Alderfly

Definition

A small, soft-bodied insect belonging to the order Megaloptera, family Sialidae, characterized by long antennae and four membranous wings, found near aquatic environments where their larvae develop.

Etymology

From 'alder,' relating to their habitat often near alder trees, and 'fly,' referring to their ability to fly.

Example

The alderfly larvae can often be found in freshwater streams and are important indicators of water quality.

Synonyms

• Sialidae

Related Terms

• Larvae
• Aquatic insects
• Neuroptera
• Megaloptera

Usage Notes

Alderflies are sometimes confused with other aquatic insects, but they can be distinguished by their specific wing structure and habitat preferences.