MolluscaBase source request
You have requested access to download the full text of the source (SourceID: 299490):
Prozorova L.A., Starobogatov Yu.I. (1997). New species of the subgenus Gyraulus of the genus Anisus and Gyraulus-similar forms from Asiatic Russia (with notes on classification of the genera Anisus and Choanomphalus) (Gastropoda Planorbidae). Ruthenica. 7(1): 39-50.
Prozorova L.A., Starobogatov Yu.I. (1997). New species of the subgenus Gyraulus of the genus Anisus and Gyraulus-similar forms from Asiatic Russia (with notes on classification of the genera Anisus and Choanomphalus) (Gastropoda Planorbidae). Ruthenica. 7(1): 39-50.