Coccolithales is an order of
Haptophyceae. The Coccolithales has long been considered one of only two orders in the
Coccolithophyceae
Prymnesiophyceae is a haptophyte class. 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
The ''Internatio ...
, the other order being the
Isochrysidales
Isochrysidales is an order of Haptophyceae
The haptophytes, classified either as the Haptophyta, Haptophytina or Prymnesiophyta (named for ''Prymnesium''), are a clade of algae.
The names Haptophyceae or Prymnesiophyceae are sometimes used i ...
.
References
Haptophytes
Bikont orders
{{Haptophyte-stub