Adranella
sundaica
(K.H.J. Thiele & S.G.A. Jaeckel, 1931)

Megayoldia
japonica
(A. Adams & L.A. Reeve, 1850)

Megayoldia
lischkei
(E.A. Smith, 1885)

Megayoldia
montereyensis
(W.H. Dall, 1893)

Megayoldia
scapha
M. Yokoyama, 1926

Megayoldia
toyamaensis
(J.T. Kuroda, 1929)

Megayoldia
karaginskiensis
Y.B. Gladenkov, 1972 †
(FOSSIL)

Microgloma
pusilla
(J.G. Jeffreys, 1879)

Microgloma
tumidula
(T.A. de M. Monterosato, 1880)

Microgloma
mirmidina
(P. Dautzenberg & H. Fischer, 1897)

Microgloma
yongei
(A. Sanders & J.A. Allen, 1973)

Microgloma
macaron
N.P. Benaim & R.S. Absalão, 2011

Microgloma
nhanduti
N.P. Benaim & R.S. Absalão, 2011

Orthoyoldia
solenoides
(W.H. Dall, 1881)

Orthoyoldia
lepidula
(A. Adams, 1856)

Orthoyoldia
serotina
(R.B. Hinds, 1843)

Orthoyoldia
liorhina
(W.H. Dall, 1881)

Orthoyoldia
panamensis
(W.H. Dall, 1908)

Orthoyoldia
scapania
(W.H. Dall, 1890)

Orthoyoldia
tenella
(R.B. Hinds, 1843)

Orthoyoldia
claibornensis
(T.A. Conrad, 1848 †)
(FOSSIL)

Orthoyoldia
psammotaea
W.H. Dall, 1898 †
(FOSSIL)

Orthoyoldia
haboroensis
S. Uozumi, 1957 †
(FOSSIL)

Orthoyoldia
psammotaea
(G.F. Harris, 1919 †)
(FOSSIL)

Portlandia
dalli
A. Krause, 1885

Portlandia
arctica
Messjatsev, 1931

Portlandia
subaequilatera
J.G. Jeffreys, 1879

Portlandia
persei
Messjatsev, 1931

Portlandia
aestuariorum
(Mosevich, 1928)

Portlandia
collinsoni
W.H. Dall, 1919

Portlandia
glacialis
(J.E. Gray, 1825)

Portlandia
intermedia
(G.O. Sars, 1865)

Portlandia
decipiens
E.A. Smith, 1885

Portlandia
pachia
(A.E. Verrill & K.J. Bush, 1898)

Portlandia
stricta
A.E. Verrill & K.J. Bush, 1897

Portlandia
kolthoffi
R. Hägg, 1904

Portlandia
kermadecensis
J. Knudsen, 1970

Portlandia
mediana
Z.A. Filatova & A.A. Schileyko, 1984

Portlandia
isonota
(E.C. Von Martens, 1881)

Portlandia
sulcifera
(L.A. Reeve, 1855)

Portlandia
exotica
T.A. Okutani & T.C. Lan, 1999

Portlandia
nigromaculata
T.A. Okutani, 1983

Portlandia
cerussata
Slodkewitsch, 1938 †
(FOSSIL)

Portlandia
impressa
Perri, 1975

Portlandia
kakimii
S. Uozumi, 1957 †
(FOSSIL)

Portlandia
laudabilis
Yokoyama, 1924 †
(FOSSIL)

Portlandia
glacialis
(Wood, 1828 †)
(FOSSIL)

Portlandia
deshayesiana
(P. Nyst, 1835 †)
(FOSSIL)

Portlandia
dvalii
L. Krishtofovich, 1984 †
(FOSSIL)

Portlandia
arcuata
Pronina, 1969 †
(FOSSIL)

Portlandia
orientalis
L. Krishtofovich, 1969 †
(FOSSIL)

Portlandia
furcata
M. Ichikawa & K. Maeda, 1958 †
(FOSSIL)

Portlandia
cuneistriata
M. Ichikawa & K. Maeda, 1958 †
(FOSSIL)

Portlandia
obliquistriata
(K. Amano, 1957 †)
(FOSSIL)

Portlandia
sanchuensis
(Yabe & Nagao 1926) †
(FOSSIL)

Scissileda
anatina
(E.A. Smith, 1896)

Scissileda
nicobarica
(J.G. Bruguière, 1789)

Scissileda
iris
R.N. Kilburn, 1994

Scissileda
semisculpta
(K.H.J. Thiele & S.G.A. Jaeckel, 1931)

Scissileda
clara
(J.C. Melvill, 1898)

Scissileda
crassicardo
R.N. Kilburn, 1994

Scissileda
divaricata
(N.H. Odhner, 1919)

Scissileda
tropica
(J.C. Melvill, 1897)

Scissileda
franciscoi
(Shuto 1971) †
(FOSSIL)

Yoldia
infrequens
W.H. Dall, 1908

Yoldia
microscopica
T.A. de M. Monterosato, 1878

Yoldia
conceptionis
W.H. Dall, 1896

Yoldia
perprotracta
W.H. Dall, 1912

Yoldia
electra
Auct. non C.B. Adams, 1846

Yoldia
inaequisculpta
É. Lamy, 1906

Yoldia
amygdalea
A. Valenciennes, 1846

Yoldia
seminuda
W.H. Dall, 1897

Yoldia
hyperborea
(A.A. Gould, 1841)

