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Fig. 2.


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Species frequently found on the explored territories in Samarskaya oblast: 1 – Amphora ovalis, 2 – Hantzschia amphioxys, 3 – Hantzschia amphioxys f. capitata, 4 – Luticola mutica, 5 – Pinnularia borealis, 6 – Pinnularia microstauron.

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