Hydrothēca
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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}. [1913… … The Collaborative International Dictionary of English
hydrotheca — n. [Gr. hydor, water; theke, case] (CNIDARIA: Hydrozoa) Peridermal cups into which most or all of the hydranth can retract, may be provided with an operculum; in some Thecata, the cup may be reduced to a mere platform supporting the hydranth … Dictionary of invertebrate zoology
hydrotheca — hydrothecal, adj. /huy dreuh thee keuh/, n., pl. hydrothecae / kee/. Zool. the part of the perisarc covering a hydranth. [1870 75; < NL; see HYDRO 1, THECA] * * * … Universalium
hydrotheca — hy·dro·the·ca … English syllables
hydrotheca — … Useful english dictionary
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} … The Collaborative International Dictionary of English
Hydrothecas — 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} … The Collaborative International Dictionary of English
Hydroid — may refer to:Marine BiologyColonial, plant like animals closely related to jellyfish, with stinging cellsany member of the invertebrate order Hydroida (class Hydrozoa, phylum Cnidaria). Hydroids have three basic life cycle stages: (1) a tiny free … Wikipedia
Air fern — Sertularia argentea Scientific classification Kingdom: Animalia Subkingdom: Eumetazoa Phylum … Wikipedia
Leptomedusae — Taxobox name = Thecate hydroids image width = 230px image caption = Crystal Jelly ( Aequorea victoria , Conica: Aequoreidae) with the parasitic amphipod Hyperia medusarum Photo by Sierra Blakely. regnum = Animalia subregnum = Eumetazoa phylum =… … Wikipedia
