PaleoDB taxon number: 87645

Parent taxon: Haptophyta according to J.R Young and P. R. Bown 1997

Sister taxa: Helicosphaera, Reticulofenestra, Syracosphaera, Umbilicosphaera

Subtaxa: Arkhangelskiales, Calyptrosphaeraceae, Eiffellithales, Goniolithaceae, Lapideacassaceae, Podorhabdales, Prymnesiophycidae, Stephanolithiales, Syracosphaerales, Watznaueriales

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Ecology: passively mobile planktonic "photoautotroph"