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Picture Keys to Aquatic Insect Orders and Families of : Mayflies (Ephemeroptera), Stoneflies (Plecoptera), and Caddisflies (Trichoptera). From Field Guide to Aquatic Insect Families by D. M. Lehmkuhl. Blue Jay Dec. 1975. 33 (4) ppl 199-219). Print to read details. By D.Lehmkuhl.
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Picture Keys to Aquatic Insect Orders and Families of :Mayflies (Ephemeroptera), Stoneflies (Plecoptera), and Caddisflies (Trichoptera) From Field Guide to Aquatic Insect Families by D. M. Lehmkuhl. Blue Jay Dec. 1975. 33 (4) ppl 199-219). Print to read details