Results 21 to 30 of about 18,310 (213)
Emergence Pattern of Stoneflies (Plecoptera) in Otter Creek, Wisconsin [PDF]
(excerpt) Until recently, little was known about life cycles of stoneflies in the Great Lakes region. Frison (1935) and Harden and Mickel (1952) reported dates of collections of adult stoneflies in,Illinois and Minnesota respectively, and thus suggested ...
Hilsenhoff, William L, Narf, Richard P
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On the Feeding Habits of \u3ci\u3ePhasganophora Capitata\u3c/i\u3e (Plecoptera: Perlidae) [PDF]
Gut contents of 230 nymphs of Phasganophora Capitata (Pictet) from the Pigeon River, Otsego County, Michigan were analyzed in relation to season, current velocity, time of day, predator size and prey abundance. Diet changed seasonally, related in part to
Kovalak, William P
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A New Larval Record of \u3ci\u3ePerlinella Drymo\u3c/i\u3e (Plecoptera: Perlidae) for Michigan [PDF]
The presence of larvae of Perlinella drymo in Michigan is documented for the first time. A total of 7 individuals were collected from Iron Creek, a tributary of the River Raisin watershed located in southeastern Michigan.
Bright, Ethan
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Annotated List of Stoneflies (Plecoptera) from Stebbins Gulch in Northeastern Ohio [PDF]
(excerpt) Stebbins Gulch is situated within property owned by The Holden Arboretum in northwestern Geauga County, Ohio, approximately 8.0 km east of the village of Kirtland (Fig. 1).
Foote, B. A, Tkac, Martin A
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Key to Plecoptera nymphs of the Brazilian Amazon The following key includes eight species whose nymphs have been associated with their adults and 14 morphospecies known only from their nymphs. 1 Two ocelli...........................................................................................2 - Three ocelli (Enderleina) .............................
Ribeiro, José Moacir Ferreira+1 more
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8 Plecoptera The two proximal tarsomeres of the threesegmented tarsus bear euplantulae in the larger species (Zwick 1980). An arolium is present between the strong, paired claws (Fig. 3a). The arolium cuticle bears chitinous threads oriented at an angle to the surface (Fig. 4I).
R. G. Beutel, S. N. Gorb
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Stoneflies (Plecoptera) of Crimea
The historical review of study of Crimean Plecoptera is given.
G.A. Prokopov, L.A. Zhiltzova
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Summer Ephemeroptera, Plecoptera, and Trichoptera (EPT) Species Richness and Community Structure in the Lower Illinois River Basin of Illinois [PDF]
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
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Distribution and ecology of the stoneflies (Plecoptera) of Flanders (Belgium) [PDF]
Based on a literature survey and the identification of all available collection material from Flanders, a checklist is presented, distribution maps are plotted and the relationship between the occurrence of the different species and water characteristics
Goethals, Peter, Lock, Koen
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Leuctridae (Plecoptera) of the Pyrenees [PDF]
L'etude taxonomique et biogeographique des Leuctridae des Pyrenees est presentee. Des cles d'identification sont donnees pour les males et les femelles des 32 especes de Leuctridae. Le mâle de Pachyleuctra bertrandi Aubert, 1952 est decrit completement pour la premiere fois ; P.
G. Vinçon, C. Ravizza
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