Yoldia
limatula
(T. Say, 1831)

Yoldia
micrometrica
G. Seguenza, 1877

Yoldia
cascoensis
J.W. Mighels & C.B. Adams, 1842

Yoldia
sapotilla
(A.A. Gould, 1841)

Yoldia
scissurata
W.H. Dall, 1897

Yoldia
solenoides
W.H. Dall, 1881

Yoldia
glauca
J.T. Kuroda & T. Habe in T. Habe, 1961

Yoldia
aurata
T.C. Lan & Y.C. Lee, 2001

Yoldia
lata
(R.B. Hinds, 1843)

Yoldia
lepidula
A. Adams, 1856

Yoldia
lepida
A. Adams, 1856

Yoldia
similis
J.T. Kuroda & T. Habe in T. Habe, 1961

Yoldia
beringiana
W.H. Dall, 1916

Yoldia
multidentata
Khomenko, 1937 †
(FOSSIL)

Yoldia
jeffreysi
A.E. Verrill, 1884

Yoldia
lucida
S.L. Lovén, 1846

Yoldia
profundorum
J.C. Melvill & R. Standen, 1912

Yoldia
pygmaea
H.B.S. Friele, 1878

Yoldia
arctica
W. Leche, 1883

Yoldia
inconspicua
J.A. Allen, A. Sanders & G. Hannah, 1995

Yoldia
sanesia
W.H. Dall, 1916

Yoldia
sericea
J.G. Jeffreys, 1876

Yoldia
notabilis
M. Yokoyama, 1922

Yoldia
seminuda
W.H. Dall, 1871

Yoldia
eightsii
(J.C. Jay, 1839)

Yoldia
hyperborea
K.W. Ockelmann, 1954

Yoldia
kikuchii
J.T. Kuroda, 1929

Yoldia
quiba
A.A. Olsson, 1942

Yoldia
callista
K.J. Bush, 1893

Yoldia
narthecia
(C. Hedley, 1915)

Yoldia
minima
G. Seguenza, 1877

Yoldia
abyssicola
G.O. Sars, 1872

Yoldia
sericea
A.E. Verrill, 1884

Yoldia
gloriosa
A. Adams, 1856

Yoldia
kermadecensis
J. Knudsen, 1970

Yoldia
vicina
E.A. Smith, 1906

Yoldia
bartschi
O.A. Scarlato, 1981

Yoldia
pseudonotabilis
O.A. Scarlato, 1981

Yoldia
toporoki
O.A. Scarlato, 1981

Yoldia
dicella
W.H. Dall, 1908

Yoldia
vincula
W.H. Dall, 1908

Yoldia
lata
J.A. Allen, A. Sanders & G. Hannah, 1995

Yoldia
mcchesneyana
Girty, 1910 †
(FOSSIL)

Yoldia
oweni
McChesney, 1859 †
(FOSSIL)

Yoldia
bocasensis
A.A. Olsson, 1922 †
(FOSSIL)

Yoldia
clydoniona
D.T. Dockery, 1982 †
(FOSSIL)

Yoldia
cupressensis
H.D. Russell & Landes, 1937 †
(FOSSIL)

Yoldia
dowlingi
H.D. Russell & Landes, 1937 †
(FOSSIL)

Yoldia
duprei
C.S. Weaver & K.V.W. Palmer, 1922 †
(FOSSIL)

Yoldia
evansi
F.B. Meek & Hayden, 1857 †
(FOSSIL)

Yoldia
freytagi
N.H. Ludbrook, 1966 †
(FOSSIL)

Yoldia
gladenkovi
Marincovich Jr., 1993 †
(FOSSIL)

Yoldia
hikoshimensis
K. Hirayama, 1956 †
(FOSSIL)

Yoldia
impressa
T.A. Conrad, 1865 †
(FOSSIL)

Yoldia
kermadecensis
Knudson, 1970

Yoldia
kissoumi
McLearn, 1933 †
(FOSSIL)

Yoldia
laevis
(T. Say, 1824 †)
(FOSSIL)

Yoldia
mater
Meyer, 1885 †
(FOSSIL)

Yoldia
mcconnelli
H.D. Russell & Landes, 1937 †
(FOSSIL)

Yoldia
mortuasusensis
Clark & Woodford, 1927 †
(FOSSIL)

Yoldia
mosesi
E.G. Bryant & K.V.W. Palmer, 1923 †
(FOSSIL)

Yoldia
nitida
(G.B. Brocchi, 1814 †)
(FOSSIL)

Yoldia
peninsularis
Anelli & al., 2006 †
(FOSSIL)

Yoldia
pisciformis
J. Brown & H.A. Pilsbry, 1917 †
(FOSSIL)

Yoldia
sagittalia
Yokoyama, 1925 †
(FOSSIL)

Yoldia
scissurata
W.H. Dall, 1909

Yoldia
serica
T.A. Conrad, 1848 †
(FOSSIL)

