Question

Why snail and octupus are placed in same phylum?

Answer 1

Because of the following three common features:
1. A mantle, which is fold of delicate tissue, surrounding the entire body.
2. A head foot position primarily concerned with sensation, feedin, and locomotion.
3. A dorsal viceral mass that includes the !major organ.

Answer 2

Hey friend,
Here is your answer:

Snails and octopuses are placed in the same phylum that is Mollusca because :
• They have a soft, unsegmented body.
• Their bodies are covered with shells.

Hope it helps u.