†family Rhagodiscaceae Hay 1977 (haptophyte alga)

Coccolithophyceae - Eiffellithales - Rhagodiscaceae

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

Sister taxa: Chiastozygaceae, Eiffellithaceae

Subtaxa: Calcicalathina Percivalia Rhagodiscus

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Ecology: passively mobile planktonic "photoautotroph"

Distribution:

• Cretaceous of Argentina (2 collections), Austria (1), France (1), Germany (1), Spain (58)

Total: 63 collections including 99 occurrences

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