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Bacillariophyceae
2
Brachysira
2
Brachysiraceae
Canada
2
Cavinula
2
Cavinulaceae
Chromista
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Naviculaceae
2
Naviculales
North America
2
Ochrophyta
2
Rocky Mountains
2
Sellaphora
2
Sellaphora rectangularis
2
Sellaphoraceae
2
biogeography
diatoms
2
ecology
2
floristics
2
taiga
2
tundra
Aneumastus
1
Aneumastus tusculus
1
Brachysira zellensis
1
Cavinula jaernefeltii
1
Cavinula pseudoscutiformis
1
Cavinula scutiformis
1
Craticula
1
Cymbellaceae
1
Cymbellales
1
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