"Vesiculata" is a word in ENGLISH

One of the small cuplike cavities, often with elevated borders, covering the surface of most corals. Each is formed by …

A hydroid of the family ampanularidae, characterized by having the polyps or zooids inclosed in bell-shaped calicles or hydrothecae.

A sexual zooid produced as a medusoid bud upon a hydroid, sometimes becoming a free hydromedusa, sometimes remaining attached. See …

A capsule developed on certain hydroids (Thecaphora), inclosing the blastostyle upon which the medusoid buds or gonophores are developed; -- …

A sexual zooid, or medusoid bud of a hydroid; a gonophore. See Hydroidea, and Illust. of Campanularian.

One of the calicles which, in some Hydroidea (Thecaphora), protect the hydrants. See Illust. of Hydroidea, and Campanularian.

One of the feeding zooids, or polyps, of a coral, hydroid, or siphonophore; a hydranth. See Illust. of Campanularian.

A division of hydroids comprising those which have the hydranths in thecae and the gonophores in capsules. The campanularians and …