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  1. By: Harper, Michael W. - Young, Mark R.
    Type: Article
    In: The entomologist's record and journal of variation
    Volume: 93
    Date: 1981
    Page Range: 150--153
    Publication Info: [London s.n
  2. By: Harper, Michael W. - Langmaid, John R.
    Type: Article
    In: The entomologist's record and journal of variation
    Volume: 87
    Date: 1975
    Page Range: 137--142
    Publication Info: [London s.n
  3. By: Young, Mark R. - Harper, Michael W. - Christie, I
    Type: Article
    In: The entomologist's record and journal of variation
    Volume: 102
    Date: 1990
    Page Range: 281--284
    Publication Info: [London s.n
  4. By: Harper, Michael W.
    Type: Article
    In: The entomologist's record and journal of variation
    Volume: 102
    Date: 1990
    Page Range: 243--244
    Publication Info: [London s.n
  5. By: Harper, Michael W.
    Type: Article
    In: The entomologist's record and journal of variation
    Volume: 89
    Date: 1977
    Page Range: 44--44
    Publication Info: [London s.n
  6. By: Harper, Michael W. - Langmaid, John R.
    Type: Article
    In: The entomologist's record and journal of variation
    Volume: 90
    Date: 1978
    Page Range: 162--166
    Publication Info: [London s.n
  7. By: Harper, Michael W.
    Type: Article
    In: The entomologist's record and journal of variation
    Volume: 102
    Date: 1990
    Page Range: 89--89
    Publication Info: [London s.n
  8. By: Harper, Michael W.
    Type: Article
    In: The entomologist's record and journal of variation
    Volume: 102
    Date: 1990
    Page Range: 44--44
    Publication Info: [London s.n