Which of the following organisms does not belong to the phylum Aschelminthes?
The correct option is C Nereis
Aschelminthes are also called as roundworms. Body of these animals is long thread-like or cylindrical. Ascaris (Intestinal worm), Filarial worm, Loa loa (Eye worm), etc. are examples of organisms belonging to this phylum. The body of earthworms are segmented and belong to the phylum Annelida.