Category
page 1Haptophytes

Haptophyta
The haptophytes, classified either as the Haptophytina, Haptophyta or Prymnesiophyta (named for Prymnesium), are a clade of algae that can produce minerals.

Coccosphaerales
thumb|upright=1.1|Coccolithophore cells are covered with protective calcified (chalk) scales called coccoliths