The upcoming discussion will update you about the difference between Coelom and Pseduocoelom. Difference # Coelom: 1. Fluid filled perivisceral cavity of most triploblastic animals (e.g., most annelids, echinoderms and vertebrates), situated between the body wall and gut. In arthropods and molluscs, it is not the perivisceral cavity; it forms the cavity of excretory organs […]