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A revision of the genus Deraeocoris Kirschbaum (Heteroptera:Miridae) from western America north of Mexico

Creator:: Razafimahatratra, Vincent de Paul
Abstract:: The genus Deraeocoris Kirschbaum of western America north of Mexico was revised. Approximately 10,000 specimens from the Nearctic Region were examined. Taxonomic characters used by previous authors were reevaluated. In addition to the male parameres, the male vesica and the female posterior wall of the bursa copulatrix and sclerotized rings...
Resource Type:: Dissertation
Full Text:: : Redacted for Privacy Dr. John D. Lat n in charge of m j Redacted for Privacy Dr. B. F. Eldridge, Chairman

Nearctic sawflies I, the adults and larvae of the subfamily Blennocampinae (Hymenoptera: Tenthredinidae)

Creator:: Smith, David R.
Abstract:: Seventy-two species of Blennocampinae in 21 genera and six tribes are known from the Nearctic region. The adults and known larvae of all species and genera are keyed, described and illistrated. A definition of the subfamily, a review of previous work, a table of host-plant associations, and a discussion of...
Resource Type:: Dissertation
Full Text:: . John D. Lettin and Dr. Paul O. Ritcher, Oregon State University, Corvallis; the late Dr. J. A. G

A taxonomic revision of the Nearctic species of Apateticus Dallas and Podisus Herrich-Schaeffer (Heteroptera:Pentatomidae:Asopinae)

Creator:: Phillips, Kathryn Ann
Resource Type:: Dissertation
Full Text:: (Heteroptera: Pentatomidae: Asopinae) Abstract approved: Redacted for privacy John D. Lattin The Nearctic

A systematic study of the genus Phytocoris Fallén (Heteroptera:Miridae) in western North America

Creator:: Stonedahl, Gary Michael
Abstract:: The western Nearctic species of the genus Phytocoris Fallen were taxonomically revised. Over 15,000 specimens were examined. Information concerning host plant associations and distributions was compiled and summarized for use by future researchers. External morphological features and characters of the male genitalia were used to distinguish species. The genital tubercles...
Resource Type:: Dissertation
Full Text:: John D. Lattin The western Nearctic species of the genus Phytocoris Fallen were taxonomically revised

Taxonomy and evolution of the Orthotyline genus Lopidea (Heteroptera: miridae)

Creator:: Asquith, Adam
Abstract:: The genus Lopidea Uhler is revised for America north of Mexico. The relationship of Lopidea to other orthotyline genera is discussed and it is proposed that the genus Ilnacora Reuter is the sister group of Lopidea. Forty-eight species of Lopidea are recognized in North America, one of which is described...
Resource Type:: Dissertation
Full Text:: (Heteroptera: Miridae) Abstract approved: Redacted for Privacy //John D. Lattin The genus Lopidea Uhler is

A review of Sitobion, with a description and revision of a new genus (Homoptera: Aphididae)

Creator:: Jensen, Andrew S.
Resource Type:: Dissertation

Some factors in the development of northwestern entomology

Creator:: Bonnell, Daniel Ernest
Resource Type:: Dissertation
Full Text:: the dappled greenness of the Oregon country. A favor- able report was made to President Thomas

The bionomics of Medetera aldrichii Wheeler (Diptera: Dolichopodidae) in western Oregon

Creator:: Fitzgerald, T. D. (Terrence D.), 1941-
Abstract:: The bionomics of Medetera aldrichii Wheeler (Diptera: Dolichopodidae), a predator of the Douglas-fir beetle (Dendroctonus pseudotsugae Hopkins (Coleoptera:Scolytidae)), was investigated in western Oregon. The predator pupated in host galleries proximal to bark beetle ventilation holes. The tendency of prepupal larvae to form pupal cells near illuminated areas in a photo-response...
Resource Type:: Dissertation
Full Text:: larvae may have wandered into the fungi from under the bark. Dimianitsch (as cited by Deleon 1935

The species of Chaetocnema north of Mexico (Coleoptera : Chrysomelidae)

Creator:: Gentner, Louis G., 1892-1980
Resource Type:: Dissertation
Full Text:: 25, 1909; Tippicanoe Countr, November 26, 1932, November 2, 1935; Iowa - Ânes, May 30, i9+O

The Anopheline mosquitoes of Oregon, with suggestions for their control

Creator:: Anderson, Ernest Clifford
Resource Type:: Dissertation
Full Text:: - 9 - 16 1930 - 34 1931 - 20 1934 - 23 cases 1935 - 45 1936 - 57 1937 - 38 1933 - 19 1939

ScholarsArchive@OSU

A revision of the genus Deraeocoris Kirschbaum (Heteroptera:Miridae) from western America north of Mexico

Nearctic sawflies I, the adults and larvae of the subfamily Blennocampinae (Hymenoptera: Tenthredinidae)

A taxonomic revision of the Nearctic species of Apateticus Dallas and Podisus Herrich-Schaeffer (Heteroptera:Pentatomidae:Asopinae)

A systematic study of the genus Phytocoris Fallén (Heteroptera:Miridae) in western North America

Taxonomy and evolution of the Orthotyline genus Lopidea (Heteroptera: miridae)

A review of Sitobion, with a description and revision of a new genus (Homoptera: Aphididae)

Some factors in the development of northwestern entomology

The bionomics of Medetera aldrichii Wheeler (Diptera: Dolichopodidae) in western Oregon

The species of Chaetocnema north of Mexico (Coleoptera : Chrysomelidae)

The Anopheline mosquitoes of Oregon, with suggestions for their control

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