Melvill, J. C. (1895). Descriptions of four new species of Engina and a new species of Defrancia. Proceedings of the Malacological Society of London. 1: 226-228, pl. 14.
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Melvill, J. C.
1895
Descriptions of four new species of <i>Engina</i> and a new species of <i>Defrancia</i>
Proceedings of the Malacological Society of London