Infundibuloceras
komiense
(P.A. Zhuravleva, 1978 †)
(FOSSIL)

Infundibuloceras
longicameratum
Kröger, 2008 †
(FOSSIL)

Infundibuloceras
mira
(P.A. Zhuravleva, 1978 †)
(FOSSIL)

Infundibuloceras
mohamadi
Kröger, 2008 †
(FOSSIL)

Kopaninoceras
jucundum
(Barrande, 1870 †)
(FOSSIL)

Kopaninoceras
thyrsus
(Barrande, 1870 †)
(FOSSIL)

Orthoceras
arcticum
Foord †
(FOSSIL)

Orthoceras
winchelli
Flower, 1963 †
(FOSSIL)

Orthoceras
albersi
Miller & M.J. Faber, 1894 †
(FOSSIL)

Orthoceras
obliquesulcatum
C. Gemmellaro, 1889 †
(FOSSIL)

Orthoceras
adrianense
C. Gemmellaro, 1889 †
(FOSSIL)

Orthoceras
paternoi
C. Gemmellaro, 1889 †
(FOSSIL)

Orthoceras
infelix
Billings, 1866 †
(FOSSIL)

Orthoceras
subarctuatum
Portlock, 1843 †
(FOSSIL)

Orthoceras
ortoni
F.B. Meek, 1872 †
(FOSSIL)

Orthoceras
perseus
Billings, 1865 †
(FOSSIL)

Orthoceras
henrietta
Dwight, 1884 †
(FOSSIL)

Orthoceras
sericeum
Salter, 1866 †
(FOSSIL)

Orthoceras
cataline
Billings, 1865 †
(FOSSIL)

Orthoceras
cato
Billings, 1865 †
(FOSSIL)

Orthoceras
catulus
Billings, 1865 †
(FOSSIL)

Orthoceras
xerxes
Billings, 1865 †
(FOSSIL)

Orthoceras
turris
Angelin, 1880 †
(FOSSIL)

Orthoceras
propinquum
Billings, 1857 †
(FOSSIL)

Orthoceras
duplex
Wahlenberg, 1821 †
(FOSSIL)

Orthoceras
subconicum
d'Orbigny, 1850 †
(FOSSIL)

Orthoceras
breviconum
Portlock, 1843 †
(FOSSIL)

Orthoceras
tenuiseptum
Ruedemann, 1906 †
(FOSSIL)

Orthoceras
makkolense
T. Kobayashi, 1927 †
(FOSSIL)

Orthoceras
cyclophorum
L. Waagen, 1879 †
(FOSSIL)

Orthoceras
eoum
C.H. Blake, 1882 †
(FOSSIL)

Orthoceras
repens
Billings, 1856 †
(FOSSIL)

Orthoceras
arion
Barrande, 1866 †
(FOSSIL)

Orthoceras
fluminese
Meneghini, 1857 †
(FOSSIL)

Orthoceras
coralliformis
F. McCoy, 1846 †
(FOSSIL)

Orthoceras
magnisulcatum
Billings, 1857 †
(FOSSIL)

Orthoceras
canaliculatum
J. de C. Sowerby & Murchison, 1839 †
(FOSSIL)

Orthoceras
multiannulatum
F. McCoy, 1851 †
(FOSSIL)

Orthoceras
cardiolae
Gurich, 1896 †
(FOSSIL)

Orthoceras
truncatum
Barrande, 1860 †
(FOSSIL)

Orthoceras
disjunctum
Barrande, 1868 †
(FOSSIL)

Orthoceras
coreanicum
T. Kobayashi, 1927 †
(FOSSIL)

Orthoceras
gracile
Portlock, 1843 †
(FOSSIL)

Orthoceras
junceum
J.W. Hall, 1847 †
(FOSSIL)

Orthoceras
sociale
J.W. Hall, 1877 †
(FOSSIL)

Orthoceras
subcostatus
Portlock, 1843 †
(FOSSIL)

Orthoceras
tyronensis
Foerste, 1912 †
(FOSSIL)

Orthoceras
hindei
M.J. James, 1878 †
(FOSSIL)

Orthoceras
austriacum
Mojsisovics, 1873 †
(FOSSIL)

Orthoceras
celticum
Mojsisovics, 1873 †
(FOSSIL)

Orthoceras
lateseptatum
J. Von Hauer, 1846 †
(FOSSIL)

Orthoceras
pulchellum
J. Von Hauer, 1849 †
(FOSSIL)

Orthoceras
salinarium
J. Von Hauer, 1846 †
(FOSSIL)

Orthoceras
sandlingense
Mojsisovics, 1873 †
(FOSSIL)

Orthoceras
styriacum
Mojsisovics, 1873 †
(FOSSIL)

Orthoceras
triadicum
Mojsisovics, 1873 †
(FOSSIL)

Orthoceras
davidsoni
Barrande, 1870 †
(FOSSIL)

Orthoceras
saksbyense
Teichert, 1930 †
(FOSSIL)

Orthoceras
amplicameratum
J.W. Hall, 1847 †
(FOSSIL)

