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A new Beringius from the Pacific northwest, with comments on certain described forms
Vol 73, Page 1
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A new marine gastropod from West Mexico
Vol 73, Page 9
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Carychium clappi, new name
Vol 73, Page 36
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New Phyllonotus from the eastern Pacific
Vol 73, Page 103
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A new species of Calipyrgula (Hydrobiidae) from the Pleistocene of Texas
Vol 73, Page 110
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Succinea aurea Lea and S. pyrites, new
Vol 73, Page 113
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New Calipyrgula from the Pleistocene of Texas, and notes on Gochlicopa riograndensis
Vol 73, Page 125
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Hugh Watson, 1885-1959
Vol 73, Iss 4, Page 158