What is an opercula?
Opercula are often used in Northwest Coast art of North America, as detailing in masks, panels and paddles.
What is an example of an operculum?
Operculum (botany) In vascular plants, an operculum may also be called a bud cap . Examples of structures identified as opercula include: A flap of the sporangium of a moss, covering the peristome (appendages surrounding the mouth of a moss capsule).
What are the different shapes of opercula?
The different shapes of opercula can include ungulate (hooflike), claw-like, or ovate. The type and shape of the operculum is used to help identify and classify related groups (genera) of land operculates, and likewise some marine operculates.
What is the difference between operculated and atrophic holes?
Unlike atrophic holes, operculated holes usually originate in focal areas of vitreoretinal abnormalities. Their predecessors may be defined as retinal tufts or any other pathology causing either an excessively strong vitreous adhesion or especially weak retinal structure.
Andrew Connell – Voitanos
More about What is non operculate?
1. Nonoperculate Definitions | What does nonoperculate mean …
Nonoperculate as a adjective means Not operculate .. Dictionary Thesaurus Sentences Examples Knowledge Grammar; … non-+ operculate. From Wiktionary; Words near nonoperculate in the Dictionary. non-operating revenues; …
2. Nonoperculated Definitions | What does nonoperculated mean?
Nonoperculated definition Meanings Not operculated. adjective 0 0 Advertisement Origin of nonoperculated non- + operculated From Wiktionary Words near nonoperculated in the …
3. Operculate Definition & Meaning – Merriam-Webster
The meaning of OPERCULATE is having an operculum. History and Etymology for operculate. borrowed from New Latin operculātus, going back to Latin, past participle of operculāre “to cover with a lid,” derivative of operculum “cover, lid” — more at operculum
4. Operculated | definition of operculated by Medical dictionary
The ova were not operculated and had no bipolar plugs; the thin yellowish shell was not striated, but a knob-like structure was seen laterally. Autochthonous human schistosomiasis, Malaysia. Shell shape globes, number of whorls 5, umbilicus rimate, shell greenish or brownish with reddish brown bands, dextral, shell is thin and ovately conical, umbilicus narrow but open, whorls …
5. Operculate | definition of operculate by Medical dictionary
operculate: (ō-pûr′kyə-lĭt) also operculated (-lā′tĭd) adj. Having an operculum. o·per′cu·late′ (-lāt′, -lĭt) n.
6. nonoperculate – Wiktionary
Not operculate … Definition from Wiktionary, the free dictionary
7. Operculum (botany) – Wikipedia
In botany, an operculum ( pl. opercula) or calyptra (from Ancient Greek καλύπτρα (kalúptra) ‘veil’) is a cap-like structure in some flowering plants, mosses, and fungi. It is a covering, hood or lid, describing a feature in plant morphology .
8. Operculum (gastropod) – Wikipedia
The operculum is a corneous or calcareous anatomical structure like a trapdoor that exists in many groups of sea snails and freshwater snails, and also in a few groups of land snails; the structure is found in some marine and freshwater gastropods, and in a minority of terrestrial gastropods, including the families Helicinidae, Cyclophoridae, Aciculidae, Maizaniidae, …
9. A Field Guide to Retinal Holes and Tears – Review of Optometry
Jun 15, 2019 · What follows is a pictorial, instructive guide depicting and describing various types of retinal holes and tears, their possible etiologies and management strategies. Fig. 1. Atrophic retinal hole (red arrows) noted both on (A) fundus photograph and (B) OCT. The ring of pigmentation (blue arrows) is a reactive repair due to separation of …
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