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OSU Triplehorn Insect Collection
OSU Acarology Laboratory
OSU Borror Laboratory of Bioacoustics
OSU Fish Collection
OSU Tetrapods: Reptiles & Amphibians
OSU Tetrapods: Birds
OSU Tetrapods: Mammals
Cleveland Museum of Natural History Invertebrate Collection
University of Central Florida Insect Collection
Montana State University West Indian Beetle Fauna
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Person Info
R. H. Davidson (Ralph H.)
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Person Stats
Publications
17
Records Collected
131
# of Collecting Events
45
Publications
Title
Author
Publication Year
PDF File
A review of the North American species of Balclutha and Agellus (Homoptera: Cicadellidae).
R. H. Davidson (Ralph H.)
D. M. DeLong (Dwight Moore)
1935-08-01
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Studies of the genus Empoasca (Homoptera: Cicadellidae). Part VI. Twenty-two new species of Empoasca from North America.
R. H. Davidson (Ralph H.)
D. M. DeLong (Dwight Moore)
1939-08-01
A new species of Draeculacephala from California (Homoptera: Cicadellidae).
R. H. Davidson (Ralph H.)
N. W. Frazier
1949-08-01
Studies of the genus Empoasca (Homoptera: Cicadellidae). Part VII. Six new species of Empoasca from Mexico.
R. H. Davidson (Ralph H.)
D. M. DeLong (Dwight Moore)
1940-08-01
Studies of the genus Empoasca (Homoptera: Cicadellidae). Part V. Twelve new species of Empoasca from the United States.
R. H. Davidson (Ralph H.)
D. M. DeLong (Dwight Moore)
1938-08-01
Studies of the genus Empoasca (Homoptera: Cicadellidae). Part VIII. Six new species of Empoasca from southwestern United States, Mexico and Chile.
R. H. Davidson (Ralph H.)
D. M. DeLong (Dwight Moore)
1942-08-01
Studies of the genus Empoasca (Homoptera: Cicadellidae). Part X. Fourteen new species of Empoasca from Mexico.
R. H. Davidson (Ralph H.)
D. M. DeLong (Dwight Moore)
1943-08-01
Studies of the genus Empoasca (Homoptera, Cicadellidae). Part IX. Some new species of Empoasca from Southwestern United States and Mexico.
R. H. Davidson (Ralph H.)
D. M. DeLong (Dwight Moore)
1942-08-01
Studies of the genus Empoasca (Homoptera: Cicadellidae). Part XI. Six new species of Empoasca from Mexico.
R. H. Davidson (Ralph H.)
D. M. DeLong (Dwight Moore)
1943-08-01
Some new species of Cicadellidae (Homoptera) from the United States.
D. M. DeLong (Dwight Moore)
R. H. Davidson (Ralph H.)
1934-08-01
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Some new North American species of deltocephaloid leafhoppers.
D. M. DeLong (Dwight Moore)
R. H. Davidson (Ralph H.)
1935-08-01
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Further studies of the genus Empoasca (Homoptera: Cicadellidae). Part III. Seventeen new species of Empoasca from the United States and Canada.
D. M. DeLong (Dwight Moore)
R. H. Davidson (Ralph H.)
1935-08-01
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Further studies of the genus Empoasca (Homoptera: Cicadellidae). Part IV. Eleven new species of Empoasca from the United States.
D. M. DeLong (Dwight Moore)
R. H. Davidson (Ralph H.)
1936-04-01
The genus Agellus gen. nov. (Homoptera: Cicadellidae).
D. M. DeLong (Dwight Moore)
R. H. Davidson (Ralph H.)
1933-08-01
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A new species of Typhlocyba (Homoptera: Cicadellidae) injurious to prune in the Pacific Northwest.
D. M. DeLong (Dwight Moore)
R. H. Davidson (Ralph H.)
1934-08-01
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Description of the neotype of Draeculacephala mollipes (Say) and a new species previously confused with it (Homoptera, Cicadellidae).
D. M. DeLong (Dwight Moore)
R. H. Davidson (Ralph H.)
1943-02-01
Some new species of Eugnathodus (Homoptera: Cicadellidae).
D. M. DeLong (Dwight Moore)
R. H. Davidson (Ralph H.)
1933-08-01
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