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By: Allison, Richard CType: ArticleIn: PalaeontologyVolume: 8Series:Issue:Date: 1965Page Range: 666--680Publication Info: London, Palaeontological Association, 1957-Subjects:
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By: Allison, Richard CType: ArticleIn: The veligerVolume: 21Series:Issue:Date: 1978Page Range: 171--188Publication Info: Berkeley, CA, California Malacozoological Society,Subjects: