Family Helicosphaeraceae Black 1971 (haptophyte alga)
Coccolithophyceae - Zygodiscales - Helicosphaeraceae
Full reference: M. Black. 1971. The systematics of coccoliths in relation to the paleontological record. The Micropaleontology of the Oceans 611-624
Parent taxon: Zygodiscales according to P. C. Silva 1980
See also Jafar and Martini 1975
Sister taxa: Pontosphaeraceae, Zygodiscaceae
Subtaxa: none
Ecology: passively mobile planktonic "photoautotroph"
Distribution: there are no occurrences of Helicosphaeraceae in the database