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Class:
Rotaliata
Subclass:
Rotaliana
Order:
Rotaliida
Family:
Quadrimorphinidae
Quadrimorphina
Finlay, 1939
Quadrimorphina allomorphinoides
(Reuss, 1860)
identified by scientist
Cretaceous
North European Plain
Quadrimorphina halli
(Jennings, 1936)
identified by scientist
Cretaceous
Kurdistan
Quadrimorphina laevigata
(Phleger & Parker, 1951)
identified by scientist
Quaternary
Banda, Timor and Arafura Sea
Quadrimorphina laevigata
(Phleger & Parker, 1951)
identified by scientist
Quaternary
Banda, Timor and Arafura Sea
Quadrimorphina minuta
(Cushman, 1936)
type specimen holotype
Cretaceous