Coccolithophyceae - Zygodiscales - Zygodiscaceae
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: Zygodiscales according to W. W. Hay and H. P. Mohler 1967
Sister taxa: Helicosphaeraceae, Pontosphaeraceae
Subtaxa: Isthmolithus Lophodolithus Nannotetrina Neococcolithes Zygodiscus
Type: Zygodiscus
Ecology: passively mobile planktonic "photoautotroph"
Distribution:
• Eocene of Jordan (1 collection), Namibia (1), Ukraine (2), the United Kingdom (1), United States (3: California)
• Paleocene of Argentina (5), United States (1: South Carolina)
• Cretaceous of Canada (7: Alberta)
• Jurassic of Saudi Arabia (1)
Total: 22 collections including 42 occurrences