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  1. The leaf-hopper of the sugar cane, by R. C. L. Perkins.
    By: Perkins, R. C. L. (Robert Cyril Layton),
    Publication info: Honolulu,Hawaiian Gazette Co.,1903.
    Holding Institution: NCSU Libraries (archive.org)
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  2. Leaf-hoppers and their natural enemies ... By R.C.L. Perkins.
    By: Perkins, R. C. L. (Robert Cyril Layton), - Kirkaldy, George Willis. - Swezey, Otto H. (Otto Herman)
    Publication info: Honolulu,H.T.,1905-06.
    Holding Institution: Smithsonian Libraries
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  1. Apoidea, Sphecoidea, and Vespoidea
    By: Perkins, R. C. L. (Robert Cyril Layton), - Cheesman, L Evelyn
    Type: Article
    In: Insects of Samoa and other Samoan terrestrial arthropoda
    Volume: Part V
    Date: 1928
    Page Range: 1--32
    Publication info: London.
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  2. Hymenoptera Aculeata
    By: Perkins, R. C. L. (Robert Cyril Layton),
    Type: Article
    In: Fauna hawaiiensis; being the land-fauna of the Hawaiian islands. by various authors, 1899-1913.
    Volume: 1
    Date: 1899
    Page Range: 1--122
    Publication info: Cambridge [Eng.] :The University press,1913.
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  3. IX. On the Generic Characters of Hawaiian Crabronidæ; four new genera characterized
    By: Perkins, R. C. L. (Robert Cyril Layton),
    Type: Article
    In: Transactions of the Entomological Society of London.
    Volume: 1902
    Date: 1902
    Page Range: 145--148
    Publication info: London,The Society.
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  4. Neuroptera
    By: Perkins, R. C. L. (Robert Cyril Layton),
    Type: Article
    In: Fauna hawaiiensis; being the land-fauna of the Hawaiian islands. by various authors, 1899-1913.
    Volume: 2
    Date: 1899
    Page Range: 31--89
    Publication info: Cambridge [Eng.] :The University press,1913.
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  5. New Hawaiian Caraboidea
    By: Perkins, R. C. L. (Robert Cyril Layton),
    Type: Article
    In: The Entomologist's monthly magazine.
    Volume: 53
    Series: 3
    Date: 1917
    Page Range: 246--250
    Publication info: Oxford [etc.]Entomologist's Monthly Magazine Ltd. [etc.]
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  6. New species of Paralastor, Sauss. (Hymenoptera, Fam. Eumenidae) collected by Mr. R.E. Turner in S.W. Australia
    By: Perkins, R. C. L. (Robert Cyril Layton),
    Type: Article
    In: The Annals and magazine of natural history; zoology, botany, and geology being a continuation of the Annals combined with Loudon and Charlesworth's Magazine of Natural History.
    Volume: 14
    Series: 8
    Date: 1914
    Page Range: 235--240
    Publication info: London,Taylor and Francis, Ltd.
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  7. Note on Tomocera, a genus of scale-bug parasites, with description of a new species. (Hymen.)
    By: Perkins, R. C. L. (Robert Cyril Layton),
    Type: Article
    In: Proceedings of the Hawaiian Entomological Society.
    Volume: 1
    Date: 1906
    Page Range: 75--76
    Publication info: Honolulu :Hawaiian Entomological Society
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  8. Notes, with descriptions of new species, on aculeate Hymenoptera of the Australian Region
    By: Perkins, R. C. L. (Robert Cyril Layton),
    Type: Article
    In: The Annals and magazine of natural history; zoology, botany, and geology being a continuation of the Annals combined with Loudon and Charlesworth's Magazine of Natural History.
    Volume: 9
    Series: 8
    Date: 1912
    Page Range: 96--121
    Publication info: London,Taylor and Francis, Ltd.
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  9. On the special acarid chamber formed within the basal abdominal segment of the genus Koptorthosoma (Xylocopinae)
    By: Perkins, R. C. L. (Robert Cyril Layton),
    Type: Article
    In: The Entomologist's monthly magazine.
    Volume: 35
    Series: 2
    Date: 1899
    Page Range: 37--39
    Publication info: Oxford [etc.]Entomologist's Monthly Magazine Ltd. [etc.]
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  10. On the species of Alastor (Paralastor) Sauss. and some other Hymenoptera of the family Eumenidae
    By: Perkins, R. C. L. (Robert Cyril Layton),
    Type: Article
    In: Proceedings of the Zoological Society of London.
