(music, of a division within a pipe organ surrounded by a wooden box, one or more sides of which contain slats that can be opened or closed in order to increase or decrease volume) Having closed slats.
The entire nematocyst is enclosed in the cnidoblast which formed it.
When blastostyles are present, however, they are never enclosed FIG.
- Margin of the umbrellalobed, tentacles arising from the ex-umbrella at some distance from the margin; tentaculocysts exposed, not enclosed in vesicles; gonads on the sub-umbral floor of the stomach or of the gastric pouches.
The harbour is enclosed by two stone piers, and there is good anchorage in the bay.
The sense-organs are tentaculocysts which are usually enclosed in vesicles and may be sunk far below the surface.