Velum
Encyclopedia
Velum may refer to:
- Superior medullary velumSuperior medullary velumThe superior medullary velum is a thin, transparent lamina of white substance, which stretches between the superior cerebellar peduncles; on the dorsal surface of its lower half the folia and lingula are prolonged.It forms, together with the superior cerebellar peduncle, the roof of the upper part...
, part of the nervous system that stretches between parts of the brain - Veil (botany)Veil (botany)A veil, in mycology, is one of several structures in fungi, especially the thin membrane that covers the cap and stalk of an immature mushroom.Veils may be regarded as falling into two categories:*Partial veil*Universal veil...
, the veil-like membrane of immature mushrooms extending from the margin of the cap to the stem and torn by growth - Velum, the locomotory and feeding organ provided with cilia, that is found in the larval veligerVeligerA veliger is the planktonic larva of many kinds of marine and freshwater gastropod molluscs, as well as most bivalve mollusks.- Description :...
or "velum-bearing" stage of bivalves such as mussels and oysters - Velum, the circular membrane around the cap of a Cubozoa or jellyfish, which helps with propulsion. Also present in HydrozoaHydrozoaHydrozoa are a taxonomic class of very small, predatory animals which can be solitary or colonial and which mostly live in saltwater. A few genera within this class live in freshwater...
- Velum, the soft palateSoft palateThe soft palate is the soft tissue constituting the back of the roof of the mouth. The soft palate is distinguished from the hard palate at the front of the mouth in that it does not contain bone....
behind the hard palate - Velum, a thin flap of tissue completely or partially covering the adaxial wall of the sporangiumSporangiumA sporangium is an enclosure in which spores are formed. It can be composed of a single cell or can be multicellular. All plants, fungi, and many other lineages form sporangia at some point in their life cycle...
in species of Isoetes
See also
- VellumVellumVellum is mammal skin prepared for writing or printing on, to produce single pages, scrolls, codices or books. It is generally smooth and durable, although there are great variations depending on preparation, the quality of the skin and the type of animal used...
, animal skin that is similar to parchment and that is used as medium for writing, book printing, and book binding