Position in a system
| system | Vitae - living organisms |
| domain | Eukaryota Whittaker & Margulis, 1978 - lifeforms with nucletic cells |
| superregnum | Bikonta - bikonts |
| Corticata | |
| kingdom | Chromalveolata Adl et al., 2005 |
| phylum | Haptophyta Cavalier-Smith, 1986 |
| class | Prymnesiophyceae Hibberd, 1976 - haptophyte algae |
| subclass | Prymnesiophycidae Cavalier-Smith, 1986 |
| order | Coccolithales |
| family | Pleurochrysidaceae J. Fresnel & C. Billard, 1991 |
| genus | Pleurochrysis E.G. Pringsheim, 1955 |