clitellum
- noun
- /klɪˈtɛləm/
- Specialized
- The clitellum is essential for reproduction in earthworms.
Examples
-
Biologists can identify mature worms by the presence of a well-developed clitellum.
-
Many species of worms possess a clitellum.
-
The clitellum of an earthworm is visible as a swollen band near its head.
-
During reproduction, the clitellum secretes mucus to help form a cocoon for the eggs.
-
The clitellum is a thick, band-like structure that plays an important role in the reproduction of earthworms.
-
During reproduction, the clitellum secretes a protective cocoon for the fertilized eggs of the worm.
-
You can identify mature earthworms by the presence of a clitellum, which is prominent on their bodies.
Surface Forms
Etymology
Clitellum comes from a Latin word meaning 'little belt', because it looks like a thick band around the worm's body. So, the name fits: the clitellum is like a small belt that helps hold and protect the eggs during reproduction.