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