Aulacostrepsis
simplex
J. Perner, 1907 †
(FOSSIL)

Australoxa
tasselli
Cook & Camilleri, 1997 †
(FOSSIL)

Clathronema
cancellata
(Cleland, 1911 †)
(FOSSIL)

Clathronema
cingulata
(J.J.F. Whiteaves, 1892 †)
(FOSSIL)

Clathronema
cloughi
Blodgett, 1992 †
(FOSSIL)

Clathronema
reticulata
(B. Phillips, 1841 †)
(FOSSIL)

Clathronema
striatus
(d'Eichwald, 1860 †)
(FOSSIL)

Clathronema
cancellata
(G.A. Goldfuss, 1844 †)
(FOSSIL)

Cookiloxa
leunisseni
Heidelberger, 2007 †
(FOSSIL)

Cookiloxa
pulchra
Frýda, 2000 †
(FOSSIL)

Holopella
antiqua
G.A. Goldfuss, 1844 †
(FOSSIL)

Holopella
piligera
C.L.F. von Sandberger & C.L.F. von Sandberger, 1855 †
(FOSSIL)

Holopella
tenuisulcata
C.L.F. von Sandberger & C.L.F. von Sandberger, 1854 †
(FOSSIL)

Holopella
infida
J. Perner, 1903 †
(FOSSIL)

Holopella
cancellata
de Sowerby & Murchison, 1839 †
(FOSSIL)

Holopella
duplisulcata
Whidborne, 1889 †
(FOSSIL)

Holopella
altera
J. Perner, 1903 †
(FOSSIL)

Holopella
communis
J. Perner, 1903 †
(FOSSIL)

Holopella
contraria
J. Perner, 1903 †
(FOSSIL)

Holopella
deleta
J. Perner, 1903 †
(FOSSIL)

Holopella
gracilior
F. McCoy, 1851 †
(FOSSIL)

Holopella
jovialis
J. Perner, 1903 †
(FOSSIL)

Holopella
latispira
A.W. Grabau, 1936 †
(FOSSIL)

Holopella
mira
Winchell, 1863 †
(FOSSIL)

Holopella
modesta
J. Perner, 1903 †
(FOSSIL)

Holopella
parvula
J. Perner, 1903 †
(FOSSIL)

Holopella
regularis
Lindström, 1884 †
(FOSSIL)

Holopella
tenera
J. Perner, 1903 †
(FOSSIL)

Holopella
teres
Lindström, 1884 †
(FOSSIL)

Holopella
trimorpha
L. Waagen, 1880 †
(FOSSIL)

Holopella
expandens
J. Perner, 1903 †
(FOSSIL)

Holopella
dextra
J. Perner, 1903 †
(FOSSIL)

Holopella
monile
McCoy †
(FOSSIL)

Holopella
tenuicincta
McCoy †
(FOSSIL)

Katoptychia
enantiomorpha
(Frech, 1894 †)
(FOSSIL)

Katoptychia
fugitiva
J. Perner, 1907 †
(FOSSIL)

Katoptychia
hallii
(Whidborne, 1896 †)
(FOSSIL)

Katoptychia
holynensis
Frýda & K. Bandel, 1997 †
(FOSSIL)

Loxonema
conica
Whidborne, 1891 †
(FOSSIL)

Loxonema
multiplicatum
A. Römer, 1850 †
(FOSSIL)

Loxonema
scalaraeforme
Holzapfel, 1882 †
(FOSSIL)

Loxonema
delphicola
J.W. Hall, 1860 †
(FOSSIL)

Loxonema
glabrum
A.H. Clarke & Swartz, 1913 †
(FOSSIL)

Loxonema
hamiltoniae
J.W. Hall, 1859 †
(FOSSIL)

Loxonema
laeviusculum
J.W. Hall, 1879 †
(FOSSIL)

Loxonema
lamellosa
P.A. Maxwell, 1961 †
(FOSSIL)

Loxonema
laxa
J.W. Hall, 1879 †
(FOSSIL)

Loxonema
missouriensis
Williams, 1943 †
(FOSSIL)

Loxonema
multiplicatum
A.H. Clarke, 1904 †
(FOSSIL)

Loxonema
nexile
Sedgwick & Murchison, 1840 †
(FOSSIL)

