[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Eukaryota Chatton, 1925 - eukaryotes see Domain Eukaryota Chatton, 1925
     Class Prymnesiophyceae D.J. Hibberd (1976) see Class Coccolithophyceae Rothm. (1951)
       Order Isochrysidales Pascher (1910) see Order Isochrysidales Pascher sensu Edvardsen & Eikrem (2000)
         Family Gephyrocapsaceae Black (1971)
           Genus Emiliania W.W. Hay & H. Mohler (1967)
             Emiliania huxlei (Lohmann, 1902) Hay & Mohler, in Hay et al. (1967) see Emiliania huxleyi (Lohmann) Hay & Mohler (1967)