155,122 species and infraspecific names are in the database, 21,785 images, 59,958 bibliographic items, 434,112 distributional records.

Taxonomy Browser

Order: Ralfsiales

Higher Taxonomy

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Rank

Name

Authority  

# Species

 

Empire

Eukaryota

Chatton  

45,335

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Kingdom

Chromista

Cavalier-Smith  

24,406

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Phylum

Ochrophyta

Cavalier-Smith  

4,152

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Class

Phaeophyceae

Kjellman  

2,035

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Subclass

Fucophycidae

Cavalier-Smith  

1,602

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Order

Ralfsiales

Nakamura ex P.-E.Lim & H.Kawai  

36

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Subordinate taxa

Rank

Name

Authority  

Fossil

# Species

 

Family

Hapalospongidiaceae

Reyes Gómez & León-Alvarez  

6

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Family

Mesosporaceae

J.Tanaka & Chihara  

7

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Family

Neoralfsiaceae

P.-E.Lim & H.Kawai  

2

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Family

Ralfsiaceae

W.G.Farlow  

21

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