Loxonema
noe
A.H. Clarke, 1885 †
(FOSSIL)

Loxonema
obliquearcuatum
C.L.F. von Sandberger & C.L.F. von Sandberger, 1855 †
(FOSSIL)

Loxonema
parva
R.P. Whitfield, 1882 †
(FOSSIL)

Loxonema
roemeri
Kayser, 1878 †
(FOSSIL)

Loxonema
sicula
J.W. Hall, 1879 †
(FOSSIL)

Loxonema
styliola
J.W. Hall, 1876 †
(FOSSIL)

Loxonema
tenuisulcatum
C.L.F. von Sandberger & C.L.F. von Sandberger, 1854 †
(FOSSIL)

Loxonema
terebra
J.W. Hall, 1879 †
(FOSSIL)

Loxonema
wortheni
Weller, 1916 †
(FOSSIL)

Loxonema
jerseyense
Weller, 1903 †
(FOSSIL)

Loxonema
subtilistriata
Oehlert, 1877 †
(FOSSIL)

Loxonema
leprosa
Stoppani, 1857 †
(FOSSIL)

Loxonema
fusus
Stoppani, 1857 †
(FOSSIL)

Loxonema
abbreviatum
de Koninck, 1881 †
(FOSSIL)

Loxonema
sulcatum
de Koninck, 1881 †
(FOSSIL)

Loxonema
constricta
J. de C. Sowerby, 1821 †
(FOSSIL)

Loxonema
knighti
E.L. Yochelson, 1962 †
(FOSSIL)

Loxonema
rugosa
F.B. Meek & A.H. Worthen, 1860 †
(FOSSIL)

Loxonema
yandellana
J.W. Hall, 1856 †
(FOSSIL)

Loxonema
ornamentaria
Netchaev, 1894 †
(FOSSIL)

Loxonema
rugiferum
B. Phillips, 1836 †
(FOSSIL)

Loxonema
obliquecostata
H.G. Bronn, 1841 †
(FOSSIL)

Loxonema
scalaroides
Whidborne, 1889 †
(FOSSIL)

Loxonema
tenuis
Münster, 1841 †
(FOSSIL)

Loxonema
arctecostata
Münster, 1841 †
(FOSSIL)

Loxonema
hybrida
Münster, 1841 †
(FOSSIL)

Loxonema
walmstedti
Klipstein, 1843 †
(FOSSIL)

Loxonema
permiana
Beede, 1907 †
(FOSSIL)

Loxonema
subgracilis
Netschajew, 1894 †
(FOSSIL)

Loxonema
swedenborgiana
King, 1850 †
(FOSSIL)

Loxonema
geinitziana
H.B. Geinitz, 1848 †
(FOSSIL)

Loxonema
acicularis
F.A. Roemer, 1855 †
(FOSSIL)

Loxonema
annae
E.A.L. Kittl, 1894 †
(FOSSIL)

Loxonema
australis
A.C. Chapman, 1916 †
(FOSSIL)

Loxonema
bellona
J.W. Hall, 1876 †
(FOSSIL)

Loxonema
benevolum
J. Perner, 1907 †
(FOSSIL)

Loxonema
beraunense
J. Perner, 1903 †
(FOSSIL)

Loxonema
bertiense
Ruedemann, 1925 †
(FOSSIL)

Loxonema
bongardia
Heidelberger, 2001 †
(FOSSIL)

Loxonema
boydii
J.W. Hall, 1843 †
(FOSSIL)

Loxonema
broeggeri
E.F.R.K. Koken & J. Perner, 1925 †
(FOSSIL)

Loxonema
carinatum
Kirchner, 1915 †
(FOSSIL)

Loxonema
coapta
J.W. Hall, 1876 †
(FOSSIL)

Loxonema
constans
Böhm, 1895 †
(FOSSIL)

Loxonema
contrictum
Böhm, 1895 †
(FOSSIL)

Loxonema
cornubicum
Longstaff, 1909 †
(FOSSIL)

Loxonema
cortii
E.A.L. Kittl, 1899 †
(FOSSIL)

Loxonema
costulatum
J. Perner, 1907 †
(FOSSIL)

Loxonema
crispa
Lindström, 1884 †
(FOSSIL)

Loxonema
crucianum
E.A.L. Kittl, 1899 †
(FOSSIL)

