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  1. By: Young, Ronald M
    Type: Article
    In: The Coleopterists' Bulletin
    Volume: 23
    Issue: 1
    Date: 1969-03
    Page Range: 24--25
    Publication Info: [Washington, D.C. etc.], Coleopterists' Society,
  2. By: Young, Ronald M
    Type: Article
    In: The Coleopterists' Bulletin
    Volume: 26
    Issue: 1
    Date: 1972-03
    Page Range: 31--34
    Publication Info: [Washington, D.C. etc.], Coleopterists' Society,