras
proteus
(F. Haas, 1942 †)
(FOSSIL)

Mortoniceras
romeri
F. Haas, 1942 †
(FOSSIL)

Mortoniceras
beloventer
J. Kennedy & al., 1999 †
(FOSSIL)

Mortoniceras
bipunctatum
(Spath, 1933 †)
(FOSSIL)

Mortoniceras
bispinosum
(Spath, 1921 †)
(FOSSIL)

Mortoniceras
cunningtoni
(Spath, 1933 †)
(FOSSIL)

Mortoniceras
devonense
(Spath, 1933 †)
(FOSSIL)

Mortoniceras
exile
(van Hoepen, 1941 †)
(FOSSIL)

Mortoniceras
mokarahaense
(M. Collignon, 1951 †)
(FOSSIL)

Mortoniceras
prerostratum
(Spath, 1921 †)
(FOSSIL)

Mortoniceras
aequatorealis
(Kossmat, 1895 †)
(FOSSIL)

Mortoniceras
albense
Spath, 1933 †
(FOSSIL)

Mortoniceras
arietiforme
Spath, 1922 †
(FOSSIL)

Mortoniceras
densecostatum
van Hoepen, 1946 †
(FOSSIL)

Mortoniceras
fallax
Breistroffer, 1940 †
(FOSSIL)

Mortoniceras
fissicostatum
Spath, 1932 †
(FOSSIL)

Mortoniceras
inflatum
(Sowerby, 1818 †)
(FOSSIL)

Mortoniceras
nanum
Spath, 1933 †
(FOSSIL)

Mortoniceras
ornatum
van Hoepen, 1944 †
(FOSSIL)

Mortoniceras
pachys
(Seeley, 1865 †)
(FOSSIL)

Mortoniceras
potternense
Spath, 1932 †
(FOSSIL)

Mortoniceras
pricei
Spath, 1922 †
(FOSSIL)

Mortoniceras
recticostatum
Spath, 1925 †
(FOSSIL)

Mortoniceras
vespertinus
(Morton, 1834 †)
(FOSSIL)

Mortoniceras
nothum
van Hoepen, 1946 †
(FOSSIL)

Mortoniceras
perinflatum
Spath, 1922 †
(FOSSIL)

Mortoniceras
rostratum
(Sowerby, 1817 †)
(FOSSIL)

Mortoniceras
campaniense
de Grossouvre, 1894 †
(FOSSIL)

Mortoniceras
zeilleri
de Grossouvre, 1894 †
(FOSSIL)

Mortoniceras
vidali
Nickles, 1892 †
(FOSSIL)

Mortoniceras
bassleri
F. Haas 1942 †
(FOSSIL)

Mortoniceras
ferecostata
F. Haas 1942 †
(FOSSIL)

Mortoniceras
furberi
Anderson 1958 †
(FOSSIL)

Mortoniceras
gainesana
Anderson 1958 †
(FOSSIL)

Mortoniceras
margaritata
F. Haas 1942 †
(FOSSIL)

Mortoniceras
marrecasia
C.J. Maury 1936 †
(FOSSIL)

Mortoniceras
montraynaudensis
F. Haas 1942 †
(FOSSIL)

Mortoniceras
stoliczkai
Spath 1922 †
(FOSSIL)

Mortoniceras
tectoria
(White 1887 †)
(FOSSIL)

Mortoniceras
vicina
F. Haas 1942 †
(FOSSIL)

Mortoniceras
vokesi
F. Haas 1942 †
(FOSSIL)

Mortoniceras
evolutum
Spath 1922 †
(FOSSIL)

Mortoniceras
sergipensis
(White 1887 †)
(FOSSIL)

Mortoniceras
downii
McLearn, 1972 †
(FOSSIL)

Mortoniceras
multicostata
Van Hoepen, 1942 †
(FOSSIL)

Mortoniceras
geometricum
Spath, 1932 †
(FOSSIL)

Mortoniceras
lowrii
McLearn, 1972 †
(FOSSIL)

Mortoniceras
lastroensis
C.J. Maury, 1936 †
(FOSSIL)

Mortoniceras
maroimensis
(White, 1887 †)
(FOSSIL)

Mortoniceras
equidistans
Cragin †
(FOSSIL)

Mortoniceras
kiliani
(Lasswitz, 1904 †)
(FOSSIL)

Mortoniceras
shoshonense
d'Orbigny, 1850 †
(FOSSIL)

Mortoniceras
bontanti
(de Grossouvre 1894 †)
(FOSSIL)

Mortoniceras
leonensis
(T.A. Conrad, 1857 †)
(FOSSIL)

Mortoniceras
lasswitzi
A.T. Young †
(FOSSIL)

Mortoniceras
kawasakii
Kawada, 1929 †
(FOSSIL)

Mortoniceras
drakei
A.T. Young, 1957 †
(FOSSIL)

Mortoniceras
gregoryi
(Spath, 1922 †)
(FOSSIL)

Mortoniceras
wintoni
(Adkins, 1920 †)
(FOSSIL)

