WebLocate the clitellum and carefully try to lift the epidermis using your cutting device. 4. Cut carefully from the clitellum to the anterior end of the worm. Spread the epidermis apart and pin it as appropriate to expose the internal organs. You may need to cut around the septa and other connective tissues to open up the earthworm. 5. WebWhat is the function of the clitellum? secretes mucus uses during mating. What is the cocoon? Capsule that contains fertilized eggs. What are castings? undigested food that …

Clitellum anatomy Britannica

WebJul 22, 2024 · While the main function of the clitellum is primarily to aid in reproduction and egg storage, it also plays an important role in the life cycle of the earthworm. The clitellum secretes a viscous fluid to form a … WebEarthworms breathe and lose moisture through the skin. Light-sensitive cells are scattered in their skin. They give skin the ability to detect light and changes in light intensity. Skin cells are also sensitive to touch and … peter severance

What is the function of the earthworm

WebJun 15, 2024 · The clitellum is a thick, saddle-like ring found in the epidermis (skin) of the worm, usually with a light-colored pigment. To form a cocoon for its eggs, the … WebNo parapodia, few or no setae, clitellum functions in cocoon formation, monoecious with direct development. include earthworms and leeches. used in cacoon is direct developement and are symplesiomorphic characters. Class clitellata Metamerism Segmental arrangement of body parts including many internal organ systems Tagmatization WebClitellum: In earthworms and leeches, the clitellum is a swollen glandular portion of the body that is not segmented as the rest of the body. It is helpful in secreting a viscid sac … starship entertainment wiki