The heterokonts or stramenopiles are a major line of eukaryotes with more than 100,000 known species,[1] most of them diatoms.[2]
Quick Facts Heterokonts, Scientific classification ...
Heterokonts |
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Pacific rockweed, Fucus distichus, in Olympic National Park |
Scientific classification |
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Heterokontophyta |
Typical classes |
- Colored groups (alga-like)
- Actihrysophyceae (axodines)
- Bacillariophyceae (diatoms)
- Bolidophyceae
- Chrysophyceae (golden algae)
- Eustigmatophyceae
- Pelagophyceae
- Phaeophyceae (brown algae)
- Phaeothamniophyceae
- Raphidophyceae
- Synurophyceae
- Xanthophyceae (yellow-green algae)
- Colorless groups (fungus-like)
- Bicosoecea
- Hyphochytridiomycetes
- Labyrinthulomycetes (slime nets)
- Oomycetes (water moulds)
- Opalinea
- Proteromonadea
- Blastocystis
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Close
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.
Stramenopiles |
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Platysulcidae Shiratori, Nkayama & Ishida 2015 |
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Sagenista |
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Eogyrea |
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Labyrinthulea |
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Bikosea Cavalier-Smith 2013 |
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Placidozoa |
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Placididea Moriya, Nakayama & Inouye 2002 |
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Nanomonadea Cavalier-Smith 2013 |
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Opalomonadea Cavalier-Smith 2013 |
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Opalinata |
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Blastocystea Zierdt et al. 1967 |
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Opalinea Wenyon 1926 emend. Cavalier-Smith 1993 |
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Gyrista |
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Bigyromonadea Cavalier-Smith 1998 |
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Oomycota Arx 1967 |
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Hyphochytriomycota Whittaker 1969 |
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Pirsoniales Cavalier-Smith 1998 |
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Ochrophyta |
Khakista |
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Phaeista |
Hypogyristea |
Dictyochophyceae Silva 1980 s.l. |
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Chrysista |
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Eustigmista |
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Pinguiophyceae Kawachi et al. 2002 |
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Eustigmatophyceae Hibberd & Leedale 1971 |
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Phagochrysia |
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Picophagea Cavalier-Smith 2006 |
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Xanthophytina |
Raphidoistia |
Raphidophyceae s.l. |
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Fucistia |
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Phaeophyceae (brown seaweeds) Hansgirg 1886 |
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Chrysomerophyceae Cavalier-Smith 1995 |
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Phaeothamniophyceae Andersen & Bailey 1998 s.l. |
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Xanthophyceae (yellow-green algae) Allorge 1930 emend. Fritsch 1935 |
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