Question

Any 5 examples of protochordata.

Answer 1

Protochordata: They are also known as Acraniata as they lack a true skull.

1. They are usually found in marine water.
2. Their body is also bilaterally symmetrical, triploblastic, and coelomated.
3. At a certain stage of their lives, their body develop a long, rod-like structure for support called as the notochord.
4. They also exhibit organ system level of organization.

E.g., Herdmania, Amphioxus, Selpa, Balanoglossus, Saccoglossus