Eustigmatophyte Taxonomy of Protista Ishigeales Proteromonadidae Biddulphiophycidae Coscinodiscophyceae Cepedea Hydrurales Rhizosoleniophycidae Ascoseira Aplanochytrium Chaetocerotophycidae Botrydiaceae Ralfsiales Eupodiscaceae Opalina Protoopalina Hyphochytriaceae Asterionella Axodine Hibberdiales Scytothamnales Slopalinida Opalinidae Dictyochophyceae Chattonella Sphacelariales Chrysosphaerales Tilopteridales Proteromonas Florenciellales Phaeothamniales Rhizochromulina Bolidophyceae Pseudofungi Raphidophyte Hyphochytrium Pleurochrysis carterae Actinophryid Rhizochromulinales Hyphochytriomycetes Syringoderma…

ataceae Discosporangiales Karotomorpha Pinnularia Picophagea Chromulinales Fragilariophyceae Phaeothamniophycidae Golden algae Blastocystis Chrysomerophyceae Pelagophycidae Cafeteria (bicosoecid) Labyrinthulomycetes Yellow-green algae Triparma Pinguiochrysidaceae Synurid Labyrinthula Placidozoa Chaetoceros Bigyra Pedinellales Oomycete Sagenista Bigyromonada Platysulcus Mastigomycotina Pirsonia Heterosigma akashiwo Dictyochales Stramenopile Ochrophyte Bicosoecida Brown algae Chromalveolata Diatom