Yoldia
subscitula
F.B. Meek & Hayden, 1865 †
(FOSSIL)

Yoldia
supramontereyensis
R. Arnold, 1908 †
(FOSSIL)

Yoldia
semistriata
(Wood, 1840 †)
(FOSSIL)

Yoldia
obtusata
L. Krishtofovich, 1984 †
(FOSSIL)

Yoldia
deformis
Kogan, 1939 †
(FOSSIL)

Yoldia
elliptica
Yokoyama, 1924 †
(FOSSIL)

Yoldia
ermanensis
Y.B. Gladenkov, 1976 †
(FOSSIL)

Yoldia
rekinnensis
V.N. Sinelnikova, 1990 †
(FOSSIL)

Yoldia
supraoregona
Khomenko, 1931 †
(FOSSIL)

Yoldia
yamagatana
S. Nomura & N. Zinbo, 1937 †
(FOSSIL)

Yoldia
oregona
(Shumard, 1858 †)
(FOSSIL)

Yoldia
tenuissima
(Clark, 1918 †)
(FOSSIL)

Yoldia
ossoriensis
Pronina, 1973 †
(FOSSIL)

Yoldia
takaradaiensis
(L. Krishtofovich, 1957 †)
(FOSSIL)

Yoldia
tigilensis
(Slodkewitsch, 1938 †)
(FOSSIL)

Yoldia
matschigarica
(L. Krishtofovich, 1964 †)
(FOSSIL)

Yoldia
nairoensis
(Evseev, 1964 †)
(FOSSIL)

Yoldia
vasiljevskii
(Slodkewitsch, 1938 †)
(FOSSIL)

Yoldia
biremis
S. Uozumi, 1957 †
(FOSSIL)

Yoldia
glaberrima
(Münster, 1837 †)
(FOSSIL)

Yoldia
makarovi
Evseev, 1964 †
(FOSSIL)

Yoldia
rostriformis
Y.B. Gladenkov, 1984 †
(FOSSIL)

Yoldia
saitoi
S. Uozumi, 1957 †
(FOSSIL)

Yoldia
vengeriana
L. Krishtofovich, 1959 †
(FOSSIL)

Yoldia
valvulus
J.W. Hall & R.P. Whitfield, 1872 †
(FOSSIL)

Yoldia
longifrons
(T.A. Conrad, 1860 †)
(FOSSIL)

Yoldia
multiconcentrica
B. Wade, 1926 †
(FOSSIL)

Yoldia
defossata
Quilty & al., 2016 †
(FOSSIL)

Yoldia
frater
W.H. Dall, 1898 †
(FOSSIL)

Yoldia
clydaniona
D.T. Dockery, 1982 †
(FOSSIL)

Yoldia
rovascudae
F. Sacco, 1897 †
(FOSSIL)

Yoldia
corpulentoides
T.H. Aldrich, 1895 †
(FOSSIL)

Yoldia
kindlei
G.F. Harris, 1896 †
(FOSSIL)

Yoldia
bella
Berezovsky, 2015 †
(FOSSIL)

Yoldia
oblukovinensis
Krishtofovich & Pronina, 1973 †
(FOSSIL)

Yoldia
sublischkei
Y.B. Gladenkov, 1984 †
(FOSSIL)

Yoldia
epimultidentata
Y.B. Gladenkov, 1972 †
(FOSSIL)

Yoldia
amaninensis
Simonova †
(FOSSIL)

Yoldia
longissima
Slodkewitsch, 1936 †
(FOSSIL)

Yoldia
antiqua
Y.B. Gladenkov, 1994 †
(FOSSIL)

Yoldia
bersoni
Pronina, 1973 †
(FOSSIL)

Yoldia
caudata
Khomenko, 1973 †
(FOSSIL)

Yoldia
chejsliensis
Y.B. Gladenkov, 1990 †
(FOSSIL)

Yoldia
chojensis
Simonova, 1941 †
(FOSSIL)

Yoldia
djakovi
Slodkewitsch, 1938 †
(FOSSIL)

Yoldia
enemtensis
Y.B. Gladenkov, 1979 †
(FOSSIL)

Yoldia
epilongissima
Y.B. Gladenkov, 1972 †
(FOSSIL)

Yoldia
gackhensis
L. Krishtofovich, 1984 †
(FOSSIL)

Yoldia
posneri
L. Krishtofovich, 1973 †
(FOSSIL)

Yoldia
gretschischkini
L. Krishtofovich, 1964 †
(FOSSIL)

Yoldia
kovatschensis
(Slodkewitsch, 1938 †)
(FOSSIL)

Yoldia
valida
Gladikova, 1984 †
(FOSSIL)

Yoldia
uvutschensis
L. Krishtofovich, 1984 †
(FOSSIL)

Yoldia
tschekhovi
L. Krishtofovich, 1964 †
(FOSSIL)

Yoldia
limimtensis
K.B. Barinov, 1992 †
(FOSSIL)

Yoldia
praeposneri
L. Krishtofovich, 1984 †
(FOSSIL)

Yoldia
nabiliana
(Simonova, 1937 †)
(FOSSIL)

