Family Calyptrosphaeraceae Boudreaux and Hay 1969 (haptophyte alga)

Coccolithophyceae - Calyptrosphaeraceae

Full reference: J.E. Boudreaux and W.W. Hay. 1969. Calcareous nannoplankton and biostratigraphy of the late Pliocene-Pleistocene-Recent sediments in the Submarex cores. Revista Española de Micropaleontología 1(3):249-292

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

See also Boudreaux and Hay 1969

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, Stephanolithiales, Syracosphaerales, Eodiscoaster, Podorhabdales, Goniolithaceae, Sphenolithus, Arkhangelskiales, Discoasteroides, Lapideacassaceae, Cyclicargolithus

Subtaxa: Acuturris Anfractus Bifidalithus Calculites Coccosphaerida Corisphaera Dactylethra Homozygosphaera Isocrystallithus Lacunolithus Lucianorhabdus Metadoga Multipartis Munarinus Octolithus Okkolithus Orastrum Ottavianus Owenia Petrobrasiella Pseudoconus Ramsaya Russellia Saepiovirgata Semihololithus Zebrashapka Zygosphaera

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Ecology: passively mobile planktonic "photoautotroph"

Distribution:

• Cretaceous of Argentina (2 collections), Austria (1), France (1), Germany (1), Italy (1), United States (3: Alabama, Georgia)

Total: 9 collections including 12 occurrences

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