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