[Gastropoda] Transverse circular bands around the body in juvenile Gymnosomata; usually one band surrounds the head parts, one over the middle of the body, and one around the posterior tip of the body. These are cilia bands already present in the trochophore stages.

[Pteropoda] Transverse circular band around the body in juvenile Gymnosomata; usually one band surrounds the head parts, one lies in the middle of the body, and one around the posterior end (larval gymnosome ventral view ).

Alternative form for Ciliar band : ciliary band.