†order Stephanolithiales Bown and Young 1997 (haptophyte alga)
PaleoDB taxon number: 87651
Full reference: P. R. Bown and J. R. Young. 1997. Mesozoic calcareous nannoplankton classification. Journal of Nannoplankton Research. 19:21-36
Parent taxon: Prymnesiophyceae according to P. R. Bown and J. R. Young 1997
Sister taxa: Coccolithales, Discoasterales, Isochrysidales, Phaeocystales, Prymnesiales, Zygodiscales, Calyptrosphaeraceae, Prymnesiophycidae, Goniolithaceae, Watznaueriales, Syracosphaerales, Eiffellithales, Lapideacassaceae, Cyclicargolithus, Sphenolithus, Calcidiscus, Podorhabdales, Arkhangelskiales, Eodiscoaster
Subtaxa: Parhabdolithaceae, Stephanolithiaceae
Ecology: passively mobile planktonic "photoautotroph"