Boiotremus
caelatus
(J. Perner, 1903 †)
(FOSSIL)

Boiotremus
distans
(J. Perner, 1903 †)
(FOSSIL)

Boiotremus
fortis
(Frech, 1894 †)
(FOSSIL)

Boiotremus
incipiens
(J. Perner, 1903 †)
(FOSSIL)

Boiotremus
insignis
(E.F.R.K. Koken, 1889 †)
(FOSSIL)

Boiotremus
kosovensis
Horný, 1963 †
(FOSSIL)

Boiotremus
longitudinalis
(Lindström, 1884 †)
(FOSSIL)

Boiotremus
fortis
(Spitz, 1907 †)
(FOSSIL)

Bucania
comata
J. Perner, 1903 †
(FOSSIL)

Bucania
fiscellostriata
Foerste, 1887 †
(FOSSIL)

Bucania
nana
Ulrich & Scofield, 1897 †
(FOSSIL)

Bucania
catilloides
W.J. Raymond, 1906 †
(FOSSIL)

Bucania
warthi
L. Waagen, 1883 †
(FOSSIL)

Bucania
angustifasciata
L. Waagen, 1880 †
(FOSSIL)

Bucania
devonica
J.W. Hall & R.P. Whitfield, 1872 †
(FOSSIL)

Bucania
emerii
R. Etheridge jr., 1907 †
(FOSSIL)

Bucania
textilis
de Koninck, 1883 †
(FOSSIL)

Bucania
integra
L. Waagen, 1880 †
(FOSSIL)

Bucania
kattaensis
L. Waagen, 1880 †
(FOSSIL)

Bucania
waterkeyniana
de Koninck, 1844 †
(FOSSIL)

Bucania
sosiensis
C. Gemmellaro, 1889 †
(FOSSIL)

Bucania
makatikhae
Jakowlew, 1899 †
(FOSSIL)

Bucania
ornatissima
L. Waagen, 1880 †
(FOSSIL)

Bucania
tripla
R.P. Whitfield, 1889 †
(FOSSIL)

Bucania
cyrtoglypha
Bergeron, 1889 †
(FOSSIL)

Bucania
bidorsata
J.W. Hall, 1847 †
(FOSSIL)

Bucania
aotii
(Kobayashi, 1958 †)
(FOSSIL)

Bucania
batchtownensis
Bradley, 1930 †
(FOSSIL)

Bucania
bellapuncta
J.W. Hall, 1852 †
(FOSSIL)

Bucania
champlainensis
R.P. Whitfield, 1897 †
(FOSSIL)

Bucania
cornu
E.F.R.K. Koken, 1897 †
(FOSSIL)

Bucania
crassa
Ulrich & Scofield, 1897 †
(FOSSIL)

Bucania
czekanowskii
A. Schmidt, 1858 †
(FOSSIL)

Bucania
dorsoplana
Knod, 1908 †
(FOSSIL)

Bucania
draboviensis
J. Perner, 1903 †
(FOSSIL)

Bucania
elliptica
Ulrich & Scofield, 1897 †
(FOSSIL)

Bucania
ellisensis
Twenhofel, 1928 †
(FOSSIL)

Bucania
erratica
Frisk & Ebbestad, 2007 †
(FOSSIL)

Bucania
gracillima
E.F.R.K. Koken, 1896 †
(FOSSIL)

Bucania
groenlandica
Peel, 1991 †
(FOSSIL)

Bucania
halli
Ulrich & Scofield, 1897 †
(FOSSIL)

Bucania
minganensis
Twenhofel, 1938 †
(FOSSIL)

Bucania
minnesotensis
Ulrich & Scofield, 1897 †
(FOSSIL)

Bucania
mudanensis
Kobayashi, 1937 †
(FOSSIL)

Bucania
oelandica
E.F.R.K. Koken, 1896 †
(FOSSIL)

Bucania
peracuta
Ulrich & Scofield, 1897 †
(FOSSIL)

Bucania
pilula
Lindström, 1884 †
(FOSSIL)

Bucania
playfairi
Reed, 1921 †
(FOSSIL)

Bucania
pojetai
Wahlman, 1992 †
(FOSSIL)

Bucania
radiata
d''Eichwald, 1856 †
(FOSSIL)

Bucania
reticulata
(E.F.R.K. Koken & J. Perner, 1925 †)
(FOSSIL)

Bucania
robusta
J.J.F. Whiteaves, 1904 †
(FOSSIL)

