Domain Eucaryota
Count: [*†*] 11k;97p;151c;401o;832f;181g;3s; †13p;32c;87o;175f;72g;3s
   Subdomain Chlorota Doweld (2001)
  Count: [*†*] 5k;64p;91c;384o;817f;166g;3s; †13p;32c;87o;175f;72g;3s [20 Nov 2022]
     Kingdom Bacillariobiota Doweld (2001)
    Count: [*] 19p;17c;10o;7f;7g [18 Sep 2022]
       Subkingdom Prymnesiobiotina Doweld (2001) [monotypic]
      Count: [*] 1p;2c [18 Sep 2022]
         Phylum Prymnesiophyta Hibberd ex Doweld (2001)
        Count: [*] 2c [18 Sep 2022]
           1 Class Pavlovophyceae J.C. Green & Medlin (2000)
          Count: -
           2 Class Prymnesiophyceae D.J. Hibberd (1976) see Class Coccolithophyceae Rothm. (1951)
          Count: -