Yoldia
navicula
L.S. Zhidkova, 1980

Yoldia
obsoleta
Konova, 1984 †
(FOSSIL)

Yoldia
subamygdalea
Y.B. Gladenkov, 1984 †
(FOSSIL)

Yoldia
temblorensis
F.M. Anderson & Martin, 1914 †
(FOSSIL)

Yoldia
totschiloensis
L. Krishtofovich, 1984

Yoldia
tokunagai
M. Yokoyama, 1925 †
(FOSSIL)

Yoldia
yabei
(M. Yokoyama, 1924 †)
(FOSSIL)

Yoldia
microdonta
Meek 1871 †
(FOSSIL)

Yoldia
infrequens
W.H. Dall, 1908

Yoldia
microscopica
T.A. de M. Monterosato, 1878

Yoldia
conceptionis
W.H. Dall, 1896

Yoldia
perprotracta
W.H. Dall, 1912

Yoldia
electra
Auct. non C.B. Adams, 1846

Yoldia
inaequisculpta
É. Lamy, 1906

Yoldia
amygdalea
A. Valenciennes, 1846

Yoldia
seminuda
W.H. Dall, 1897

Yoldia
hyperborea
(A.A. Gould, 1841)

Yoldia
limatula
(T. Say, 1831)

Yoldia
micrometrica
G. Seguenza, 1877

Yoldia
cascoensis
J.W. Mighels & C.B. Adams, 1842

Yoldia
sapotilla
(A.A. Gould, 1841)

Yoldia
scissurata
W.H. Dall, 1897

Yoldia
solenoides
W.H. Dall, 1881

Yoldia
glauca
J.T. Kuroda & T. Habe in T. Habe, 1961

Yoldia
aurata
T.C. Lan & Y.C. Lee, 2001

Yoldia
lata
(R.B. Hinds, 1843)

Yoldia
lepidula
A. Adams, 1856

Yoldia
lepida
A. Adams, 1856

Yoldia
similis
J.T. Kuroda & T. Habe in T. Habe, 1961

Yoldia
beringiana
W.H. Dall, 1916

Yoldia
multidentata
Khomenko, 1937 †
(FOSSIL)

Yoldia
jeffreysi
A.E. Verrill, 1884

Yoldia
lucida
S.L. Lovén, 1846

Yoldia
profundorum
J.C. Melvill & R. Standen, 1912

Yoldia
pygmaea
H.B.S. Friele, 1878

Yoldia
arctica
W. Leche, 1883

Yoldia
inconspicua
J.A. Allen, A. Sanders & G. Hannah, 1995

Yoldia
sanesia
W.H. Dall, 1916

Yoldia
sericea
J.G. Jeffreys, 1876

Yoldia
notabilis
M. Yokoyama, 1922

Yoldia
seminuda
W.H. Dall, 1871

Yoldia
eightsii
(J.C. Jay, 1839)

Yoldia
hyperborea
K.W. Ockelmann, 1954

Yoldia
kikuchii
J.T. Kuroda, 1929

Yoldia
quiba
A.A. Olsson, 1942

Yoldia
callista
K.J. Bush, 1893

Yoldia
narthecia
(C. Hedley, 1915)

Yoldia
minima
G. Seguenza, 1877

Yoldia
abyssicola
G.O. Sars, 1872

Yoldia
sericea
A.E. Verrill, 1884

Yoldia
gloriosa
A. Adams, 1856

Yoldia
kermadecensis
J. Knudsen, 1970

Yoldia
vicina
E.A. Smith, 1906

Yoldia
bartschi
O.A. Scarlato, 1981

Yoldia
pseudonotabilis
O.A. Scarlato, 1981

Yoldia
toporoki
O.A. Scarlato, 1981

Yoldia
dicella
W.H. Dall, 1908

Yoldia
vincula
W.H. Dall, 1908

Yoldia
lata
J.A. Allen, A. Sanders & G. Hannah, 1995

Yoldia
mcchesneyana
Girty, 1910 †
(FOSSIL)

Yoldia
oweni
McChesney, 1859 †
(FOSSIL)

Yoldia
bocasensis
A.A. Olsson, 1922 †
(FOSSIL)

Yoldia
clydoniona
D.T. Dockery, 1982 †
(FOSSIL)

Yoldia
cupressensis
H.D. Russell & Landes, 1937 †
(FOSSIL)

Yoldia
dowlingi
H.D. Russell & Landes, 1937 †
(FOSSIL)

Yoldia
duprei
C.S. Weaver & K.V.W. Palmer, 1922 †
(FOSSIL)

Yoldia
evansi
F.B. Meek & Hayden, 1857 †
(FOSSIL)

Yoldia
freytagi
N.H. Ludbrook, 1966 †
(FOSSIL)

Yoldia
gladenkovi
Marincovich Jr., 1993 †
(FOSSIL)

Yoldia
hikoshimensis
K. Hirayama, 1956 †
(FOSSIL)

Yoldia
impressa
T.A. Conrad, 1865 †
(FOSSIL)

Yoldia
kermadecensis
Knudson, 1970

Yoldia
kissoumi
McLearn, 1933 †
(FOSSIL)

