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Dean, J.D. (1918). The clausilium in Alopia, a subgenus of Clausilia. Journal of Conchology. 15(9): 262-267.
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Dean, J.D.
1918
The clausilium in <i>Alopia</i>, a subgenus of <i>Clausilia</i>
Journal of Conchology
15(9): 262-267
Publication
Stated date: 1 May 1918
Date
action
by
Clausilia (Ithyption) Dean, 1918 accepted as Alopia H. Adams & A. Adams, 1855 (original description)