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