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Proserpinoid land snails and their relationships within the Archaeogastropoda
Vol 20, Page 1
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On Patro australis with comparisons of structure throughout the Anomiidae (Bivalvia)
Vol 20, Iss 1, Page 143
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The giant white calm from the Galapagos Rift, Calyptogena magnifica species novum
Vol 20, Page 161
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Rhodopetalinae, a new subfamily of Acmaeidae from the boreal Pacific: anatomy and systematics
Vol 20, Page 291
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Comparative morphology of the radulae and alimentary tracts in the Aplacophora
Vol 20, Page 361
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Morphological and behavioural aspects of feeding in the Cassidae (Tonnacea, Mesogastropoda)
Vol 20, Iss 2, Page 385