The occurrence of a penis-like outgrowth behind the right tentacle in spent females of Nucella lapillus (L.)
Blaber, S.J.M. (1970). The occurrence of a penis-like outgrowth behind the right tentacle in spent females of Nucella lapillus (L.). Proc. Malac. Soc. 39(2-3): 231-233
In: Proceedings of the Malacological Society of London. Dulau & Co.: London. ISSN 0025-1194, more
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