Results 1 to 10 of about 20,724 (98)

Revisionary Notes on Predaceous Heptageniidae Based on Larval and Adult Associations (Ephemeroptera) [PDF]

open access: yes, 2017
New data indicate that larvae previously described as Spinadis Edmunds and Jensen and Spinadis wallacei Edmunds and Jensen are the larval stage of the prior named adults of Anepeorus simplex (Walsh) and are therefore synonymized.
McCafferty, W. P, Provonsha, A. V
core   +2 more sources

The Life Cycle of the Mayfly \u3ci\u3eStenacron Interpunctatum\u3c/i\u3e (Ephemeroptera: Heptageniidae) [PDF]

open access: yes, 2017
Larval growth and development of Stenacron interpunctatum was studied for a one year period at Wildcat Creek, Indiana. Analysis of developmental stages and sue classes revealed three broods at different degrees of maturation at any one time of year ...
Huff, B. L, Jr, McCafferty, W. P
core   +2 more sources

Commentary on \u3ci\u3eAmetropus\u3c/i\u3e Species (Ephemeroptera: Ametropodidae) in North America [PDF]

open access: yes, 2018
Ametropus albrighti is shown to be a junior subjective synonym of A. neavei, n. syn. Ametropus neavei sensu lato demonstrates stable structural characteristics with respect to male genitalia and larval morphology, whereas degree of maculation and ...
McCafferty, W. P
core   +2 more sources

Heptageniidae (Ephemeroptera) of Wisconsin [PDF]

open access: yes, 2017
(excerpt) Heptageniidae are one of the most abundant and widespread components of Wisconsin\u27s aquatic insect fauna. In almost any stream with a firm substrate and free of gross pollution, the flattened nymphs can be found hiding in crevasses and under
Flowers, R. Wills, Hilsenhoff, William L
core   +3 more sources

Field Recognition of Adult \u3ci\u3eAcentrella\u3c/i\u3e and \u3ci\u3eHeterocloeon\u3c/i\u3e (Ephemeroptera: Baetidae) [PDF]

open access: yes, 2017
The highly developed anterior process of the mesothorax, is described as a useful field character for identifying adults of Acentrella and Heterocloeon in the Nearctic.
Waltz, R. D
core   +2 more sources

Summer Ephemeroptera, Plecoptera, and Trichoptera (EPT) Species Richness and Community Structure in the Lower Illinois River Basin of Illinois [PDF]

open access: yes, 2018
Ephemeroptera, Plecoptera, and Trichoptera (EPT) species richness is useful for monitoring stream health, but no published studies in Illinois quantitatively document EPT richness or assemblage structure. The objectives of this study were to characterize
DeWalt, R. Edward   +2 more
core   +3 more sources

The Sand-Dwelling Predatory Mayfly \u3ci\u3ePseudiron Centralis\u3c/i\u3e in Michigan (Ephemeroptera: Pseudironidae) [PDF]

open access: yes, 2017
(excerpt) An examination of samples of Ephemeroptera larvae taken from 19 sites on the Pere Marquette River, Mason County, Michigan in October, 1990 and May, 1991 by A. G. B.
McCafferty, W. P
core   +2 more sources

A New Species of Thraulodes from New Mexico (Ephemeroptera: Leptophlebiidae) [PDF]

open access: yes, 2017
While working on the Ephemeroptera collection in the Entomology Museum at Michigan State University, the author came upon a single specimen of Thraulodes which appeared to be a new species.
Koss, Richard W
core   +2 more sources

Mating Flights of \u3ci\u3eEphoron Album\u3c/i\u3e (Ephemeroptera: Polymitarcidae) in Michigan [PDF]

open access: yes, 2017
Mating flights of the mayfly Ephoron album (Say) were observed on the Sturgeon River in Houghton County, Michigan, on five evenings between 16 and 22 August, 1977.
Johnson, D. Kent   +2 more
core   +2 more sources

Feeding Habits of Wisconsin\u27s Predominant Lotic Plecoptera, Ephemeroptera, and Trichoptera [PDF]

open access: yes, 2017
Feeding habits of nymphs or larvae of 101 species of Plecoptera, Ephemeroptera, and Trichoptera collected from Wisconsin\u27s streams were determined by examining foregut contents.
Hilsenhoff, William L   +1 more
core   +3 more sources

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