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A revision of the genus Notiphila Fallén (Diptera:Ephydridae) from America north of Mexico

Creator:: Mathis, Wayne N.
Abstract:: The North American species of the shore fly genus Notiphila Fallen were taxonomically revised. Over 13,000 specimens were examined from throughout the Nearctic Region and information relating to the biology of many species occurring in the West was gathered from both field and laboratory studies. Previously used characters were reevaluated;...
Resource Type:: Dissertation
Full Text:: , Massachusetts (MCZ), Mrs. Janice C. Scott and Dr. John F. Lawrence; National Museum of Natural History

The life history and habits of a new species of seed midge, Dasyneura Sp., which attacks Ladino clover

Creator:: Bishop, Guy William
Resource Type:: Masters Thesis
Full Text:: presence of the parasite appears about the 5. Determined by B. D. Burke, Division of Insect

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:: , Moscow, (UID), Dr. W. F. Barr; University of Kansas, Lawrence, (KU), Dr. P. D. Ashlock; University of

A revision of the North American species of Pactopus Leconte and Trixagus Kugelann (Coleoptera: Throscidae)

Creator:: Yensen, Arthur Eric
Abstract:: This study was undertaken to find means of separating the morphologically similar species of North American Trixagus and to bring together information on Trixagus and Pactopus. A key to separate the world's eight genera of extant Throscidae is presented for the first time. A key to the five species of...
Resource Type:: Masters Thesis
Full Text:: . Burke, Texas A. & M University; Dr. G. W. Byers, University of Kansas; Dr. H. S. Dybas, Field Museum of

Pheromone-mediated behavior of adult Douglas-fir tussock moths, Orgyia pseudotsugata (McD.) (Lepidoptera: Lymantriidae)

Creator:: Swaby, James Archie
Abstract:: The sinuous flight behavior of male Douglas-fir tussock moths, Orgyia pseudotsugata, (McD.), is characterized by positive anemotaxis and positive chemoklinotaxis and varies depending on distance from the pheromone source, population density, and time of day. Visual cues play a minor role in close-range orientation to a pheromone source, but males...
Resource Type:: Dissertation
Full Text:: Summerdale (now Fishcamp), Mariposa County, California in August 1906, by H.E. Burke (Eaten and Struble

A revision of the black grass bug genus Irbisia Reuter (Heteroptera:Miridae)

Creator:: Schwartz, Michael David
Abstract:: The black grass bug genus Irbisia Reuter was revised. Over 18,000 specimens were examined and information concerning the biology, host plant and distributional relationships of the species was compiled. In addition to external characters, the male claspers and vesica, and the female dorsal libiate plate of the bursa copulatrix and...
Resource Type:: Masters Thesis
Full Text:: ; Schuh Collection, Klamath Falls, Oregon, (JS), Mr. Joe Schuh; Snow Entomological Museum, Lawrence

Taxonomic characters of the genus Ochodaeus Serville with descriptions of two new species in the O. Pectoralis LeConte species complex (Coleoptera:Scarabaeidae)

Creator:: Carlson, David Craig
Abstract:: The genus Ochodaeus Serville contains approximately sixty species and is World wide in its distribution. One-half of these species are known from the Nearctic and Neotropic regions. Adults of six previously described species common to the United States have been studied in detail. The mandibles, stridulatory peg, and male genitalia...
Resource Type:: Masters Thesis
Full Text:: , California State College at Long Beach; L. L. Pechuman, Cornell University; J. F. Lawrence, Harvard Univer

The SELCTV database : the susceptibility of arthropod natural enemies to agricultural pests to pesticides

Creator:: Theiling, Karen M.
Abstract:: Documentation of the side effects of pesticides on arthropod natural enemies has expanded rapidly since the 1950's as part of an increase in non-target side effects literature. Most reviews have been based on empirical analysis of selected literature. The SELCTV database was developed to make a larger information base accessible...
Resource Type:: Masters Thesis

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:: Forest Service, Augusta; Donald J. Burdick, Fresno State College, Fresno, California; Horace R. Burke

Riparian and adjacent upslope beetle communities along a third order stream in the western Cascade Mountain Range, Oregon

Creator:: Brenner, Gregory John
Abstract:: Monitoring wildlife habitats has become important to forest ecosystem management because it provides valuable information about the response of forests and their species to harvest practices, impacts from recreational use, conservation efforts, and natural and human-caused disturbances. Monitoring is a complex task that requires a variety of abiotic and biotic...
Resource Type:: Dissertation

ScholarsArchive@OSU

A revision of the genus Notiphila Fallén (Diptera:Ephydridae) from America north of Mexico

The life history and habits of a new species of seed midge, Dasyneura Sp., which attacks Ladino clover

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

A revision of the North American species of Pactopus Leconte and Trixagus Kugelann (Coleoptera: Throscidae)

Pheromone-mediated behavior of adult Douglas-fir tussock moths, Orgyia pseudotsugata (McD.) (Lepidoptera: Lymantriidae)

A revision of the black grass bug genus Irbisia Reuter (Heteroptera:Miridae)

Taxonomic characters of the genus Ochodaeus Serville with descriptions of two new species in the O. Pectoralis LeConte species complex (Coleoptera:Scarabaeidae)

The SELCTV database : the susceptibility of arthropod natural enemies to agricultural pests to pesticides

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

Riparian and adjacent upslope beetle communities along a third order stream in the western Cascade Mountain Range, Oregon

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