Coccolithophyceae - Stephanolithiales
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: Biantholithus, Braarudosphaerales, Ceratolithaceae, Coccolithales, Daktylethra, Discoasterales, Ellipsagelosphaeraceae, Ellipsolithus, Gladiolithus, Ilselithina, Isochrysidales, Lanternithus, Minylitha, Neosphaera, Pedinocyclus, Phaeocystales, Prymnesiales, Rhomboasteraceae, Tetralithoides, Transversopontis, Zygodiscales, Watznaueriales, Eiffellithales, Tetralithus, Prymnesiophycidae, Syracosphaerales, Eodiscoaster, Podorhabdales, Goniolithaceae, Sphenolithus, Arkhangelskiales, Discoasteroides, Lapideacassaceae, Calyptrosphaeraceae, Cyclicargolithus
Subtaxa: Parhabdolithaceae Stephanolithiaceae
Ecology: passively mobile planktonic "photoautotroph"
Distribution:
• Cretaceous of Canada (5: Alberta collections), France (1), Germany (1), Slovakia (2), South Atlantic (1), Spain (2), Tanzania (3)
• Jurassic of Canada (1: Alberta), Germany (6), Morocco (10), Saudi Arabia (2), Spain (30), Switzerland (1)
Total: 65 collections including 159 occurrences