153,268 species and infraspecific names are in the database, 20,952 images, 59,258 bibliographic items, 409,101 distributional records.

Taxonomy Browser

Subclass: Biddulphiophycidae

Higher Taxonomy

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Rank

Name

Authority  

# Species

 

Empire

Eukaryota

Chatton  

44,753

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Kingdom

Chromista

Cavalier-Smith  

24,026

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Phylum

Bacillariophyta

Karsten  

15,132

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Subphylum

Bacillariophytina

Medlin & Kaczmarska  

13,510

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Class

Mediophyceae

(Jousé & Proshkina-Lavrenko) Medlin & Kaczmarska  

1,490

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Subclass

Biddulphiophycidae

Round & R.M.Crawford  

130

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Subordinate taxa

Rank

Name

Authority  

Fossil

# Species

 

Order

Biddulphiales

Krieger  

103

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Order

Bilinguales

Nikolaev & Harwood  

1

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Order

Briggerales

Nikolaev & Harwood, Nikolaev & Harwood  

22

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Order

Toxariales

Round  

15

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