In this article we will discuss about:- 1. L.S. Anterior End of Balanoglossus 2. T.S. Proboscis of Balanoglosus 3. T. S. Collar Region 4. T.S. Branchiogenital Region. L.S. Anterior End of Balanoglossus: 1. It is the longitudinal section of anterior part of Balanoglossus. 2. In it the three fundamental regions of body of the animal […]