alderfly
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Related to alderfly: Sialis lutaria, Fishfly
al·der·fly
(ôl′dər-flī′)n.
Any of various insects of the family Sialidae, having two pairs of dark many-veined wings, long antennae, and aquatic larvae.
[Probably so called because the mature insects can be found resting on foliage in the moist habitats near lakes and streams where alders typically grow.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
alderfly
(ˈɔːldəˌflaɪ)n
(Animals) any of various neuropterous insects of the widely distributed group Sialoidea, such as Sialis lutaria, that have large broad-based hind wings, produce aquatic larvae, and occur near water
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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Noun | 1. | alderfly - dark-colored insect having predaceous aquatic larvae neuropteran, neuropteron, neuropterous insect - insect having biting mouthparts and four large membranous wings with netlike veins genus Sialis, Sialis - type genus of the Sialidae |
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Translations
sialis