do annelids have body segmentation
Introduction. Annelids are segmented worms. The well developed coelom (fluid filled body cavity) acts as a hydrostatic skeleton with muscles of the body walls acting on it. The body segments of an annelid are partitioned by internal divisions called septa, giving independence of movement to each of them.nnelids are segmented worms. The well developed coelom (fluid filled body cavity) acts as a hydrostatic skeleton with muscles of the body walls acting on it.