Anal Gills

Definition

Gills found at the tip of the abdomen in some aquatic insect larvae, aiding in respiration underwater. They usually consist of three to five small clusters.

Etymology

From the anatomical location, referring to the anus.

Example

The anal gills of aquatic insect larvae are used for respiration underwater.

Related Terms

• Abdomen
• Aquatic larvae
• Respiration

Usage Notes

Anal gills are often small and may be difficult to see.