Coccolithophyceae - Isochrysidales - Prinsiaceae
Full reference: W. W. Hay and H. P. Mohler. 1967. Calcareous nannoplankton from Early Tertiary rocks at Point Labau, France and Paleocene-Early Eocene correlations. Journal of Paleontology 41(6):1505-1541
Parent taxon: Isochrysidales according to J. R. Young et al. 2003
Sister taxa: Gephyrocapsaceae, Isochrysidaceae, Noelaerhabdaceae
Subtaxa: Futyania Girgisia Hornibrookina Neobiscutum Prinsius
Ecology: passively mobile planktonic "photoautotroph"
Distribution:
• Quaternary of Indian Ocean (7 collections), South Pacific (3)
• Pliocene of Indian Ocean (1)
• Miocene of Indian Ocean (17), South Pacific (1)
• Oligocene of South Pacific (3)
• Eocene of North Atlantic (38), North Pacific (3), South Pacific (52)
• Paleocene to Eocene of Indian Ocean (2), North Atlantic (3), South Pacific (3)
• Paleocene of Argentina (9), Denmark (1), Indian Ocean (14), New Zealand (1), North Atlantic (37), South Atlantic (1), South Pacific (27), Tanzania (1), United States (1: South Carolina)
• Cretaceous to Paleogene of South Pacific (3)
• Cretaceous of Indian Ocean (1), South Atlantic (1), South Pacific (1)
Total: 231 collections including 309 occurrences