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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Ehrhorn, E M
    Type: Article
    In: Proceedings of the Hawaiian Entomological Society
    Volume: 3
    Date: 1916
    Page Range: 231--247
    Publication Info: Honolulu, Hawaiian Entomological Society,
  2. By: Timberlake, P. H. (Philip Hunter), - Ehrhorn, E M - Swezey, Otto H. (Otto Herman)
    Type: Article
    In: Proceedings of the Hawaiian Entomological Society
    Volume: 4
    Date: 1921
    Page Range: 607--609
    Publication Info: Honolulu, Hawaiian Entomological Society,