Bositra
circularis
Hsu, 1937 †
(FOSSIL)

Bositra
limbata
H. Guo, 1985 †
(FOSSIL)

Bositra
sibirica
Kurushin, 1980 †
(FOSSIL)

Bositra
mimer
(Oeberg 1877 †)
(FOSSIL)

Bositra
popowi
Bytschkov 1976 †
(FOSSIL)

Bositra
sossunovi
Bytschkov & Efimova 1968 †
(FOSSIL)

Bositra
jakutica
Kurushin & Truschelev 1989 †
(FOSSIL)

Bositra
backlundi
Wittenburg, 1910 †
(FOSSIL)

Bositra
tenuissima
Bohm, 1912 †
(FOSSIL)

Bositra
borealis
Kurushin & Truschelev, 1989 †
(FOSSIL)

Bositra
tompoensis
Kurushin & Truschelev, 1989 †
(FOSSIL)

Bositra
inflata
Kurushin & Truschelev, 1989 †
(FOSSIL)

Bositra
taimyrensis
Kurushin, 1980 †
(FOSSIL)

Bositra
mimer
(Oberg 1877) †
(FOSSIL)

Posidonia
permica
Newell, 1955 †
(FOSSIL)

Posidonia
ornati
F.A. von Quenstedt, 1851 †
(FOSSIL)

Posidonia
aranea
(Tozer, 1961 †)
(FOSSIL)

Posidonia
becheri
H.G. Bronn, 1828 †
(FOSSIL)

Posidonia
blatchleyi
W.M. Gabb, 1869 †
(FOSSIL)

Posidonia
daytonensis
W.M. Gabb, 1864 †
(FOSSIL)

Posidonia
dianensis
H. Guo, 1985 †
(FOSSIL)

Posidonia
jacksoni
Smith, 1927 †
(FOSSIL)

Posidonia
madisonensis
Smith, 1927 †
(FOSSIL)

Posidonia
olenekensis
A.M. Popov, 1964 †
(FOSSIL)

Posidonia
semiundata
H. Guo, 1985 †
(FOSSIL)

Posidonia
somaliensis
Cox, 1935 †
(FOSSIL)

Posidonia
wengensis
Wissmann, 1841 †
(FOSSIL)

Posidonia
venusta
Münster, 1841 †
(FOSSIL)

Posidonia
stella
(W.M. Gabb, 1864 †)
(FOSSIL)

Posidonia
insignis
(J.W. Jackson, 1927 †)
(FOSSIL)

Posidonia
membranacea
(F. McCoy, 1844 †)
(FOSSIL)

Posidonia
plicata
(de Koninck, 1885 †)
(FOSSIL)

Posidonia
kochi
(A. von Koenen, 1879 †)
(FOSSIL)