Loxonema
dalecarlicum
Angelin & Lindström, 1880 †
(FOSSIL)

Loxonema
danai
A.H. Clarke, 1904 †
(FOSSIL)

Loxonema
debile
J. Perner, 1903 †
(FOSSIL)

Loxonema
delicatula
Wilson, 1938 †
(FOSSIL)

Loxonema
deornatum
de Koninck, 1881 †
(FOSSIL)

Loxonema
derelictum
J. Perner, 1903 †
(FOSSIL)

Loxonema
fasciatum
Lindström, 1884 †
(FOSSIL)

Loxonema
fecundum
de Koninck, 1881 †
(FOSSIL)

Loxonema
fitchi
J.W. Hall, 1859 †
(FOSSIL)

Loxonema
fragillima
J. Perner, 1907 †
(FOSSIL)

Loxonema
grayianum
Longst, 1909 †
(FOSSIL)

Loxonema
gregarium
(de Sowerby & Murchison, 1839 †)
(FOSSIL)

Loxonema
grignense
E.A.L. Kittl, 1899 †
(FOSSIL)

Loxonema
haueri
Klipstein, 1843 †
(FOSSIL)

Loxonema
heteromorphum
C. Gemmellaro, 1889 †
(FOSSIL)

Loxonema
hibernicum
Longst, 1909 †
(FOSSIL)

Loxonema
highlandense
A.H. Clarke, 1909 †
(FOSSIL)

Loxonema
hydraulica
J.W. Hall & R.P. Whitfield, 1872 †
(FOSSIL)

Loxonema
inclytum
J. Perner, 1907 †
(FOSSIL)

Loxonema
inconspicuum
Girty, 1909 †
(FOSSIL)

Loxonema
inexpectatum
J. Perner, 1903 †
(FOSSIL)

Loxonema
infrasilurica
E.F.R.K. Koken & J. Perner, 1925 †
(FOSSIL)

Loxonema
insociale
E.A.L. Kittl, 1894 †
(FOSSIL)

Loxonema
intumescens
Lindström, 1884 †
(FOSSIL)

Loxonema
invariabile
E.A.L. Kittl, 1894 †
(FOSSIL)

Loxonema
kayseri
Holzapfel, 1895 †
(FOSSIL)

Loxonema
kobelli
Klipstein, 1843 †
(FOSSIL)

Loxonema
kokeni
(E.A.L. Kittl, 1894 †)
(FOSSIL)

Loxonema
laeve
A. Römer, 1850 †
(FOSSIL)

Loxonema
leda
J.W. Hall, 1868 †
(FOSSIL)

Loxonema
ledburiense
Longstaff, 1909 †
(FOSSIL)

Loxonema
leviusulcum
de Koninck, 1881 †
(FOSSIL)

Loxonema
lindstroemi
Longst, 1909 †
(FOSSIL)

Loxonema
magnum
R.P. Whitfield, 1878 †
(FOSSIL)

Loxonema
megaspirae
Karczewski, 1989 †
(FOSSIL)

Loxonema
mersai
E.A.L. Kittl, 1894 †
(FOSSIL)

Loxonema
murrayana
Salter, 1859 †
(FOSSIL)

Loxonema
neptunis
E.A.L. Kittl, 1894 †
(FOSSIL)

Loxonema
ningxiaensis
Pan, 1997 †
(FOSSIL)

Loxonema
nitida
Longst, 1924 †
(FOSSIL)

Loxonema
obsoleta
(de Sowerby & Murchison, 1839 †)
(FOSSIL)

Loxonema
parvula
J. Perner, 1903 †
(FOSSIL)

Loxonema
paucicostatum
Kirchner, 1915 †
(FOSSIL)

Loxonema
perlonga
J. Perner, 1907 †
(FOSSIL)

Loxonema
perneri
Longstaff, 1909 †
(FOSSIL)

Loxonema
perneri
Longstaff, 1909 †
(FOSSIL)

Loxonema
philipii
Gruber, 1932 †
(FOSSIL)

Loxonema
pikensis
Hyde, 1953 †
(FOSSIL)

Loxonema
planatum
Longstaff, 1909 †
(FOSSIL)

Loxonema
plasi
Horný, 1953 †
(FOSSIL)

Loxonema
plicatissimum
C. Gemmellaro, 1889 †
(FOSSIL)