Bucania
rugatina
Ulrich & Scofield, 1897 †
(FOSSIL)

Bucania
rumpfi
E.A.L. Kittl, 1891 †
(FOSSIL)

Bucania
simulatrix
Ulrich & Scofield, 1897 †
(FOSSIL)

Bucania
squamosus
(Lindström, 1884 †)
(FOSSIL)

Bucania
stephnae
Peel, 1991 †
(FOSSIL)

Bucania
stigmosa
J.W. Hall, 1852 †
(FOSSIL)

Bucania
subangulata
Ulrich & Scofield, 1897 †
(FOSSIL)

Bucania
sublata
Ulrich & Scofield, 1897 †
(FOSSIL)

Bucania
sulcatina
(E. Emmons, 1842 †)
(FOSSIL)

Bucania
tsuibonensis
(Kobayashi, 1934 †)
(FOSSIL)

Bucania
ungava
Wilson, 1938 †
(FOSSIL)

Bucania
witryana
de Koninck, 1883 †
(FOSSIL)

Bucania
lindleyi
Safford, 1869 †
(FOSSIL)

Bucania
bidorsata
Ulrich & Scofield, 1897 †
(FOSSIL)

Bucania
exigus
Foerste, 1887 †
(FOSSIL)

Bucania
lyelli
J.W. Hall 1847 †
(FOSSIL)

Goniotremus
involutus
(Frech, 1894 †)
(FOSSIL)

Goniotremus
polygonus
(J. Perner, 1903 †)
(FOSSIL)

Grandostoma
caudatum
(J. Perner, 1903 †)
(FOSSIL)

Grandostoma
etheridgei
(Reed, 1921 †)
(FOSSIL)

Grandostoma
grande
(J. Perner, 1903 †)
(FOSSIL)

Grandostoma
taconicum
Marek, 1963 †
(FOSSIL)

Kokenospira
costalis
(Ulrich & Scofield, 1897 †)
(FOSSIL)

Kokenospira
credibilis
Reed, 1921 †
(FOSSIL)

Kokenospira
esthona
(E.F.R.K. Koken, 1889 †)
(FOSSIL)

Kokenospira
euphemoides
Reed, 1921 †
(FOSSIL)

Kokenospira
girvanensis
Reed, 1921 †
(FOSSIL)

Kokenospira
glabrata
E.F.R.K. Koken & J. Perner, 1925 †
(FOSSIL)

Kokenospira
guizhouensis
Xi, 1974 †
(FOSSIL)

Kokenospira
inflata
(E.F.R.K. Koken, 1897 †)
(FOSSIL)

Kokenospira
insularis
E.F.R.K. Koken & J. Perner, 1925 †
(FOSSIL)

Kokenospira
lateralis
(d'Eichwald, 1860 †)
(FOSSIL)

Kokenospira
latidorsata
Reed, 1921 †
(FOSSIL)

Kokenospira
lingualis
(Salter & Aveline, 1854 †)
(FOSSIL)

Kokenospira
maccullochi
Reed, 1921 †
(FOSSIL)

Kokenospira
mullochensis
Reed, 1921 †
(FOSSIL)

Kokenospira
nicholsoni
Reed, 1921 †
(FOSSIL)

Kokenospira
retifera
Öpik, 1930 †
(FOSSIL)

Kokenospira
secunda
(Reed, 1906 †)
(FOSSIL)

Kokenospira
undata
(E.F.R.K. Koken, 1897 †)
(FOSSIL)

Kokenospira
virginiana
Butts, 1940 †
(FOSSIL)

Kokenospira
subdecussata
(F. McCoy, 1851 †)
(FOSSIL)

Loxobucania
evoluta
(Reed, 1921 †)
(FOSSIL)

Loxobucania
frankfortensis
(Ulrich & Scofield, 1897 †)
(FOSSIL)

Loxobucania
gravida
(Reed, 1921 †)
(FOSSIL)

Loxobucania
katoi
(T. Kobayashi, 1930 †)
(FOSSIL)

Loxobucania
lindsleyi
(Safford, 1869 †)
(FOSSIL)

Loxobucania
nashvillensis
(Ulrich & Scofield, 1897 †)
(FOSSIL)

Loxobucania
singularis
(Ulrich & Scofield, 1897 †)
(FOSSIL)

Megalomphala
contorta
(d''Eichwald, 1856 †)
(FOSSIL)

Megalomphala
crassa
(E.F.R.K. Koken, 1896 †)
(FOSSIL)

