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  1. By: Petuch, E J
    Type: Article
    In: The veliger
    Volume: 17
    Date: 1974
    Page Range: 40--43
    Publication Info: Berkeley, CA, California Malacozoological Society,
  2. By: Petuch, E J
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 99
    Date: 1986
    Page Range: 15--16
    Publication Info: Washington, Biological Society of Washington,
  3. By: Petuch, E J
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 92
    Date: 1979
    Page Range: 510--526
    Publication Info: Washington, Biological Society of Washington,
  4. By: Petuch, E J
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 99
    Date: 1986
    Page Range: 8--14
    Publication Info: Washington, Biological Society of Washington,
  5. By: Petuch, E J
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 93
    Date: 1980
    Page Range: 299--302
    Publication Info: Washington, Biological Society of Washington,
  6. By: Petuch, E J - Mendenhall, Meghan G
    Type: Article
    In: The veliger
    Volume: 15
    Date: 1972
    Page Range: 96--96
    Publication Info: Berkeley, CA, California Malacozoological Society,
  7. By: Petuch, E J
    Type: Article
    In: The veliger
    Volume: 16
    Date: 1973
    Page Range: 103--104
    Publication Info: Berkeley, CA, California Malacozoological Society,
  8. By: Petuch, E J
    Type: Article
    In: The veliger
    Volume: 17
    Date: 1974
    Page Range: 205--206
    Publication Info: Berkeley, CA, California Malacozoological Society,
  9. By: Petuch, E J
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 95
    Date: 1982
    Page Range: 774--780
    Publication Info: Washington, Biological Society of Washington,
  10. By: Petuch, E J
    Type: Article
    In: The veliger
    Volume: 17
    Date: 1975
    Page Range: 262--263
    Publication Info: Berkeley, CA, California Malacozoological Society,
  11. By: Petuch, E J
    Type: Article
    In: The veliger
    Volume: 18
    Date: 1976
    Page Range: 322--325
    Publication Info: Berkeley, CA, California Malacozoological Society,
  12. By: Petuch, E J
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 94
    Date: 1981
    Page Range: 1110--1130
    Publication Info: Washington, Biological Society of Washington,