Yoldia
laevis
(T. Say, 1824 †)
(FOSSIL)

Yoldia
mater
Meyer, 1885 †
(FOSSIL)

Yoldia
mcconnelli
H.D. Russell & Landes, 1937 †
(FOSSIL)

Yoldia
mortuasusensis
Clark & Woodford, 1927 †
(FOSSIL)

Yoldia
mosesi
E.G. Bryant & K.V.W. Palmer, 1923 †
(FOSSIL)

Yoldia
nitida
(G.B. Brocchi, 1814 †)
(FOSSIL)

Yoldia
peninsularis
Anelli & al., 2006 †
(FOSSIL)

Yoldia
pisciformis
J. Brown & H.A. Pilsbry, 1917 †
(FOSSIL)

Yoldia
sagittalia
Yokoyama, 1925 †
(FOSSIL)

Yoldia
scissurata
W.H. Dall, 1909

Yoldia
serica
T.A. Conrad, 1848 †
(FOSSIL)

Yoldia
subscitula
F.B. Meek & Hayden, 1865 †
(FOSSIL)

Yoldia
supramontereyensis
R. Arnold, 1908 †
(FOSSIL)

Yoldia
semistriata
(Wood, 1840 †)
(FOSSIL)

Yoldia
obtusata
L. Krishtofovich, 1984 †
(FOSSIL)

Yoldia
deformis
Kogan, 1939 †
(FOSSIL)

Yoldia
elliptica
Yokoyama, 1924 †
(FOSSIL)

Yoldia
ermanensis
Y.B. Gladenkov, 1976 †
(FOSSIL)

Yoldia
rekinnensis
V.N. Sinelnikova, 1990 †
(FOSSIL)

Yoldia
supraoregona
Khomenko, 1931 †
(FOSSIL)

Yoldia
yamagatana
S. Nomura & N. Zinbo, 1937 †
(FOSSIL)

Yoldia
oregona
(Shumard, 1858 †)
(FOSSIL)

Yoldia
tenuissima
(Clark, 1918 †)
(FOSSIL)

Yoldia
ossoriensis
Pronina, 1973 †
(FOSSIL)

Yoldia
takaradaiensis
(L. Krishtofovich, 1957 †)
(FOSSIL)

Yoldia
tigilensis
(Slodkewitsch, 1938 †)
(FOSSIL)

Yoldia
matschigarica
(L. Krishtofovich, 1964 †)
(FOSSIL)

Yoldia
nairoensis
(Evseev, 1964 †)
(FOSSIL)

Yoldia
vasiljevskii
(Slodkewitsch, 1938 †)
(FOSSIL)

Yoldia
biremis
S. Uozumi, 1957 †
(FOSSIL)

Yoldia
glaberrima
(Münster, 1837 †)
(FOSSIL)

Yoldia
makarovi
Evseev, 1964 †
(FOSSIL)

Yoldia
rostriformis
Y.B. Gladenkov, 1984 †
(FOSSIL)

Yoldia
saitoi
S. Uozumi, 1957 †
(FOSSIL)

Yoldia
vengeriana
L. Krishtofovich, 1959 †
(FOSSIL)

Yoldia
valvulus
J.W. Hall & R.P. Whitfield, 1872 †
(FOSSIL)

Yoldia
longifrons
(T.A. Conrad, 1860 †)
(FOSSIL)

Yoldia
multiconcentrica
B. Wade, 1926 †
(FOSSIL)

Yoldia
defossata
Quilty & al., 2016 †
(FOSSIL)

Yoldia
frater
W.H. Dall, 1898 †
(FOSSIL)

Yoldia
clydaniona
D.T. Dockery, 1982 †
(FOSSIL)

Yoldia
rovascudae
F. Sacco, 1897 †
(FOSSIL)

Yoldia
corpulentoides
T.H. Aldrich, 1895 †
(FOSSIL)

Yoldia
kindlei
G.F. Harris, 1896 †
(FOSSIL)

Yoldia
bella
Berezovsky, 2015 †
(FOSSIL)

Yoldia
oblukovinensis
Krishtofovich & Pronina, 1973 †
(FOSSIL)

Yoldia
sublischkei
Y.B. Gladenkov, 1984 †
(FOSSIL)

Yoldia
epimultidentata
Y.B. Gladenkov, 1972 †
(FOSSIL)

Yoldia
amaninensis
Simonova †
(FOSSIL)

Yoldia
longissima
Slodkewitsch, 1936 †
(FOSSIL)

Yoldia
antiqua
Y.B. Gladenkov, 1994 †
(FOSSIL)

Yoldia
bersoni
Pronina, 1973 †
(FOSSIL)

Yoldia
caudata
Khomenko, 1973 †
(FOSSIL)

Yoldia
chejsliensis
Y.B. Gladenkov, 1990 †
(FOSSIL)

Yoldia
chojensis
Simonova, 1941 †
(FOSSIL)

Yoldia
djakovi
Slodkewitsch, 1938 †
(FOSSIL)

Yoldia
enemtensis
Y.B. Gladenkov, 1979 †
(FOSSIL)

