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Amphipleuraceae
2
Bacillariophyceae
2
Canada
2
Chromista
2
Frustulia
2
Frustulia saxonica
2
Mastogloiaceae
Mastogloiales
2
Naviculales
2
North America
2
Ochrophyta
2
Rocky Mountains
2
Stauroneidaceae
Stauroneis
2
biogeography
diatoms
ecology
2
floristics
taiga
2
tundra
2
Aneumastus
1
Aneumastus tusculus
1
Craticula
1
Cymbellaceae
1
Cymbellales
1
Encyonema
1
Halamphora
1
Mastogloia
1
Mastogloia elliptica
1
Sellaphora
1
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