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Aulacoseira
1
Aulacoseira alpigena
1
Aulacoseira ambigua
1
Aulacoseira italica
1
Aulacoseira subarctica
1
Aulacoseiraceae
1
Aulacoseirales
1
Bacillariophyceae
1
Canada
1
Chromista
Coscinodiscaceae
1
Coscinodiscales
1
Fragilaria
1
Fragilariaceae
1
Fragilariales
1
Fragilariforma
1
Lindavia
1
Meridion
1
Meridion circulare
North America
1
Ochrophyta
1
Rocky Mountains
1
Synedra
1
Synedra famelica
1
Tabellaria
1
Tabellaria flocculosa
1
Tabellariaceae
1
Tabellariales
1
Ulnaria
1
biogeography
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