In this article we will discuss about the structure of Brancheilion with the help of a diagram. 1. It is a marine leech. 2. Ectoparasite on torpedo fish. 3. Distinct head, appendages prostomium and setae are absent. 4. Well pedunculate anterior (oral) and posterior suckers are present. 5. True coelom is absent obliterated, haemocoel is […]