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Class:
Rotaliata
Subclass:
Rotaliana
Order:
Nummulitida
Family:
Nummulitidae
Operculina
d'Orbigny, 1826
Operculina complanata
Defrance, 1824
identified by scientist
Quaternary
Banda, Timor and Arafura Sea
Operculina gaimardi
Deshayes, 1832
identified by scientist
Quaternary
Micronesia + Philippine Basin
Operculina philippinensis
Cushman, 1921
identified by M. Hesemann
Quaternary
off Indonesia and Malaysia
Operculina subgranulosa
(d'Orbigny, 1850)
identified by M. Hesemann
Quaternary
Operculina
sp.
identified by scientist
Quaternary