Definition of Opercula. Meaning of Opercula. Synonyms of Opercula

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

Definition of Opercula

Opercula
Opercula O*per"cu*la, n. pl. See Operculum.
Opercula
Operculum O*per"cu*lum, n.; pl. L. Opercula, E. Operculums. [L., a cover or lid, fr. operire to cover.] 1. (Bot.) (a) The lid of a pitcherform leaf. (b) The lid of the urnlike capsule of mosses. 2. (Anat.) (a) Any lidlike or operculiform process or part; as, the opercula of a dental follicle. (b) The fold of integument, usually supported by bony plates, which protects the gills of most fishes and some amphibians; the gill cover; the gill lid. (c) The principal opercular bone in the upper and posterior part of the gill cover. 3. (Zo["o]l.) (a) The lid closing the aperture of various species of shells, as the common whelk. See Illust. of Gastropoda. (b) Any lid-shaped structure closing the aperture of a tube or shell.

Meaning of Opercula from wikipedia

- Look up operculum or opercular in Wiktionary, the free dictionary. Operculum may refer to: Operculum (brain), the part of the brain covering the insula...
- An operculum (Latin for 'cover, covering'; pl. opercula or operculums) is a corneous or calcareous anatomical structure like a trapdoor that exists in...
- "little lid") (pl.: opercula), may refer to the frontal, temporal, or parietal operculum, which together cover the insula as the opercula of insula. It can...
- toward the lateral surface of the brain is the operculum (meaning lid). The opercula are formed from parts of the enclosing frontal, temporal, and parietal...
- the operculum of a snail, a gastropod mollusc. Not all gastropods have opercula, but in the great majority of those that do have one, the operculum is...
- In botany, an operculum (pl.: opercula) or calyptra (from Ancient Gr**** καλύπτρα (kalúptra) 'veil') is a cap-like structure in some flowering plants, mosses...
- paired nares, placoid scales, conus arteriosus in the heart, and a lack of opercula and swim bladders. Within the infraphylum Gnathostomata, cartilaginous...
- Eucalyptus melliodora, showing flowers and opercula...
- clade of snails, i.e. gastropods, mainly marine species with gills and opercula, within the clade Caenogastropoda. The taxon Sorbeoconcha was named by...
- The insula of the left side, exposed by removing the opercula. From Henry Gray, Warren Harmon Lewis (1918). Anatomy of the Human Body. Fig. 731...