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Filtering by: Contributor St. Clair, Gloriana Advisor Lattin, John D.

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
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:

, Mr. M. F. O'Brien; University of Minnesota, St. Paul, (UNN), Dr. P. E. Clausen; University of
Abundance and community composition of arboreal spiders : the relative importance of habitat structure, prey availability and competition

Creator:

Halaj, Juraj

Abstract:

This work examined the importance of structural complexity of habitat, availability of prey, and competition with ants as factors influencing the abundance and community composition of arboreal spiders in western Oregon. In 1993, I compared the spider communities of several host-tree species which have different branch structure. I also assessed...

Resource Type:

Dissertation
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