Polycystinea - Spumellaria - Astrosphaeridae

Parent taxon: Astrosphaeridae according to A. R. Loeblich and H. Tappan 1961

Sister taxa: Arachnosphaera, Astrosphaera, Astrospongus, Cladococcus, Diplosphaera, Drymosphaera, Elaphococcus, Haeckeliella, Haplosphaera, Heliosphaera, Hexancistra, Hexapyramis, Leptosphaera, Lychnosphaera, Porococcus, Rhizoplegma, Rhizospongus, Thalassoplegma

Subtaxa: Anomalacantha Anomalosoma

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Distribution: found only at 349-U1431D-1H-CC 0/2 RADS (Quaternary of North Pacific)

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