Tebby, Cheryl, Royal Alberta Museum, Canada
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The Canadian Field-Naturalist Vol. 133 No. 3 (2019) - Notes
First recorded co-occurrence of Valvata lewisi Currier, 1868 and Valvata lewisi ontariensis Baker, 1931 (Gastropoda: Valvatidae) from Alberta, Canada, with notes on morphometric and genetic variability
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