MolluscaBase source details
Keep, J. (1902). Helix aspersa increasing in California. The Nautilus. 15(10): 119.
413986
Keep, J.
1902
<i>Helix aspersa</i> increasing in California
The Nautilus
15(10): 119
Publication
Date
action
by
Helix aspersa O. F. Müller, 1774 accepted as Cornu aspersum (O. F. Müller, 1774) (additional source)