Prymnesiophyceae

Prymnesiophyceae is a haptophyte class.^[1] Although it was originally described by Casper in 1972, it did not receive a Latin diagnosis (a requirement for valid publication under the International Code of Botanical Nomenclature) until Hibberd provided one in 1976.^[2]

Illustration

Prymnesiophyceae
Coccolithus pelagicus (Coccolithales, fam. Coccolithaceae)
Scientific classification
Domain:	Eukaryota
(unranked):	Haptophyta
Class:	Prymnesiophyceae s.s. Casper, 1972, ex Hibberd, 1976
Orders
Coccolithales Coccosphaerales Isochrysidales Phaeocystales Prymnesiales Syracosphaerales Zygodiscales
Synonyms
Coccolithophyceae Rothmaler, 1951 Haptophyceae s.s. Christensen, 1962 ex Silva, 1980 Patelliferea Cavalier-Smith, 1993