Stoneflies (Plecoptera) in Gray's Run in Northeastern Ohio
Fishbeck, Dale W. (1987-06)
A survey of stoneflies was conducted at Gray's Run (Mahoning County, Ohio), a small (2.9 km), high gradient stream occurring in the glaciated Appalachian Plateau. A total of 1,779 stoneflies were collected in 1984-1985 by ...
Longevity in the Drosophila virilis Species Group. II. The D. montana Phylad
Durbin, Edward J.; Yoon, Jong Sik (1987-06)
Longevity differences due to species, strain, and sex were examined for members of the Drosophila montana phylad of the D. virilis species group: D. ezoana, D. kanekoi, D. littoralis, D. borealis, D. flavomontana, D. ...
Xylem Feeding by Periodical Cicada Nymphs on Pine and Grass Roots, With Novel Suggestions for Pest Control in Conifer Plantations and Orchards
Lloyd, Monte; White, JoAnn (1987-06)
First-instar nymphs of periodical cicadas (Homoptera: Cicadidae: Magicicada) were introduced into a 500-cm2 plot in a relatively pure stand of loblolly pines and into an 1800-cm2 plot on a mowed grassy lawn to determine ...
A Nine-Year Study of the Lepidoptera of The Wilderness Center, Stark County, Ohio
Rings, Roy W.; Ritter, Richard M.; Hawes, Robert W.; Metzler, Eric H. (1987-06)
A survey of the Lepidoptera occurring at a large nature center in Stark County, Ohio was conducted from 1977 to 1985. Sampling was done using the following techniques: ultraviolet light traps, mercury vapor lamp plus ...
Conodonts of the Estill Shale and Bisher Formation (Silurian, Southern Ohio): Biostratigraphy and Distribution
Kleffner, Mark A. (1987-06)
Representatives of 20 species of conodonts have been isolated from samples of the Silurian Estill Shale and Bisher Formation at four localities in southern Ohio. The Estill belongs in the amorphognathoides Zone and is late ...
A Review of Host Specificity in Tanaorhamphus longirostris (Acanthocephala: Neoechinorhynchidae)
Hubschman, Jerry H. (1987-06)
Of 13 species of fish recorded as hosts for the acanthocephalan, Tanaorhamphus longirostris (Van Cleave 1913), only two regularly contain mature worms. These are the gizzard shad (Dorosoma cepedianum (Lesueur)) and the ...
Effects of Current Velocity on the Physical Structuring of Diatom (Bacillariophyceae) Communities
Lamb, Mark A.; Lowe, Rex L. (1987-06)
Diatom-dominated periphyton communities growing under different current velocities on precleaned rock substrates were harvested from the Maumee River, Ohio, during the winter of 1980. Analysis of the initial stages of ...