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...
- Sertularella species, the side branches support alternate hydrothecae, one to each internode. The hydrothecae are bulbous at the base and become narrower towards...
-  ?Campanularia hicksoni 4) habitus of colony, 5) branch section with 2 hydrothecae (one showing hydranth) and a gonangium...
- 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...
- dark-coloured, usually straight internodes between chitinous chambers called hydrothecae which are shaped like small wine-gl****es. These protect the polyps. Obelia...
- understood at present. The elongated, everted-conical to bell-shaped hydrothecae are pedicellate. They have a diaphragm and a conical operculum apically...
- 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...
- colony. The side branches are approximately alternate and support the hydrothecae which are regularly alternate, one to each internode. As in Sertularella...