Yoldia
epilongissima
Y.B. Gladenkov, 1972 †
(FOSSIL)

Yoldia
gackhensis
L. Krishtofovich, 1984 †
(FOSSIL)

Yoldia
posneri
L. Krishtofovich, 1973 †
(FOSSIL)

Yoldia
gretschischkini
L. Krishtofovich, 1964 †
(FOSSIL)

Yoldia
kovatschensis
(Slodkewitsch, 1938 †)
(FOSSIL)

Yoldia
valida
Gladikova, 1984 †
(FOSSIL)

Yoldia
uvutschensis
L. Krishtofovich, 1984 †
(FOSSIL)

Yoldia
tschekhovi
L. Krishtofovich, 1964 †
(FOSSIL)

Yoldia
limimtensis
K.B. Barinov, 1992 †
(FOSSIL)

Yoldia
praeposneri
L. Krishtofovich, 1984 †
(FOSSIL)

Yoldia
nabiliana
(Simonova, 1937 †)
(FOSSIL)

Yoldia
navicula
L.S. Zhidkova, 1980

Yoldia
obsoleta
Konova, 1984 †
(FOSSIL)

Yoldia
subamygdalea
Y.B. Gladenkov, 1984 †
(FOSSIL)

Yoldia
temblorensis
F.M. Anderson & Martin, 1914 †
(FOSSIL)

Yoldia
totschiloensis
L. Krishtofovich, 1984

Yoldia
tokunagai
M. Yokoyama, 1925 †
(FOSSIL)

Yoldia
yabei
(M. Yokoyama, 1924 †)
(FOSSIL)

Yoldia
microdonta
Meek 1871 †
(FOSSIL)

Yoldia
infrequens
W.H. Dall, 1908

Yoldia
microscopica
T.A. de M. Monterosato, 1878

Yoldia
conceptionis
W.H. Dall, 1896

Yoldia
perprotracta
W.H. Dall, 1912

Yoldia
electra
Auct. non C.B. Adams, 1846

Yoldia
inaequisculpta
É. Lamy, 1906

Yoldia
amygdalea
A. Valenciennes, 1846

Yoldia
seminuda
W.H. Dall, 1897

Yoldia
hyperborea
(A.A. Gould, 1841)

Yoldia
limatula
(T. Say, 1831)

Yoldia
micrometrica
G. Seguenza, 1877

Yoldia
cascoensis
J.W. Mighels & C.B. Adams, 1842

Yoldia
sapotilla
(A.A. Gould, 1841)

Yoldia
scissurata
W.H. Dall, 1897

Yoldia
solenoides
W.H. Dall, 1881

Yoldia
glauca
J.T. Kuroda & T. Habe in T. Habe, 1961

Yoldia
aurata
T.C. Lan & Y.C. Lee, 2001

Yoldia
lata
(R.B. Hinds, 1843)

Yoldia
lepidula
A. Adams, 1856

Yoldia
lepida
A. Adams, 1856

Yoldia
similis
J.T. Kuroda & T. Habe in T. Habe, 1961

Yoldia
beringiana
W.H. Dall, 1916

Yoldia
multidentata
Khomenko, 1937 †
(FOSSIL)

Yoldia
jeffreysi
A.E. Verrill, 1884

Yoldia
lucida
S.L. Lovén, 1846

Yoldia
profundorum
J.C. Melvill & R. Standen, 1912

Yoldia
pygmaea
H.B.S. Friele, 1878

Yoldia
arctica
W. Leche, 1883

Yoldia
inconspicua
J.A. Allen, A. Sanders & G. Hannah, 1995

Yoldia
sanesia
W.H. Dall, 1916

Yoldia
sericea
J.G. Jeffreys, 1876

Yoldia
notabilis
M. Yokoyama, 1922

Yoldia
seminuda
W.H. Dall, 1871

Yoldia
eightsii
(J.C. Jay, 1839)

Yoldia
hyperborea
K.W. Ockelmann, 1954

Yoldia
kikuchii
J.T. Kuroda, 1929

Yoldia
quiba
A.A. Olsson, 1942

Yoldia
callista
K.J. Bush, 1893

Yoldia
narthecia
(C. Hedley, 1915)

Yoldia
minima
G. Seguenza, 1877

Yoldia
abyssicola
G.O. Sars, 1872

Yoldia
sericea
A.E. Verrill, 1884

Yoldia
gloriosa
A. Adams, 1856

Yoldia
kermadecensis
J. Knudsen, 1970

Yoldia
vicina
E.A. Smith, 1906

Yoldia
bartschi
O.A. Scarlato, 1981

Yoldia
pseudonotabilis
O.A. Scarlato, 1981

Yoldia
toporoki
O.A. Scarlato, 1981

Yoldia
dicella
W.H. Dall, 1908

Yoldia
vincula
W.H. Dall, 1908

Yoldia
lata
J.A. Allen, A. Sanders & G. Hannah, 1995

Yoldia
mcchesneyana
Girty, 1910 †
(FOSSIL)

Yoldia
oweni
McChesney, 1859 †
(FOSSIL)

Yoldia
bocasensis
A.A. Olsson, 1922 †
(FOSSIL)

