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A New Species Of Ceraclea (Trichopterma:Leptoceridae) Preying On Snails, John C. Morse, David R. Lenat
A New Species Of Ceraclea (Trichopterma:Leptoceridae) Preying On Snails, John C. Morse, David R. Lenat
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Ceraclea joannae, new species, feeds on the freshwater snail Somatogyrus virginicus Walker (Hydrobiidae). Our study is the first report of prey other than sponges for a Ceraclea species and the first report of snail predation by Trichoptera larvae in North America. Ceraclea joannae larvae and adults resemble those of C. diluta (Hagen); however, the larva of the new species has a dark head, sickle-shaped mandibles, and a dark pronotum except for a pair of unique, conspicuous, oblique, white bands; the male differs in the slightly longer superior appendages, more nearly straight ventral margins of tergum X, slightly stouter inferior …