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Class:
Rotaliata
Subclass:
Textulariana
Order:
Textulariida
Family:
Textulariidae
Bigenerina
d'Orbigny, 1826
Bigenerina agglutinans
d'Orbigny, 1846
type specimen lectotype
Neogene
Vienna Basin
Bigenerina alternans
Vasicek, 1947
identified by scientist
Cretaceous
Carpathians
Bigenerina textularioidea
(Goes, 1894)
identified by scientist
Quaternary