Anal Tube
- Pronunciation
- /an-al toob/
- Category
- Anatomy
- Singular
- Anal Tube
- Plural
- Anal Tubes
Definition
Eversible, tubular organs in the anal region of larval insects, particularly in some Coleoptera. These organs are armed with microspines and assist in attachment to the substrate.
Etymology
From the anatomical location and function of the organ.
Example
The anal tube of a coleopteran larva helps it to grip onto the surface it is feeding on.
Related Terms
- Larvae
- Coleoptera
- Microspines
- Attachment
Usage Notes
Anal tubes are eversible, meaning they can be extended and retracted.