WebSexually mature oligochaetes have a clitellum, which is a modification of a section of the body wall consisting of a glandular, saddlelike thickening near the gonopores. During copulation, the clitellum secretes a mucus that … WebA clitellum is a modification of the epidermis, which develops as an easily visible, glandular girdle partly behind the female pores; it secretes a cocoon in which eggs are laid. Parapodia are paired, unjointed lateral appendages found in polychaete worms, which are often fleshy (especially in marine polychaetes) and used for locomotion ...
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WebClitellum definition, a ring or saddle-shaped region of glandular tissue in the body wall of certain annelids, as earthworms and some leeches, that after copulation secretes a … 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. To form a cocoon for its eggs, the clitellum … See more The clitellum is a thickened glandular and non-segmented section of the body wall near the head in earthworms and leeches, that secretes a viscid sac in which eggs are stored. It is located near the anterior end of the body, … See more • Earthworm reproduction See more • Hess, Roberta T.; Vena, Joseph A. (January 1974). "Fine structure of the clitellum of the annelid Enchytraeus fragmentosus". Tissue and Cell. 6 (3): 503–514. See more grange heavy condensed font free download
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