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, between the fourteenth and seventeenth segments. The number of the segments to where the clitellum begins and the number of segments that make up the clitellum ar… http://www.naturenorth.com/fall/ncrawler/Night_Crawlers_02.html
Where is the function of the clitellum? - ulamara.youramys.com
WitrynaThe clitellum is a thickened band near the head of the worm that aids in reproduction. This ring will then slide towards the tail, collecting the eggs and the sperm as it goes. The mucus will eventually harden and form a protective cocoon around the eggs. Over time, the cocoon will harden and the eggs will develop within it. WitrynaThe 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 of the … the view 9/13/2022
Superphylum Lophotrochozoa Biology II
WitrynaThe Night Crawler ( Lumbricus terrestris) is a large worm, measuring up to 25 cm in length and up to 1 cm in diameter. They have a distinct, darker coloured "head" end which does contain the primitive "brain" … WitrynaThe worm is fully mature when the clitellum swells around their bodies. These worms have both male and female reproductive organs, but still require another worm to reproduce. During the reproductive phase, … WitrynaA mucus sheath is formed around the clitellum and is moved along the earthworm until it comes off the head end. Along this journey it picks up the egg(s) and the sperm of the earthworm that was mated with. This mucus sheath forms the cocoon and fertilisation of the egg occurs within the cocoon. the view 9/13/22