Loxonema
pollens
J. Perner, 1903 †
(FOSSIL)

Loxonema
polonica
Gürich, 1896 †
(FOSSIL)

Loxonema
postremum
J.W. Hall, 1883 †
(FOSSIL)

Loxonema
praecedens
J. Perner, 1903 †
(FOSSIL)

Loxonema
praeteritum
Longst, 1909 †
(FOSSIL)

Loxonema
propinquum
J. Perner, 1907 †
(FOSSIL)

Loxonema
pseudofasciatum
J. Donald, 1905 †
(FOSSIL)

Loxonema
pseudomorphum
C. Gemmellaro, 1889 †
(FOSSIL)

Loxonema
pupoideum
C. Gemmellaro, 1889 †
(FOSSIL)

Loxonema
rarecostatum
Böhm, 1895 †
(FOSSIL)

Loxonema
rectangulare
Spitz, 1907 †
(FOSSIL)

Loxonema
reedi
Longstaff, 1909 †
(FOSSIL)

Loxonema
renellaeformis
A. Römer, 1843 †
(FOSSIL)

Loxonema
rude
J. Perner, 1903 †
(FOSSIL)

Loxonema
salomonense
C. Gemmellaro, 1889 †
(FOSSIL)

Loxonema
scalarioideum
(B. Phillips, 1836 †)
(FOSSIL)

Loxonema
sellai
E.A.L. Kittl, 1899 †
(FOSSIL)

Loxonema
septentrionale
E.F.R.K. Koken & J. Perner, 1925 †
(FOSSIL)

Loxonema
sinuosa
(J. de C. Sowerby & Murchison, 1839 †)
(FOSSIL)

Loxonema
solida
J.W. Hall, 1859 †
(FOSSIL)

Loxonema
solvens
J. Perner, 1907 †
(FOSSIL)

Loxonema
spurium
de Koninck, 1881 †
(FOSSIL)

Loxonema
strangulatum
Lindström, 1884 †
(FOSSIL)

Loxonema
stylum
Tolmachoff, 1930 †
(FOSSIL)

Loxonema
subangulatum
Öpik, 1953 †
(FOSSIL)

Loxonema
subattenuata
J.W. Hall, 1859 †
(FOSSIL)

Loxonema
subconvexa
Yü, 1961 †
(FOSSIL)

Loxonema
subulata
A. Römer, 1843 †
(FOSSIL)

Loxonema
subvariabile
E.A.L. Kittl, 1899 †
(FOSSIL)

Loxonema
torquatum
J. Perner, 1907 †
(FOSSIL)

Loxonema
turritelliformis
Klipstein, 1843 †
(FOSSIL)

Loxonema
tzwetaevi
C. Gemmellaro, 1889 †
(FOSSIL)

Loxonema
vagrans
Wilson, 1938 †
(FOSSIL)

Loxonema
varicosum
C. Gemmellaro, 1889 †
(FOSSIL)

Loxonema
walcotti
Blodgett & Johnson, 1992 †
(FOSSIL)

Loxonema
wetzlariana
Heidelberger, 2001 †
(FOSSIL)

Loxonema
winnipegense
J.J.F. Whiteaves, 1893 †
(FOSSIL)

Loxonema
bella
Walcott, 1884 †
(FOSSIL)

Loxonema
prisca
Münster, 1840 †
(FOSSIL)

Loxonema
attenuata
Lindström, 1884 †
(FOSSIL)

Loxonema
vincta
J.W. Hall, 1856 †
(FOSSIL)

Loxonema
altivolvis
J.J.F. Whiteaves, 1892 †
(FOSSIL)

Loxonema
adpressa
B. Phillips, 1841 †
(FOSSIL)

Loxonema
phillipsii
A. Römer, 1843 †
(FOSSIL)

Loxonema
oligospira
Winchell, 1863 †
(FOSSIL)

Loxonema
nitidula
F.B. Meek & A.H. Worthen, 1860 †
(FOSSIL)

Loxonema
ovatum
A. Römer, 1850 †
(FOSSIL)

Loxonema
gigantea
W.H. Webster, 1888 †
(FOSSIL)

Loxonema
kasanensis
Netchaev, 1894 †
(FOSSIL)

