MolluscaBase source details
Pilsbry, H. A. (1909). Alcadia pusilla intermedia n. var. The Nautilus. 22(9): 96.
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Pilsbry, H. A.
1909
<i>Alcadia pusilla intermedia</i> n. var.
The Nautilus
22(9): 96
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Alcadia pusilla var. intermedia Pilsbry, 1909 accepted as Alcadia pusilla (C. B. Adams, 1850) (original description)