    Volume: 1914
    Date: 1914
    Page Range: 563--624
    Publication info: London :Academic Press, [etc.],1833-1965.
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  11. Orthoptera
    By: Perkins, R. C. L. (Robert Cyril Layton),
    Type: Article
    In: Fauna hawaiiensis; being the land-fauna of the Hawaiian islands. by various authors, 1899-1913.
    Volume: 2
    Date: 1899
    Page Range: 1--30
    Publication info: Cambridge [Eng.] :The University press,1913.
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  12. Plates
    By: Perkins, R. C. L. (Robert Cyril Layton),
    Type: Article
    In: Transactions of the Entomological Society of London.
    Volume: 67
    Date: 1919
    Page Range: 218--319
    Publication info: London,The Society.
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  13. Some remarkable Australian Hymenoptera
    By: Perkins, R. C. L. (Robert Cyril Layton),
    Type: Article
    In: Proceedings of the Hawaiian Entomological Society.
    Volume: 2
    Date: 1908
    Page Range: 27--35
    Publication info: Honolulu :Hawaiian Entomological Society
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  14. Supplementary notes on |Rhynchogonus blackburnii| and its parasites
    By: Perkins, R. C. L. (Robert Cyril Layton),
    Type: Article
    In: Proceedings of the Hawaiian Entomological Society.
    Volume: 1
    Date: 1907
    Page Range: 130--134
    Publication info: Honolulu :Hawaiian Entomological Society
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  15. VII. Four New Species and a New Genus of parasitic Hymenoptera (Ichneumonidæ, sub-fam. Ophioninæ) from the Hawaiian Islands
    By: Perkins, R. C. L. (Robert Cyril Layton),
    Type: Article
    In: Transactions of the Entomological Society of London.
    Volume: 50
    Date: 1902
    Page Range: 141--144
    Publication info: London,The Society.
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  16. VII. Notes on Hawaiian Wasps, with Descriptions of New Species
    By: Perkins, R. C. L. (Robert Cyril Layton),
    Type: Article
    In: Transactions of the Entomological Society of London.
    Volume: 50
    Date: 1902
    Page Range: 131--140
    Publication info: London,The Society.
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  17. XIII. On the classification of British Crabronidae (Hymenoptera)
    By: Perkins, R. C. L. (Robert Cyril Layton),
    Type: Article
    In: Transactions of the Entomological Society of London.
    Volume: 61
    Date: 1913
    Page Range: 383--398
    Publication info: London,The Society.
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  18. XIV. The Colour-groups of the Hawaiian Wasps, etc
    By: Perkins, R. C. L. (Robert Cyril Layton),
    Type: Article
    In: Transactions of the Entomological Society of London.
    Volume: 60
    Date: 1913
    Page Range: 677--701
    Publication info: London,The Society.
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  19. XIX. On Hawaiian Ophioninae (Hymenoptera, Fam. Ichneumonidae)
    By: Perkins, R. C. L. (Robert Cyril Layton),
    Type: Article
    In: Transactions of the Entomological Society of London.
    Volume: 62
    Date: 1915
    Page Range: 521--535
    Publication info: London,The Society.
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  20. XXIII.—On a new genus and species of bird of the family Drepanididæ from the Hawaiian islands
    By: Perkins, R. C. L. (Robert Cyril Layton),
    Type: Article
    In: The Annals and magazine of natural history; zoology, botany, and geology being a continuation of the Annals combined with Loudon and Charlesworth's Magazine of Natural History.
    Volume: 3
    Series: 9
    Date: 1919
    Page Range: 250--252
    Publication info: London,Taylor and Francis, Ltd.
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  21. XXIV. On the Hymenopterous genera Trichogramma, Westw., and Pentarthron, Riley
    By: Perkins, R. C. L. (Robert Cyril Layton),
    Type: Article
    In: Transactions of the Entomological Society of London.
    Volume: 61
    Date: 1914
    Page Range: 603--605
    Publication info: London,The Society.
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  22. XXXI. New secies of Hawaiian Hymenoptera, with notes on some previously described
    By: Perkins, R. C. L. (Robert Cyril Layton),
    Type: Article
    In: Transactions of the Entomological Society of London.
    Volume: 59
    Date: 1912
    Page Range: 719--727
    Publication info: London,The Society.
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  23. XXXII. Notes on Hawaiian Hemiptera, with descriptions of new species
    By: Perkins, R. C. L. (Robert Cyril Layton),
    Type: Article
    In: Transactions of the Entomological Society of London.
    Volume: 59
    Date: 1912
    Page Range: 728--737
    Publication info: London,The Society.
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