Clitellum - Wikipedia
The clitellum is part of the reproductive system of clitellates, a subgroup of annelids which contains oligochaetes (earthworms) and hirudineans (leeches). The clitellum is a thick, saddle-like ring found in the epidermis (skin) of the worm, usually with a light-colored pigment.
What Is the Function of Clitellum in Earthworm Species?
2022年7月22日 · The clitellum is an essential part of an earthworm’s reproductive system. Its main function is to store eggs, aid in reproduction, secrete fluid to form the cocoon for eggs, and create a viscid sac that encases the cocoons together.
Learn Worm Anatomy and Biology | Great Lakes Worm Watch
The clitellum of adult earthworms contains features called genital tumescence, tubercula pubertatis. The clitellum features and the male pores and female pores found above the clitellum and are all parts of the earthworm reproductive system.
28.3G: Phylum Annelida - Biology LibreTexts
2023年10月31日 · The clitellum is a reproductive structure that generates mucus that aids in sperm transfer and gives rise to a cocoon within which fertilization occurs; it appears as a fused band in the anterior third of the animal.
What is the function of the earthworm's clitellum? | Socratic
2018年4月6日 · The clitellum is a thickened glandular and non segmented section of the body wall near the head of the earthworm that secretes a viscid sac in which the eggs are deposited. The clitellum is part of the reproductive system of earthworm. It also secretes a viscous fluid to form a cocoon for it's eggs.
Earthworm Anatomy - Biology LibreTexts
You will find a two structures close to the clitellum. First in the order is the crop, followed by the gizzard. The gizzard leads to the intestine which is as long as the worm and ends at the anus .
How Do Earthworms Reproduce? - Sciencing
2017年7月21日 · Near the head of an earthworm is a smooth band called the clitellum. This band normally matches the color of the rest of the worm's body, but when earthworms are ready to mate, the band turns a darker shade.