Orthoceras
selkirkense
J.J.F. Whiteaves, 1892 †
(FOSSIL)

Orthoceras
dahlii
Barrande, 1870 †
(FOSSIL)

Orthoceras
politum
F. McCoy, 1851 †
(FOSSIL)

Orthoceras
caereesiense
Hicks, 1875 †
(FOSSIL)

Orthoceras
campanile
Mojsisovics, 1869 †
(FOSSIL)

Orthoceras
guadalupense
Girty, 1909 †
(FOSSIL)

Orthoceras
annulata
(Sowerby, 1818 †)
(FOSSIL)

Orthoceras
bisignatum
Barrande, 1877 †
(FOSSIL)

Orthoceras
blakei
W.M. Gabb, 1864 †
(FOSSIL)

Orthoceras
burgense
C. Gemmellaro, 1889 †
(FOSSIL)

Orthoceras
decrescens
de Koninck, 1863 †
(FOSSIL)

Orthoceras
dominans
A. De Gregorio, 1930 †
(FOSSIL)

Orthoceras
elegantulum
C. Gemmellaro, 1889 †
(FOSSIL)

Orthoceras
expansum
C.H. Blake, 1882 †
(FOSSIL)

Orthoceras
fluminense
(Meneghini, 1857 †)
(FOSSIL)

Orthoceras
geinitzi
d'Orbigny, 1850 †
(FOSSIL)

Orthoceras
gradatum
C. Gemmellaro, 1889 †
(FOSSIL)

Orthoceras
hulli
C. Gemmellaro, 1889 †
(FOSSIL)

Orthoceras
lentum
Ruedemann, 1906 †
(FOSSIL)

Orthoceras
lepton
C. Gemmellaro, 1889 †
(FOSSIL)

Orthoceras
luhai
Stumbur, 1956 †
(FOSSIL)

Orthoceras
modestum
Ruedemann, 1906 †
(FOSSIL)

Orthoceras
oehlerti
C. Gemmellaro, 1889 †
(FOSSIL)

Orthoceras
orientale
Fliegel, 1901 †
(FOSSIL)

Orthoceras
progressum
Ruedemann, 1906 †
(FOSSIL)

Orthoceras
punjabiense
L. Waagen, 1879 †
(FOSSIL)

Orthoceras
rachidium
de Koninck, 1863 †
(FOSSIL)

Orthoceras
shastense
A. Hyatt & Smith, 1905 †
(FOSSIL)

Orthoceras
siculum
C. Gemmellaro, 1889 †
(FOSSIL)

Orthoceras
spissiseptum
Dwight, 1884 †
(FOSSIL)

Orthoceras
submoniliforme
Meneghini, 1857 †
(FOSSIL)

Orthoceras
subtriangulare
C. Gemmellaro, 1889 †
(FOSSIL)

Orthoceras
vagum
Ruedemann, 1906 †
(FOSSIL)

Orthoceras
vesiculosum
de Koninck, 1863 †
(FOSSIL)

Orthoceras
waageni
C. Gemmellaro, 1889 †
(FOSSIL)

Orthoceras
nilssoni
Boll, 1857 †
(FOSSIL)

Orthoceras
ludense
J. de C. Sowerby, 1839 †
(FOSSIL)

Orthoceras
zonatum
C. Gemmellaro, 1889 †
(FOSSIL)

Orthoceras
bicinctum
H.W. Von Abich, 1878 †
(FOSSIL)

Orthoceras
lopingense
Stoyanow, 1910 †
(FOSSIL)

Orthoceras
transiens
Barrande, 1866 †
(FOSSIL)

Orthoceras
crebriliratum
Girty, 1909 †
(FOSSIL)

Orthoceras
obliqueannulatum
L. Waagen, 1879 †
(FOSSIL)

Orthoceras
cribrosum
H.B. Geinitz, 1866 †
(FOSSIL)

Orthoceras
pillae
C. Gemmellaro, 1889 †
(FOSSIL)

Orthoceras
regularis
(Schlotheim, 1820 †)
(FOSSIL)

Orthoceras
bilineatum
J.W. Hall †
(FOSSIL)

Orthoceras
anellus
T.A. Conrad, 1843 †
(FOSSIL)

Orthoceras
lesueuri
A.H. Clarke, 1897 †
(FOSSIL)

Orthoceras
perroti
A.H. Clarke †
(FOSSIL)

Orthoceras
nicolleti
A.H. Clarke †
(FOSSIL)

Orthoceras
planoconvexum
J.W. Hall †
(FOSSIL)

Orthoceras
lambi
J.J.F. Whiteaves †
(FOSSIL)

Orthoceras
planodorsatum
R.P. Whitfield †
(FOSSIL)

Orthoceras
oweni
Ulrich, 1894 †
(FOSSIL)

Orthoceras
kawasakii
T. Kobayashi, 1928 †
(FOSSIL)

Orthoceras
nakamurai
T. Kobayashi, 1927 †
(FOSSIL)

Orthoceras
bifoveatum
Noetling, 1879 †
(FOSSIL)