Megalomphala
crassiuscula
E.F.R.K. Koken, 1897 †
(FOSSIL)

Megalomphala
cycloides
(E.F.R.K. Koken, 1896 †)
(FOSSIL)

Megalomphala
dawesi
Peel, 1991 †
(FOSSIL)

Megalomphala
gotlandica
Peel, 1991 †
(FOSSIL)

Megalomphala
latissima
E.F.R.K. Koken, 1897 †
(FOSSIL)

Megalomphala
marjorae
Peel, 1991 †
(FOSSIL)

Megalomphala
pinguis
(E.F.R.K. Koken & J. Perner, 1925 †)
(FOSSIL)

Megalomphala
planorbiformis
E.F.R.K. Koken, 1897 †
(FOSSIL)

Megalomphala
salpinx
E.F.R.K. Koken, 1897 †
(FOSSIL)

Megalomphala
septentrionale
C.M. Poulsen, 1974 †
(FOSSIL)

Megalomphala
taenia
(Lindström, 1884 †)
(FOSSIL)

Megalomphala
wilfredi
Peel, 1991 †
(FOSSIL)

Patellostium
scriptiferus
White, 1862 †
(FOSSIL)

Patellostium
branneri
Weller, 1897 †
(FOSSIL)

Patellostium
britannicum
Amler & Heidelberger, 2003 †
(FOSSIL)

Patellostium
ourayensis
(Gurley, 1884 †)
(FOSSIL)

Patellostium
revolvens
Williams & M. Breger, 1916 †
(FOSSIL)

Phragmolites
bellulus
Ulrich & Scofield, 1897 †
(FOSSIL)

Phragmolites
cellulosus
Ulrich & Scofield, 1897 †
(FOSSIL)

Phragmolites
compressus
T.A. Conrad, 1838 †
(FOSSIL)

Phragmolites
desideratus
Billings, 1866 †
(FOSSIL)

Phragmolites
dyeri
(J.W. Hall, 1872 †)
(FOSSIL)

Phragmolites
elegans
(Miller, 1874 †)
(FOSSIL)

Phragmolites
excavatus
(E.F.R.K. Koken & J. Perner, 1925 †)
(FOSSIL)

Phragmolites
fimbriatus
(Ulrich & Scofield, 1897 †)
(FOSSIL)

Phragmolites
girvanensis
(Reed, 1921 †)
(FOSSIL)

Phragmolites
huoliensis
Endo, 1935 †
(FOSSIL)

Phragmolites
hyperboreus
Troedsson, 1928 †
(FOSSIL)

Phragmolites
imbricatus
F.B. Meek & A.H. Worthen, 1868 †
(FOSSIL)

Phragmolites
lindstroemi
(E.F.R.K. Koken & J. Perner, 1925 †)
(FOSSIL)

Phragmolites
multinotatus
Bradley, 1930 †
(FOSSIL)

Phragmolites
obliquus
Ulrich & Scofield, 1897 †
(FOSSIL)

Phragmolites
pannosus
Billings, 1866 †
(FOSSIL)

Phragmolites
phaecus
Öpik, 1953 †
(FOSSIL)

Phragmolites
sladensis
(Reed, 1921 †)
(FOSSIL)

Phragmolites
slawsoni
Hussey, 1926 †
(FOSSIL)

Phragmolites
suarezi
Fischer, 1969 †
(FOSSIL)

Phragmolites
triangularis
Ulrich & Scofield, 1897 †
(FOSSIL)

Phragmolites
cambrensis
D.E. Harper, 1947 †
(FOSSIL)

Salpingostoma
asteroideum
Reed, 1921 †
(FOSSIL)

Salpingostoma
macrostomoides
Spriestersbach, 1925 †
(FOSSIL)

Salpingostoma
attavum
J. Perner, 1903 †
(FOSSIL)

Salpingostoma
billingsi
Wilson, 1951 †
(FOSSIL)

Salpingostoma
boreale
J.J.F. Whiteaves, 1904 †
(FOSSIL)

Salpingostoma
buelli
R.P. Whitfield, 1878 †
(FOSSIL)

Salpingostoma
canadensis
(Billings, 1866 †)
(FOSSIL)

Salpingostoma
carnatum
Ebbestad, 1999 †
(FOSSIL)

Salpingostoma
carrolense
E.F.R.K. Koken & J. Perner, 1925 †
(FOSSIL)

