Synonym: Diatomophyceae [replaced name]
Parent taxon: Ochrophyta according to T. Cavalier-Smith 1995
See also Andrews 1976, Shoshani et al. 1989, Tapia and Harwood 2002 and Taylor et al. 2008
Sister taxa: Archaeomonas, Dictyochophyceae, Macrora, Periptera, Triceratiaceae, Stephanogonia, Biddulphiaceae, Cosmiodiscus, Bruniopsis, Discoideae, Cymatogonia, Mediaria, Bacillariophytina, Dossetia, Clavicula, Pleurosigma, Xanthophyceae, Phaeophyceae
Subtaxa: Acanthodiscus Achnanthales Anaulales Annellus Arachnoidiscales Asterolamprales Aulacodiscaceae Aulacoseirales Bacillariales Bacillariophycidae Baxteria Biddulphiales Cavitatus Centrales Chaetocerotaceae Corethrales Corinna Coscinodiscales Cresswellia Cussia Cyclophorales Cymatodiscus Cymatosirales Cymbellales Detonia Dextradonator Diatomaceae Dicladia Discodiscus Dispinodiscus Entogonia Epithelion Ethmodiscales Eunotiales Eurossia Eustephaniaceae Fenestrella Fenestrellina Fragilariales Gladius Glyphodiscus Goniothecium Helminthopsis Hemiaulales Hemidiscaceae Hendeya Heterales Horodiscus Huttonia Ikebea Incisoria Kannoa Katahiraia Kentrodiscus Kittonia Kozloviella Leptocylindrales Licnophoridae Liostephania Liradiscus Liriogramma Lithodesmiales Longinata Mastogloiales Melosirales Monobrachia Muelleriopsis Naviculales Neobrunia Odontotropis Omphalotheca Paraliales Pennales Peponia Poretzkia Porotheca Praecymatosira Pseudodimerogramma Pseudopyxilla Pseudostictodiscus Pterotheca Pyrgodiscus Raphidineae Rhabdonematales Rhaphoneidales Rhizosoleniales Rhoicosphenia Rhopalodiales Rouxia Schimperiella Simonseniella Solium Stictodiscales Striatellales Surirellales Symbolophora Tabellariales Thalassionematales Thalassiophysales Thalassiosirales Thalassiosiropsis Triceratiales Trinacria Trochosiropsis Tubaformis Tubulariidae Tumulopsis Vulcanella Xanthiopyxis
Ecology: "photoautotroph"