152,947 species and infraspecific names are in the database, 20,947 images, 59,170 bibliographic items, 408,277 distributional records.

Taxonomy Browser

Family: Pleurosigmataceae

Higher Taxonomy

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Rank

Name

Authority  

# Species

 

Empire

Eukaryota

Chatton  

44,616

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Kingdom

Chromista

Cavalier-Smith  

23,991

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Phylum

Bacillariophyta

Karsten  

15,115

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Subphylum

Bacillariophytina

Medlin & Kaczmarska  

13,492

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Class

Bacillariophyceae

Haeckel  

12,004

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Subclass

Bacillariophycidae

D.G.Mann  

10,253

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Order

Naviculales

Bessey  

5,020

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Suborder

Naviculineae

Hendey  

2,407

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Family

Pleurosigmataceae

Mereschowsky  

146

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Subordinate taxa

Rank

Name

Authority  

Fossil

# Species

 

Genus

Achnanthosigma

L.Reinhard  

0

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Genus

Arcuatasigma

G.Reid  

8

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Genus

Carinasigma

G.Reid  

5

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Genus

Cochlearisigma

G.Reid  

5

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Genus

Costasigma

G.Reid  

3

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Genus

Donkinia

Ralfs  

4

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Genus

Endosigma

Brebisson  

0

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Genus

Hyalosigma

N.I.Strelnikova & Kociolek  

1

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Genus

Pleurosigma

W.Smith  

114

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Genus

Rhoicosigma

Grunow  

6

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Genus

Toxonidea

Donkin  

13

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Genus

Toxonidisigma

C.Lobban & G.Reid  

2

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