Yoldia
clydoniona
D.T. Dockery, 1982 †
(FOSSIL)

Yoldia
cupressensis
H.D. Russell & Landes, 1937 †
(FOSSIL)

Yoldia
dowlingi
H.D. Russell & Landes, 1937 †
(FOSSIL)

Yoldia
duprei
C.S. Weaver & K.V.W. Palmer, 1922 †
(FOSSIL)

Yoldia
evansi
F.B. Meek & Hayden, 1857 †
(FOSSIL)

Yoldia
freytagi
N.H. Ludbrook, 1966 †
(FOSSIL)

Yoldia
gladenkovi
Marincovich Jr., 1993 †
(FOSSIL)

Yoldia
hikoshimensis
K. Hirayama, 1956 †
(FOSSIL)

Yoldia
impressa
T.A. Conrad, 1865 †
(FOSSIL)

Yoldia
kermadecensis
Knudson, 1970

Yoldia
kissoumi
McLearn, 1933 †
(FOSSIL)

Yoldia
laevis
(T. Say, 1824 †)
(FOSSIL)

Yoldia
mater
Meyer, 1885 †
(FOSSIL)

Yoldia
mcconnelli
H.D. Russell & Landes, 1937 †
(FOSSIL)

Yoldia
mortuasusensis
Clark & Woodford, 1927 †
(FOSSIL)

Yoldia
mosesi
E.G. Bryant & K.V.W. Palmer, 1923 †
(FOSSIL)

Yoldia
nitida
(G.B. Brocchi, 1814 †)
(FOSSIL)

Yoldia
peninsularis
Anelli & al., 2006 †
(FOSSIL)

Yoldia
pisciformis
J. Brown & H.A. Pilsbry, 1917 †
(FOSSIL)

Yoldia
sagittalia
Yokoyama, 1925 †
(FOSSIL)

Yoldia
scissurata
W.H. Dall, 1909

Yoldia
serica
T.A. Conrad, 1848 †
(FOSSIL)

Yoldia
subscitula
F.B. Meek & Hayden, 1865 †
(FOSSIL)

Yoldia
supramontereyensis
R. Arnold, 1908 †
(FOSSIL)

Yoldia
semistriata
(Wood, 1840 †)
(FOSSIL)

Yoldia
obtusata
L. Krishtofovich, 1984 †
(FOSSIL)

Yoldia
deformis
Kogan, 1939 †
(FOSSIL)

Yoldia
elliptica
Yokoyama, 1924 †
(FOSSIL)

Yoldia
ermanensis
Y.B. Gladenkov, 1976 †
(FOSSIL)

Yoldia
rekinnensis
V.N. Sinelnikova, 1990 †
(FOSSIL)

Yoldia
supraoregona
Khomenko, 1931 †
(FOSSIL)

Yoldia
yamagatana
S. Nomura & N. Zinbo, 1937 †
(FOSSIL)

Yoldia
oregona
(Shumard, 1858 †)
(FOSSIL)

Yoldia
tenuissima
(Clark, 1918 †)
(FOSSIL)

Yoldia
ossoriensis
Pronina, 1973 †
(FOSSIL)

Yoldia
takaradaiensis
(L. Krishtofovich, 1957 †)
(FOSSIL)

Yoldia
tigilensis
(Slodkewitsch, 1938 †)
(FOSSIL)

Yoldia
matschigarica
(L. Krishtofovich, 1964 †)
(FOSSIL)

Yoldia
nairoensis
(Evseev, 1964 †)
(FOSSIL)

Yoldia
vasiljevskii
(Slodkewitsch, 1938 †)
(FOSSIL)

Yoldia
biremis
S. Uozumi, 1957 †
(FOSSIL)

Yoldia
glaberrima
(Münster, 1837 †)
(FOSSIL)

Yoldia
makarovi
Evseev, 1964 †
(FOSSIL)

Yoldia
rostriformis
Y.B. Gladenkov, 1984 †
(FOSSIL)

Yoldia
saitoi
S. Uozumi, 1957 †
(FOSSIL)

Yoldia
vengeriana
L. Krishtofovich, 1959 †
(FOSSIL)

Yoldia
valvulus
J.W. Hall & R.P. Whitfield, 1872 †
(FOSSIL)

Yoldia
longifrons
(T.A. Conrad, 1860 †)
(FOSSIL)

Yoldia
multiconcentrica
B. Wade, 1926 †
(FOSSIL)

Yoldia
defossata
Quilty & al., 2016 †
(FOSSIL)

Yoldia
frater
W.H. Dall, 1898 †
(FOSSIL)

Yoldia
clydaniona
D.T. Dockery, 1982 †
(FOSSIL)

Yoldia
rovascudae
F. Sacco, 1897 †
(FOSSIL)

Yoldia
corpulentoides
T.H. Aldrich, 1895 †
(FOSSIL)

Yoldia
kindlei
G.F. Harris, 1896 †
(FOSSIL)

Yoldia
bella
Berezovsky, 2015 †
(FOSSIL)

Yoldia
oblukovinensis
Krishtofovich & Pronina, 1973 †
(FOSSIL)

