Thank you for reporting, we will resolve it shortly
Q.
The function of clitellum in Pheretima is:
Rajasthan PMTRajasthan PMT 2002
Solution:
The function of clitellum in Pheretima is the formation of cocoon. Clitellum lies in $6\text{th}, 7\text{th}$ and $8\text{th}$ metameres which are highly glandular and have nephridiophores.