Salpingostoma
compressum
(d''Eichwald, 1840 †)
(FOSSIL)

Salpingostoma
cristatum
E.F.R.K. Koken & J. Perner, 1925 †
(FOSSIL)

Salpingostoma
depressum
E.F.R.K. Koken & J. Perner, 1925 †
(FOSSIL)

Salpingostoma
dilatatum
(d'Eichwald, 1860 †)
(FOSSIL)

Salpingostoma
elevatum
E.F.R.K. Koken & J. Perner, 1925 †
(FOSSIL)

Salpingostoma
expansa
(J.W. Hall, 1847 †)
(FOSSIL)

Salpingostoma
imbricatum
Ulrich & Scofield, 1897 †
(FOSSIL)

Salpingostoma
infundibulum
Reed, 1921 †
(FOSSIL)

Salpingostoma
inornatum
Northrop, 1939 †
(FOSSIL)

Salpingostoma
involutum
E.F.R.K. Koken & J. Perner, 1925 †
(FOSSIL)

Salpingostoma
kentuckyense
Ulrich & Scofield, 1897 †
(FOSSIL)

Salpingostoma
kokeni
Teichert, 1932 †
(FOSSIL)

Salpingostoma
latum
Foerste, 1924 †
(FOSSIL)

Salpingostoma
locator
(d''Eichwald, 1860 †)
(FOSSIL)

Salpingostoma
macera
E.F.R.K. Koken & J. Perner, 1925 †
(FOSSIL)

Salpingostoma
martinssoni
Peel, 1991 †
(FOSSIL)

Salpingostoma
megalostoma
(d''Eichwald, 1840 †)
(FOSSIL)

Salpingostoma
orientalis
Twenhofel, 1928 †
(FOSSIL)

Salpingostoma
richmondensis
Ulrich & Scofield, 1897 †
(FOSSIL)

Salpingostoma
sculptilis
Ulrich & Scofield, 1897 †
(FOSSIL)

Salpingostoma
shallochense
Reed, 1921 †
(FOSSIL)

Salpingostoma
subtilistriatus
Spriestersbach, 1925 †
(FOSSIL)

Salpingostoma
terrilli
A.W. Grabau, 1922 †
(FOSSIL)

Salpingostoma
verrucosum
E.F.R.K. Koken & J. Perner, 1925 †
(FOSSIL)

Salpingostoma
zaddachi
E.F.R.K. Koken & J. Perner, 1925 †
(FOSSIL)

Salpingostoma
multirugatum
(Reed, 1921 †)
(FOSSIL)

Tremanotus
angustata
(J.W. Hall, 1852 †)
(FOSSIL)

Tremanotus
aymestriensis
(Murchison, 1839 †)
(FOSSIL)

Tremanotus
chicagoensis
(McChesney, 1859 †)
(FOSSIL)

Tremanotus
civis
(J. Perner, 1903 †)
(FOSSIL)

Tremanotus
compressus
Lindström, 1884 †
(FOSSIL)

Tremanotus
crassolare
(McChesney, 1861 †)
(FOSSIL)

Tremanotus
cyclocostatus
Talent & Philip, 1956 †
(FOSSIL)

Tremanotus
deficiens
J. Perner, 1903 †
(FOSSIL)

Tremanotus
inopinata
(J. Perner, 1903 †)
(FOSSIL)

Tremanotus
minutus
Northrop, 1939 †
(FOSSIL)

Tremanotus
nautiloidea
J. Perner, 1903 †
(FOSSIL)

Tremanotus
parvus
Spitz, 1907 †
(FOSSIL)

Tremanotus
pervoluta
(McChesney, 1861 †)
(FOSSIL)

Tremanotus
planorbis
J. Perner, 1903 †
(FOSSIL)

Tremanotus
dilatatus
Portlock, 1843 †
(FOSSIL)

Tremanotus
pritchardi
Cresswell, 1893 †
(FOSSIL)

Tremanotus
profundus
(J.W. Hall, 1859 †)
(FOSSIL)

Tremanotus
trigonostoma
J.W. Hall & R.P. Whitfield, 1875 †
(FOSSIL)

Tremanotus
tuboides
(J. Perner, 1903 †)
(FOSSIL)

Tremanotus
dilatatus
(J. de C. Sowerby & Murchison, 1839 †)
(FOSSIL)

Undulabucania
gorbyi
(Miller, 1892 †)
(FOSSIL)

Undulabucania
punctifrons
(E. Emmons, 1842 †)
(FOSSIL)