Fig. 16

General overview of Lophopodella carteri. A Colony showing the circular and clustered arrangement of zooids including several mature statoblasts. B Detail of two retracted zooids. Epidermal gland cells are concentrated around the orifice and form a distal collar-like region. C Part of a colony showing a polypide with lophophore retracted into the tentacle sheath. D Overview of a sole polypide with retraced lophophore and the compartments of the digestive tract. b bud, ca cardia, cae caecum, cw cystid wall, dt digestive tract, ect ectocyst, egl epidermal gland cells, f funiculus, int intestine, l lophophore, o orifice, po polypide, ph pharynx, rl retracted lophophore, rm retractor muscles, sb statoblast, sta statoblast anlage, t tentacle, ts tentacle sheath, z zooid