Stramenopile

infrakingdom of protist eukaryotes
(Redirected from Heterokont)

The heterokonts or stramenopiles are a major line of eukaryotes with more than 100,000 known species,[1] most of them diatoms.[2]

Heterokonts
Pacific rockweed, Fucus distichus, in Olympic National Park
Scientific classification
Domain:
Kingdom:
Phylum:
Heterokontophyta
Typical classes

Heterokonts are mostly algae. In one stage of their life cycle they have two unequal flagella. They include both single-celled types and brown algae (seaweeds such as kelp and Sargassum). They are members of the Kingdom Chromalveolata.


Phylogeny change

Stramenopiles


Platysulcidae Shiratori, Nkayama & Ishida 2015




Sagenista

Eogyrea



Labyrinthulea  






Bikosea Cavalier-Smith 2013



Placidozoa

Placididea Moriya, Nakayama & Inouye 2002




Nanomonadea Cavalier-Smith 2013




Opalomonadea Cavalier-Smith 2013


Opalinata

Blastocystea Zierdt et al. 1967  



Opalinea Wenyon 1926 emend. Cavalier-Smith 1993  






Gyrista

Bigyromonadea Cavalier-Smith 1998




Oomycota Arx 1967  




Hyphochytriomycota Whittaker 1969




Pirsoniales Cavalier-Smith 1998


Ochrophyta
Khakista

Bolidophyceae Guillou & Chretiennot-Dinet 1999  



Bacillariophyceae Haeckel 1878  



Phaeista
Hypogyristea

Dictyochophyceae Silva 1980 s.l.  


Chrysista

Eustigmista

Pinguiophyceae Kawachi et al. 2002



Eustigmatophyceae Hibberd & Leedale 1971  





Phagochrysia

Picophagea Cavalier-Smith 2006  




Leukarachnion Geitler 1942



Chrysophyceae Pascher 1914  




Xanthophytina
Raphidoistia

Raphidophyceae s.l.  


Fucistia

Phaeophyceae (brown seaweeds) Hansgirg 1886  




Chrysomerophyceae Cavalier-Smith 1995




Phaeothamniophyceae Andersen & Bailey 1998 s.l.



Xanthophyceae (yellow-green algae) Allorge 1930 emend. Fritsch 1935  




















References change

  1. "stramenopiles". Retrieved 2009-03-08.
  2. Hoek, C. van den; D.G. Mann and H.M. Jahns (1995). Algae: An Introduction to Phycology. Cambridge: Cambridge University Press. pp. 104, 124, 134, 166. ISBN 0-521-31687-1.