Definition of Hydrothecae. Meaning of Hydrothecae. Synonyms of Hydrothecae

Here you will find one or more explanations in English for the word Hydrothecae. Also in the bottom left of the page several parts of wikipedia pages related to the word Hydrothecae and, of course, Hydrothecae synonyms and on the right images related to the word Hydrothecae.

Definition of Hydrothecae

Hydrothecae
Hydrotheca Hy`dro*the"ca, n.; pl. L. Hydrothec[ae], E. Hydrothecas. [NL., fr. E. hydra + Gr. ? a box.] (Zo["o]l.) One of the calicles which, in some Hydroidea (Thecaphora), protect the hydrants. See Illust. of Hydroidea, and Campanularian.

Meaning of Hydrothecae from wikipedia

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- enough so the animal can fully retract into it; some have very reduced hydrothecae resembling Anthoathecata. There is a single whorl of tentacles. The gonop****s...
- ?Campanularia hicksoni 4) habitus of colony, 5) branch section with 2 hydrothecae (one showing hydranth) and a gonangium...
- understood at present. The elongated, everted-conical to bell-shaped hydrothecae are pedicellate. They have a diaphragm and a conical operculum apically...
- prostrate or erect with weak or sympodial branching. Young hydranths possess hydrothecae with a closing structure called operculum, which consists of several...
- Sertularella species, the side branches support alternate hydrothecae, one to each internode. The hydrothecae are bulbous at the base and become narrower towards...
- formerly placed in the family Haleciidae. The shallow, usually even-rimmed hydrothecae are sessile or borne on a hydrop****; their bottom is formed by a concentric...
- appearance. These in turn have stubby tertiary branches which bear the hydrothecae (feeding polyps); these grow on alternate sides of the stem, forming...
- morphological characteristics like the forming of a branched colony with hydrothecae. More research is needed to better understand its relationship to other...
- branch may bear a single or several animals. In the latter case the hydrothecae are arranged in a neat single file; in either case they are not set on...