alder fly

alder fly

n1. (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

Thesaurus

Noun

1.

alder fly - dark-colored insect having predaceous aquatic larvaealderfly, Sialis lutarianeuropteran, neuropteron, neuropterous insect - insect having biting mouthparts and four large membranous wings with netlike veinsgenus Sialis, Sialis - type genus of the Sialidae

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