MolluscaBase source details
Pilsbry, H. A. (1916). A new Californian land snail. The Nautilus. 29(9): 104-105, pl. 3, lower figs.
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Pilsbry, H. A.
1916
A new Californian land snail.
The Nautilus
29(9): 104-105, pl. 3, lower figs.
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Epiphragmophora zechae Pilsbry, 1916 accepted as Helminthoglypta petricola zechae (Pilsbry, 1916) (original description)
