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Fossil
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Class:
Rotaliata
Subclass:
Rotaliana
Order:
Robertinida
Family:
Duostominidae
Variostoma
Kristan-Tollmann, 1960
Variostoma cochlea
Kristan, 1960
identified by scientist
Triassic
central Northern Alps
Variostoma coniforme
Kristan, 1960
identified by scientist
Triassic
central Northern Alps
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