MolluscaBase source details
Johansen B.G. (1937). Two new species of freshwater mollusks from the Central Altai. Trudy Biologicheskogo Nauchno-Issledovatelskogo Instituta. 4: 191-200. (In Russian).
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Johansen B.G.
1937
Two new species of freshwater mollusks from the Central Altai
Trudy Biologicheskogo Nauchno-Issledovatelskogo Instituta
4: 191-200. (In Russian)
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Pisidium shadini Johansen, 1937 (original description)
Planorbis kruglowiae Johansen, 1937 accepted as Gyraulus kruglowiae (Johansen, 1937) (original description)
Planorbis kruglowiae Johansen, 1937 accepted as Gyraulus kruglowiae (Johansen, 1937) (original description)