MolluscaBase source details
Vanatta, E. G. (1902). Planorbis parvus walkeri n. var. The Nautilus. 16(5): 58.
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Vanatta, E. G.
1902
<i>Planorbis parvus walkeri</i> n. var.
The Nautilus
16(5): 58
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Date
action
by
Planorbis parvus var. walkeri Vanatta, 1902 accepted as Gyraulus parvus (Say, 1817) (original description)
