Class Phaeothamniophyceae Andersen & Bailey 1998 Order Aurearenales Kai et al. 2008 Family Aurearenaceae Kai et al. 2008 Genus Aurearena Kai et al. 2008 Order Phaeothamniales Bourrelly 1954 emend.
Clase Phaeothamniophyceae Andersen & Bailey 1998 Orde Aurearenales Kai et al. 2008 Familia Aurearenaceae Kai et al. 2008 Xénero Aurearena Kai et al. 2008 Orde Phaeothamniales Bourrelly 1954 emend.