Water penny beetles

Pronunciation
/WOT-er PEN-ee BEE-tuhls/
Category
Taxonomy
Singular
Water penny beetle
Plural
Water penny beetles

Definition

Small aquatic beetles belonging to the family Psephenidae, known for their association with rocks and riffles in streams.

Etymology

The common name refers to their habit of clinging to rocks underwater, resembling small pennies.

Example

Water penny beetles are often found clinging to rocks in riffles of streams.

Related Terms

Usage Notes

Water penny beetles exhibit a fascinating life cycle with both aquatic and terrestrial stages.