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  1. Cardipeltis; an early Devonian agnathan of the order Heterostraci /
    By: Denison, Robert H. (Robert Howland),
    Publication info: [Chicago]Field Museum of Natural History,1966.
    Holding Institution: University Library, University of Illinois Urbana Champaign
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  2. The Cyathaspididae; a family of Silurian and Devonian jawless vertebrates /
    By: Denison, Robert H. (Robert Howland), - Chicago Natural History Museum.
    Publication info: Chicago :Chicago Natural History Museum Press ,1964.
    Holding Institution: University Library, University of Illinois Urbana Champaign
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  3. Early Devonian fishes from Utah : Arthrodira / Part III.
    By: Denison, Robert H. (Robert Howland), - Ross, Lillian A. - Roy, Sharat Kumar,
    Publication info: [Chicago]Chicago Natural History Museum Press,1953.
    Holding Institution: University Library, University of Illinois Urbana Champaign
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  4. Early Devonian fishes from Utah : Heteroostraci / Part II.
    By: Denison, Robert H. (Robert Howland), - Ross, Lillian A. - Roy, Sharat Kumar,
    Publication info: [Chicago] :Chicago Natural History Museum Press ,1953.
    Holding Institution: University Library, University of Illinois Urbana Champaign
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  5. Early Devonian fishes from Utah : Osteostraci / Part I.
    By: Denison, Robert H. (Robert Howland), - Ross, Lillian A. - Roy, Sharat Kumar,
    Publication info: [Chicago]Chicago Natural History Museum,1952.
    Holding Institution: University Library, University of Illinois Urbana Champaign
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  6. Early Devonian lungfishes from Wyoming, Utah, and Idaho /
    By: Denison, Robert H. (Robert Howland),
    Publication info: [Chicago] :Field Museum Press ,1968.
    Holding Institution: University Library, University of Illinois Urbana Champaign
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  7. Evolution and classification of the Osteostraci. The exoskeleton of early Osteostraci. /
    By: Denison, Robert H. (Robert Howland), - Ross, Lillian A. - Roy, Sharat Kumar,
    Publication info: [Chicago] :Chicago Natural History Museum Press ,1951.
    Holding Institution: University Library, University of Illinois Urbana Champaign
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  8. Fishes of the Devonian Holland Quarry shale of Ohio /
    By: Denison, Robert H. (Robert Howland), - Ross, Lillian A.
    Publication info: [Chicago] :Chicago Natural History Museum Press ,1960.
    Holding Institution: University Library, University of Illinois Urbana Champaign
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  9. Late Devonian fresh-water fishes from the western United States /
    By: Denison, Robert H. (Robert Howland), - Ross, Lillian A. - Roy, Sharat Kumar,
    Publication info: [Chicago] :Chicago Natural History Museum ,1951.
    Holding Institution: University Library, University of Illinois Urbana Champaign
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  10. Middle Devonian fishes from the Lemhi Range of Idaho /
    By: Denison, Robert H. (Robert Howland),
    Publication info: [Chicago] :Field Museum of Natural History,1968.
    Holding Institution: University Library, University of Illinois Urbana Champaign
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  11. New Pennsylvanian lungfishes from Illinois /
    By: Denison, Robert H. (Robert Howland),
    Publication info: [Chicago]Field Museum of Natural History,1969.
    Holding Institution: University Library, University of Illinois Urbana Champaign
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  12. New Silurian Heterostraci from southeastern Yukon /
    By: Denison, Robert H. (Robert Howland), - Bamber, E. W. - Hovdebo, H. R. - Lenz, A. C.
    Publication info: [Chicago]Chicago Natural History Museum,1963.
    Holding Institution: University Library, University of Illinois Urbana Champaign
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  13. Ordovician vertebrates from Western United States /
    By: Denison, Robert H. (Robert Howland),
    Publication info: [Chicago] :Field Museum of Natural History,1967.
    Holding Institution: University Library, University of Illinois Urbana Champaign
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  14. A reconstruction of the shield of the arthrodire, Bryantolepis brachycephalus (Bryant) /
    By: Denison, Robert H. (Robert Howland),
    Publication info: [Chicago]Chicago Natural History Museum,1962.
    Holding Institution: University Library, University of Illinois Urbana Champaign
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  15. A review of the habitat of the earliest vertebrates /
    By: Denison, Robert H. (Robert Howland), - Ross, Lillian A. - Roy, Sharat Kumar,
    Publication info: [Chicago] :Chicago Natural History Museum Press ,1956.
    Holding Institution: University Library, University of Illinois Urbana Champaign
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  16. Revised classification of Pteraspididae with description of new forms from Wyoming /
    By: Denison, Robert H. (Robert Howland),
    Publication info: Chicago :Field Museum of Natural History,1970.
    Holding Institution: University Library, University of Illinois Urbana Champaign
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  17. The structure and evolution of teeth in lungfishes /
    By: Denison, Robert H. (Robert Howland),
    Publication info: Chicago :Field Museum of Natural History,1974.
    Holding Institution: University Library, University of Illinois Urbana Champaign
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