XLIII.—On the operculum of Gasteropodous Mollusca, and an attempt to prove that it is homologous or identical with the second valve of Conchifera

J E Gray

Published in Annals And Magazine of Natural History, in 1850, in volume 5, pages 476-483

Date published:1850

DOI: 10.1080/03745486009494950
BHL: 18687498
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