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Biota (Life)
Eukaryote (Eukarya)
Chromista
Harosa
Rhizaria
Foraminifera
Globothalamea
Rotaliida
Rotaliina
Buliminoidea
Siphogenerinoididae
Tubulogenerininae
Siphogenerina

Siphogenerina glabra (23751033)