Bleeker, J. & van der Spoel, S. (1988). Diacria piccola and Diacria maculata: two new pteropod mollusc species from the Atlantic and Pacific oceans. Proceedings of the Biological Society of Washington. 101(1): 60-66.
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Bleeker, J. & van der Spoel, S.
1988
<i>Diacria piccola</i> and <i>Diacria maculata</i>: two new pteropod mollusc species from the Atlantic and Pacific oceans
Proceedings of the Biological Society of Washington