Mortoniceras
barbouri
F. Haas, 1942 †
(FOSSIL)

Mortoniceras
howelli
F. Haas, 1942 †
(FOSSIL)

Mortoniceras
perarmata
F. Haas, 1942 †
(FOSSIL)

Mortoniceras
proteus
(F. Haas, 1942 †)
(FOSSIL)

Mortoniceras
romeri
F. Haas, 1942 †
(FOSSIL)

Mortoniceras
beloventer
J. Kennedy & al., 1999 †
(FOSSIL)

Mortoniceras
bipunctatum
(Spath, 1933 †)
(FOSSIL)

Mortoniceras
bispinosum
(Spath, 1921 †)
(FOSSIL)

Mortoniceras
cunningtoni
(Spath, 1933 †)
(FOSSIL)

Mortoniceras
devonense
(Spath, 1933 †)
(FOSSIL)

Mortoniceras
exile
(van Hoepen, 1941 †)
(FOSSIL)

Mortoniceras
mokarahaense
(M. Collignon, 1951 †)
(FOSSIL)

Mortoniceras
prerostratum
(Spath, 1921 †)
(FOSSIL)

Mortoniceras
aequatorealis
(Kossmat, 1895 †)
(FOSSIL)

Mortoniceras
albense
Spath, 1933 †
(FOSSIL)

Mortoniceras
arietiforme
Spath, 1922 †
(FOSSIL)

Mortoniceras
densecostatum
van Hoepen, 1946 †
(FOSSIL)

Mortoniceras
fallax
Breistroffer, 1940 †
(FOSSIL)

Mortoniceras
fissicostatum
Spath, 1932 †
(FOSSIL)

Mortoniceras
inflatum
(Sowerby, 1818 †)
(FOSSIL)

Mortoniceras
nanum
Spath, 1933 †
(FOSSIL)

Mortoniceras
ornatum
van Hoepen, 1944 †
(FOSSIL)

Mortoniceras
pachys
(Seeley, 1865 †)
(FOSSIL)

Mortoniceras
potternense
Spath, 1932 †
(FOSSIL)

Mortoniceras
pricei
Spath, 1922 †
(FOSSIL)

Mortoniceras
recticostatum
Spath, 1925 †
(FOSSIL)

Mortoniceras
vespertinus
(Morton, 1834 †)
(FOSSIL)

Mortoniceras
nothum
van Hoepen, 1946 †
(FOSSIL)

Mortoniceras
perinflatum
Spath, 1922 †
(FOSSIL)

Mortoniceras
rostratum
(Sowerby, 1817 †)
(FOSSIL)

Mortoniceras
campaniense
de Grossouvre, 1894 †
(FOSSIL)

Mortoniceras
zeilleri
de Grossouvre, 1894 †
(FOSSIL)

Mortoniceras
vidali
Nickles, 1892 †
(FOSSIL)

Mortoniceras
bassleri
F. Haas 1942 †
(FOSSIL)

Mortoniceras
ferecostata
F. Haas 1942 †
(FOSSIL)

Mortoniceras
furberi
Anderson 1958 †
(FOSSIL)

Mortoniceras
gainesana
Anderson 1958 †
(FOSSIL)

Mortoniceras
margaritata
F. Haas 1942 †
(FOSSIL)

Mortoniceras
marrecasia
C.J. Maury 1936 †
(FOSSIL)

Mortoniceras
montraynaudensis
F. Haas 1942 †
(FOSSIL)

Mortoniceras
stoliczkai
Spath 1922 †
(FOSSIL)

Mortoniceras
tectoria
(White 1887 †)
(FOSSIL)

Mortoniceras
vicina
F. Haas 1942 †
(FOSSIL)

Mortoniceras
vokesi
F. Haas 1942 †
(FOSSIL)

Mortoniceras
evolutum
Spath 1922 †
(FOSSIL)

Mortoniceras
sergipensis
(White 1887 †)
(FOSSIL)

Mortoniceras
downii
McLearn, 1972 †
(FOSSIL)

Mortoniceras
multicostata
Van Hoepen, 1942 †
(FOSSIL)

Mortoniceras
geometricum
Spath, 1932 †
(FOSSIL)

Mortoniceras
lowrii
McLearn, 1972 †
(FOSSIL)

Mortoniceras
lastroensis
C.J. Maury, 1936 †
(FOSSIL)

Mortoniceras
maroimensis
(White, 1887 †)
(FOSSIL)

Mortoniceras
equidistans
Cragin †
(FOSSIL)

Mortoniceras
kiliani
(Lasswitz, 1904 †)
(FOSSIL)

Mortoniceras
shoshonense
d'Orbigny, 1850 †
(FOSSIL)

Mortoniceras
bontanti
(de Grossouvre 1894 †)
(FOSSIL)

Mortoniceras
leonensis
(T.A. Conrad, 1857 †)
(FOSSIL)

Mortoniceras
lasswitzi
A.T. Young †
(FOSSIL)

Mortoniceras
kawasakii
Kawada, 1929 †
(FOSSIL)