The structure and evolution of teeth in lungfishesAuthor: Denison, Robert Howland,
Publisher: [Chicago] Field Museum of Natural History,
Date: 1974. This title can be found in 1 Iowa libraries.
Revised classification of Pteraspididae with description of new forms from WyomingAuthor: Denison, Robert Howland,
Publisher: [Chicago] Field Museum of Natural History,
Date: 1970. This title can be found in 1 Iowa libraries.
Early Devonian lungfishes from Wyoming, Utah, and IdahoAuthor: Denison, Robert Howland,
Publisher: [Chicago] Field Museum of Natural History,
Date: 1968. This title can be found in 1 Iowa libraries.
Ordovician vertebrates from Western United StatesAuthor: Denison, Robert Howland,
Publisher: [Chicago] Field Museum of Natural History,
Date: 1967. This title can be found in 1 Iowa libraries.
Cardipeltis; an early Devonian agnathan of the order HeterostraciAuthor: Denison, Robert Howland,
Publisher: [Chicago] Field Museum of Natural History,
Date: 1966. This title can be found in 1 Iowa libraries.
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