WebClitellum. 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 the eggs are deposited. It is located near the anterior end … WebAlmost all segments of the earthworm possess a pair of complex metanephridia on the sides of each segment. These may be difficult to see in preserved specimens. …

How many segments are between the prostomium and clitellum of an earthworm?

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 … WebFeb 23, 2024 · The ovaries are found in segments 13 and the oviduct opens on segment 14. The sexual organs and their ducts are paired, one on each side of the worm’s body. Sperm travels from the opening of the vas deferens to the clitellum, segments 32-36, along two seminal grooves. Copulation occurs on warm damp nights. The worms lie head to … snow boots size 13

In which segment in earthworm is the clitellum present?

WebAnswer- The answer is the option (b) segment 14-15-16. Explanation: - The clitellum is present at a distance of 2 cm or approximately 079 inch from the anterior end of the … WebA clitellum is present in the mid-region during the reproductive period. The poorly developed eyes are paired structures at the anterior end. Setae are absent. Which segment of setae is not found in earthworm? Setae are found in every segment except first, last and clitellum. First segment is known as peristomium which consists of the mouth. WebThe last segment, which contains the anus, is called the periproct. castings - the waste produced by an earthworm. clitellum - the enlarged part of the earthworm that contains the reproductive parts; it produces the eggs. ... species of earthworm has a distinct colour, size, and shape. Another key structure found on the clitellum is the ... snow boots size 12