Pteronarcidae

Definition

A family of large stoneflies in the order Plecoptera, known for their role in freshwater ecosystems as indicators of water quality.

Etymology

From Greek 'pteron' (wing) and 'narcisos' (numbness), potentially referring to the sluggish movement of the nymphs.

Example

Pteronarcidae nymphs are often found in clean, fast-flowing streams and rivers.

Related Terms

• Plecoptera
• Nymph
• Freshwater

Usage Notes

Pteronarcidae are important bioindicators and are sensitive to pollution.