Reference

T. Cavalier-Smith, E. E.-Y. Chao, M.T.E.P. Allsopp (1995): Ribosomal RNA Evidence for Chloroplast Loss within Heterokonta: Pedinellid Relationships and a Revised Classification of Ochristan Algae – Archiv für Protistenkunde – 145_1995: 209 - 220.