[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superclass Tunicata Cuvier
     Class Appendicularia Lahille, 1890 - appendicularians
       Family Oikopleuridae Lahille, 1887
         Genus Mesoikopleura Fenaux, 1993
           1 Mesoikopleura enterospira Fenaux, 1993
           2 Mesoikopleura gyroceanis Fenaux, 1993
           3 Mesoikopleura haranti (Vernières, 1934)
           4 Mesoikopleura youngbluthi Fenaux, 1993