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  1. By: Roberts, Morris H
    Type: Article
    In: The Biological bulletin
    Volume: 137
    Date: 1969-10-01
    Page Range: 338--351
    Publication Info: Woods Hole, Mass Marine Biological Laboratory
  2. By: Roberts, Morris H
    Type: Article
    In: The Biological bulletin
    Volume: 140
    Date: 1971-06-01
    Page Range: 489--501
    Publication Info: Woods Hole, Mass Marine Biological Laboratory
  3. By: Roberts, Morris H
    Type: Article
    In: The Biological bulletin
    Volume: 141
    Date: 1971-08-01
    Page Range: 162--166
    Publication Info: Woods Hole, Mass Marine Biological Laboratory
  4. By: Roberts, Morris H
    Type: Article
    In: The Biological bulletin
    Volume: 146
    Date: 1974-02-01
    Page Range: 67--77
    Publication Info: Woods Hole, Mass Marine Biological Laboratory