Yoldia
sublischkei
Y.B. Gladenkov, 1984 †
(FOSSIL)

Yoldia
epimultidentata
Y.B. Gladenkov, 1972 †
(FOSSIL)

Yoldia
amaninensis
Simonova †
(FOSSIL)

Yoldia
longissima
Slodkewitsch, 1936 †
(FOSSIL)

Yoldia
antiqua
Y.B. Gladenkov, 1994 †
(FOSSIL)

Yoldia
bersoni
Pronina, 1973 †
(FOSSIL)

Yoldia
caudata
Khomenko, 1973 †
(FOSSIL)

Yoldia
chejsliensis
Y.B. Gladenkov, 1990 †
(FOSSIL)

Yoldia
chojensis
Simonova, 1941 †
(FOSSIL)

Yoldia
djakovi
Slodkewitsch, 1938 †
(FOSSIL)

Yoldia
enemtensis
Y.B. Gladenkov, 1979 †
(FOSSIL)

Yoldia
epilongissima
Y.B. Gladenkov, 1972 †
(FOSSIL)

Yoldia
gackhensis
L. Krishtofovich, 1984 †
(FOSSIL)

Yoldia
posneri
L. Krishtofovich, 1973 †
(FOSSIL)

Yoldia
gretschischkini
L. Krishtofovich, 1964 †
(FOSSIL)

Yoldia
kovatschensis
(Slodkewitsch, 1938 †)
(FOSSIL)

Yoldia
valida
Gladikova, 1984 †
(FOSSIL)

Yoldia
uvutschensis
L. Krishtofovich, 1984 †
(FOSSIL)

Yoldia
tschekhovi
L. Krishtofovich, 1964 †
(FOSSIL)

Yoldia
limimtensis
K.B. Barinov, 1992 †
(FOSSIL)

Yoldia
praeposneri
L. Krishtofovich, 1984 †
(FOSSIL)

Yoldia
nabiliana
(Simonova, 1937 †)
(FOSSIL)

Yoldia
navicula
L.S. Zhidkova, 1980

Yoldia
obsoleta
Konova, 1984 †
(FOSSIL)

Yoldia
subamygdalea
Y.B. Gladenkov, 1984 †
(FOSSIL)

Yoldia
temblorensis
F.M. Anderson & Martin, 1914 †
(FOSSIL)

Yoldia
totschiloensis
L. Krishtofovich, 1984

Yoldia
tokunagai
M. Yokoyama, 1925 †
(FOSSIL)

Yoldia
yabei
(M. Yokoyama, 1924 †)
(FOSSIL)

Yoldia
microdonta
Meek 1871 †
(FOSSIL)

Yoldia
infrequens
W.H. Dall, 1908

Yoldia
microscopica
T.A. de M. Monterosato, 1878

Yoldia
conceptionis
W.H. Dall, 1896

Yoldia
perprotracta
W.H. Dall, 1912

Yoldia
electra
Auct. non C.B. Adams, 1846

Yoldia
inaequisculpta
É. Lamy, 1906

Yoldia
amygdalea
A. Valenciennes, 1846

Yoldia
seminuda
W.H. Dall, 1897

Yoldia
hyperborea
(A.A. Gould, 1841)

Yoldia
limatula
(T. Say, 1831)

Yoldia
micrometrica
G. Seguenza, 1877

Yoldia
cascoensis
J.W. Mighels & C.B. Adams, 1842

Yoldia
sapotilla
(A.A. Gould, 1841)

Yoldia
scissurata
W.H. Dall, 1897

Yoldia
solenoides
W.H. Dall, 1881

Yoldia
glauca
J.T. Kuroda & T. Habe in T. Habe, 1961

Yoldia
aurata
T.C. Lan & Y.C. Lee, 2001

Yoldia
lata
(R.B. Hinds, 1843)

Yoldia
lepidula
A. Adams, 1856

Yoldia
lepida
A. Adams, 1856

Yoldia
similis
J.T. Kuroda & T. Habe in T. Habe, 1961

Yoldia
beringiana
W.H. Dall, 1916

Yoldia
multidentata
Khomenko, 1937 †
(FOSSIL)

Yoldia
jeffreysi
A.E. Verrill, 1884

Yoldia
lucida
S.L. Lovén, 1846

Yoldia
profundorum
J.C. Melvill & R. Standen, 1912

Yoldia
pygmaea
H.B.S. Friele, 1878

Yoldia
arctica
W. Leche, 1883

Yoldia
inconspicua
J.A. Allen, A. Sanders & G. Hannah, 1995

Yoldia
sanesia
W.H. Dall, 1916

Yoldia
sericea
J.G. Jeffreys, 1876

Yoldia
notabilis
M. Yokoyama, 1922

Yoldia
seminuda
W.H. Dall, 1871

Yoldia
eightsii
(J.C. Jay, 1839)

Yoldia
hyperborea
K.W. Ockelmann, 1954

Yoldia
kikuchii
J.T. Kuroda, 1929

Yoldia
quiba
A.A. Olsson, 1942

Yoldia
callista
K.J. Bush, 1893

Yoldia
narthecia
(C. Hedley, 1915)