Sowerby, G. B. II. (1871). Monograph of the genus Yoldia. In: Conchologia iconica, or illustrations of the shells of molluscous animals, vol. 18: pls. 1-5 and unpaginated text. L. A. Reeve, London. [stated dates: pls. 2, Feb. 1871; 1, 3-5, Nov. 1871].
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Sowerby, G. B. II
1871
Monograph of the genus Yoldia. In: Conchologia iconica, or illustrations of the shells of molluscous animals, vol. 18: pls. 1-5 and unpaginated text. L. A. Reeve, London. [stated dates: pls. 2, Feb. 1871; 1, 3-5, Nov. 1871]
