Class Xanthophyceae (yellow-green algae)
Parent taxon: Heterokontophyta according to E. Taylor et al. 2008
Sister taxa: Archaeomonas, Bacillariophyceae, Dictyochophyceae, Bacillariophytina, Mediaria, Cosmiodiscus, Bruniopsis, Cymatogonia, Triceratiaceae, Macrora, Dossetia, Periptera, Clavicula, Stephanogonia, Pleurosigma, Discoideae, Biddulphiaceae, Phaeophyceae
Subtaxa: none
Distribution: there are no occurrences of Xanthophyceae in the database