Calicasphaera concava

Taxonomy

Domain: Eukaryota () - Whittaker & Margulis,1978
- Kingdom: Chromista () - T. Cavalier-Smith, 1981
  - Subkingdom: Chromobiota () - Cavalier-Smith, 1991
    - Branch: Protostomia () - Grobben, 1908
      - Infrakingdom: Haptista ()
        Superphylum: Panarthropoda ()
        Phylum: Haptophyta () - Hibberd Ex Cavalier-Smith, 1986
        Subclass: Prymnesiophycidae () - Cavalier-Smith, 1986
        Order: Prymnesiophyceae ()
        Family: Calyptrosphaeraceae () - Boudreaux & Hay, 1969
        Genus: Calicasphaera ()
        Specific descriptor: concava - A. Kleijne
        Scientific name: - Calicasphaera concava A. Kleijne

There are approximately 3 species in this genus:

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