Orthoceras
scabridum
Angelin, 1880 †
(FOSSIL)

Orthoceras
ganimedes
Barrande, 1866 †
(FOSSIL)

Orthoceras
agassizi
Barrande, 1866 †
(FOSSIL)

Orthoceras
angustum
Holzapfel, 1895 †
(FOSSIL)

Orthoceras
araneosum
Barrande, 1866 †
(FOSSIL)

Orthoceras
calamus
de Koninck †
(FOSSIL)

Orthoceras
cuvieri
Barrande, 1868 †
(FOSSIL)

Orthoceras
decipiens
Barrande, 1866 †
(FOSSIL)

Orthoceras
docens
Barrande, 1868 †
(FOSSIL)

Orthoceras
evanescens
Barrande, 1866 †
(FOSSIL)

Orthoceras
exoticum
Barrande, 1866 †
(FOSSIL)

Orthoceras
niissoni
Boll, 1857 †
(FOSSIL)

Orthoceras
novator
Barrande, 1868 †
(FOSSIL)

Orthoceras
pulchrum
Barrande, 1868 †
(FOSSIL)

Orthoceras
sericatum
Barrande, 1868 †
(FOSSIL)

Orthoceras
stokesi
Barrande, 1868 †
(FOSSIL)

Orthoceras
subarcuatum
Portlock, 1843 †
(FOSSIL)

Orthoceras
attavus
W.C. Brøgger, 1882 †
(FOSSIL)

Orthoceras
vicarii
Whidborne †
(FOSSIL)

Orthoceras
vicarii
Whidborne †
(FOSSIL)

Orthoceras
aciculare
J. Brown, 1860 †
(FOSSIL)

Orthoceras
baculiforme
Salter †
(FOSSIL)

Orthoceras
barrandei
Salter †
(FOSSIL)

Orthoceras
barumense
Whidborne †
(FOSSIL)

Orthoceras
champernowni
Whidborne †
(FOSSIL)

Orthoceras
etheridgei
Blake †
(FOSSIL)

Orthoceras
eutrichum
Whidborne †
(FOSSIL)

Orthoceras
fluctuatum
Salter †
(FOSSIL)

Orthoceras
grindrodi
Blake, 1882 †
(FOSSIL)

Orthoceras
hungaricum
Blake †
(FOSSIL)

Orthoceras
latissimum
Portlock †
(FOSSIL)

Orthoceras
oryx
Whidborne †
(FOSSIL)

Orthoceras
pendens
Blake †
(FOSSIL)

Orthoceras
pertinens
Blake †
(FOSSIL)

Orthoceras
primaevum
(Forbes) †
(FOSSIL)

Orthoceras
pusgillense
Foord †
(FOSSIL)

Orthoceras
robertsii
Whidborne †
(FOSSIL)

Orthoceras
striatulum
(J. de C. Sowerby) †
(FOSSIL)

Orthoceras
subimbricatum
Portlock †
(FOSSIL)

Orthoceras
tenui
McCoy †
(FOSSIL)

Orthoceras
undulocinctum
Blake †
(FOSSIL)

Orthocycloceras
tafilaltense
Kröger, 2008 †
(FOSSIL)

Orthocycloceras
alayense
I.S. Barskov, 1972 †
(FOSSIL)

Orthocycloceras
fluminense
Meneghini, 1857 †
(FOSSIL)

Oxfordoceras
billingsi
Ulrich & al., 1944 †
(FOSSIL)

Palorthoceras
kayseri
Kröger & al., 2007 †
(FOSSIL)

Striatocycloceras
isbergi
Kröger, 2013 †
(FOSSIL)

Striatocycloceras
obliquum
(d'Eichwald, 1860 †)
(FOSSIL)

Striatocycloceras
romingeri
(Foerste, 1932 †)
(FOSSIL)

Striatocycloceras
undulostriatum
(J.W. Hall, 1847 †)
(FOSSIL)

Tibichoanoceras
riphaeum
(P.A. Zhuravleva, 1978 †)
(FOSSIL)

Tibichoanoceras
tibichoanum
Kröger, 2008 †
(FOSSIL)

Trematoceras
celticum
(Mojsisovics, 1873 †)
(FOSSIL)

Trematoceras
dubium
(J. Von Hauer, 1847 †)
(FOSSIL)

Trematoceras
lateseptatum
(J. Von Hauer, 1846 †)
(FOSSIL)

Trematoceras
pulchellum
(J. Von Hauer, 1849 †)
(FOSSIL)

Trematoceras
salinarium
(J. Von Hauer, 1846 †)
(FOSSIL)

Trematoceras
sandlingense
(Mojsisovics, 1873 †)
(FOSSIL)

Trematoceras
styriacum
(Mojsisovics, 1873 †)
(FOSSIL)

Trematoceras
subcampanile
Kiparisova, 1954 †
(FOSSIL)

Trematoceras
triadicum
(Mojsisovics, 1873 †)
(FOSSIL)

Trematoceras
elegans
(Münster, 1841 †)
(FOSSIL)

Trematoceras
campanile
Mojsisovics, 1869 †
(FOSSIL)