MolluscaBase source details
Smith, B. (1939). A sinistral specimen of Busycon pyrum (Dillwyn). The Nautilus. 52(3): 89-91, pl. 7, figs. a-c.
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Smith, B.
1939
A sinistral specimen of <i>Busycon pyrum</i> (Dillwyn)
The Nautilus
52(3): 89-91, pl. 7, figs. a-c
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