Loxonema
falcifera
Stoppani, 1857 †
(FOSSIL)

Loxonema
gregaria
Knod, 1908 †
(FOSSIL)

Loxonema
rugosum
Billings, 1857 †
(FOSSIL)

Loxonema
beraultensis
Barrande in J. Perner, 1907 †
(FOSSIL)

Loxonema
elegantissima
E.K. Yoo, 1988 †
(FOSSIL)

Loxonema
cancellata
B. Phillips 1841 †
(FOSSIL)

Loxonema
striatissimum
Reed, 1897 †
(FOSSIL)

Nodoloxonema
magnificum
(Spitz, 1907 †)
(FOSSIL)

Nodoloxonema
plusquelleci
Blodgett & al., 1999 †
(FOSSIL)

Nodoloxonema
ruginosum
(de Koninck, 1881 †)
(FOSSIL)

Omospira
orientalis
J. Donald, 1906 †
(FOSSIL)

Omospira
alexandra
(Billings, 1865 †)
(FOSSIL)

Omospira
holtedahli
E.L. Yochelson, 1963 †
(FOSSIL)

Omospira
laticincta
Ulrich & Scofield, 1897 †
(FOSSIL)

Omospira
lophospiroides
Yü, 1961 †
(FOSSIL)

Omospira
trentonensis
Ulrich & Scofield, 1897 †
(FOSSIL)

Omospira
trentonensis
Wilson, 1951 †
(FOSSIL)

Omospira
trentonensis
Wilson, 1951 †
(FOSSIL)

Omospira
depressa
Longstaff 1924 †
(FOSSIL)

Rhabdostropha
grindrodii
J. Donald, 1905 †
(FOSSIL)

Rhabdostropha
latisinuata
Longst, 1924 †
(FOSSIL)

Rhabdostropha
leijiatunensis
Xi & Yu, 1990 †
(FOSSIL)

Rhabdostropha
minuta
(Lindström, 1884 †)
(FOSSIL)

Rhabdostropha
obscura
(J. Donald, 1902 †)
(FOSSIL)

Rhabdostropha
primitiva
Longst, 1924 †
(FOSSIL)

Rhabdostropha
quinquecincta
(Kjerulf, 1865 †)
(FOSSIL)

Rhabdostropha
stokei
Longst, 1909 †
(FOSSIL)

Spiroecus
girvanensis
Longst, 1924 †
(FOSSIL)

Spiroecus
nidhoeggi
McNamara, 1978 †
(FOSSIL)

Stylonema
arachne
J. Perner, 1907 †
(FOSSIL)

Stylonema
commutatum
J. Perner, 1907 †
(FOSSIL)

Stylonema
dilatata
Spitz, 1907 †
(FOSSIL)

Stylonema
domesticum
J. Perner, 1907 †
(FOSSIL)

Stylonema
domina
(J. Perner, 1903 †)
(FOSSIL)

Stylonema
hennahiana
(Sedgwick & Murchison, 1840 †)
(FOSSIL)

Stylonema
innotatum
J. Perner, 1907 †
(FOSSIL)

Stylonema
mater
J. Perner, 1907 †
(FOSSIL)

Stylonema
modestum
J. Perner, 1907 †
(FOSSIL)

Stylonema
oppositum
J. Perner, 1907 †
(FOSSIL)

Stylonema
parvula
Frýda & K. Bandel, 1997 †
(FOSSIL)

Stylonema
peramplum
J. Perner, 1907 †
(FOSSIL)

Stylonema
placidum
J. Perner, 1907 †
(FOSSIL)

Stylonema
potens
J. Perner, 1907 †
(FOSSIL)

Stylonema
rennoni
Heidelberger, 2001 †
(FOSSIL)

Stylonema
robusta
(J.W. Hall, 1859 †)
(FOSSIL)

Stylonema
solitarium
J. Perner, 1907 †
(FOSSIL)

Stylonema
styloideum
J. Perner, 1907 †
(FOSSIL)

Stylonema
transiens
J. Perner, 1907 †
(FOSSIL)

Stylonema
trochleatum
(Münster, 1840 †)
(FOSSIL)

Tyrsoecus
obtusus
F. Haas, 1953 †
(FOSSIL)

Tyrsoecus
multinodosa
Yin & E.L. Yochelson, 1983 †
(FOSSIL)