The external fold, or folds, of the soft, exterior membrane of the body of a mollusk. It usually forms a cavity inclosing the gills. See Illusts. of Buccinum, and Byssus.
Any free, outer membrane.
The outer wall and casing of a blast furnace, above the hearth.
The highly viscous shell of hot semisolid rock, about 1800 miles thick, lying under the crust of the Earth and above the core. Also, by analogy, a similar shell on any other planet.
The back and folded wings
The layer of the Earth directly below the crust made up of slow moving molten rock or magma.
The main bulk of a planet between the crust and the core; on Earth, the mantle ranges from about 40 to 2,900 kilometers (25 to 1800 miles) below the surface.
A rock layer, about 2,894 kilometers thick, between the Earth's crust and core. Like the crust, the upper part of the mantle is relatively brittle. Together, the upper brittle part of the mantle and the crust form tectonic plates.
when a hawk fluffs-up its feathers and attempts to cover a kill with its wings.
Layer between crust, regolith and core.
the layer of the earth immediately below the earth. It is the thickest of the three layers. It is composed of some molten rock but most of it is hard rock that behaves like plastic.
an intermediate zone of the earth below the crust and above the core (to a depth of 2160 miles)
The region of the Earth from the base of te crust (Moho) to the core-mantle boundary at a depth of ~2900km. It is composed of solid silicate rock.
A sheet of specialized tissues that covers most of the viscera of mollusks; provides protection to internal organs and secretes the shell.
The portion of a rocky planet surrounding the core.
That portion of the bulk Earth that lies beneath the crust and above the core. It's chief chemical constituents are iron-magnesium silicate minerals. The outermost mantle forms part of the lithosphere which the deeper parts are called asthenosphere. These deeper regions are able to flow over geological time - manifest at the earth's surface as plate tectonics. The mantle can also melt - commonly forming igneous rocks of basaltic composition
This is the thickest layer of the earth. It's made up maily of magma, a hot liquid that oozes from the earth's molten core. This layer conducts convection currents, which causes the earth's plates to move. (See : PLATE TECTONICS)
the folds or lobes of the body wall of a mollusk that lines the shell and bears shell-secreting glands; the number of lobes or folds varies by species. marsupium—structures for enclosing or carrying eggs or young
The zone of the Earth between the base of the crust and the core.
Relatively more dense and thickest layer of the earth, immediately below the crust, and forming the lower part of the lithosphere and all of the asthenosphere.
Zone of the earth's interior between its core and its crust. See lithosphere. Compare core, crust .
the Earth's inner layer of molten rock, lying beneath the crust and above the core of liquid iron and nickel.
solid but plastic layer between crust and core of earth. In molluscs the dorsal body wall covering the viscera and secreting the shell.
Part of the Earth between the crust and the core, located at a depth of 30 km to 2,900 km.
The thick layer of rock below the Earth's crust and above the core.
A fold of tissue in molluscs that encloses the visceral mass; it is also responsible for the secretion of the shell.
Solid shell of the Earth extending from the crust to the core; divided into the upper mantle (from the Moho down to 670 km depth) and the lower mantle (from 670 km to 2891 km depth of the core-mantle boundary)
Intermediate layer between the core of a solid astronomical body and its outer crust.
A portion of the body wall of a mollusc. In snails, clams and other molluscs with shells, the mantle secretes the shell. In octopus and squid, the mantle is the outside of the body.
rock layer of shell of the Earth beneath the crust and surround the core
A major subdivision of Earth's internal structure. Located between the base of the crust and overlying the core.
a tissue lining the inside of a mussel shell that encloses the viscera and secretes new shell material from its edges for continued shell growth
An intermediate layer of the Moon between the outer layer and the central core..
a membrane between the body and shell of a mollusk or brachiopod.
The thick dense shell of the earth between the crust and the core. Much of the manle may be convecting and driving the movement of the lithospheric plates.
in geology, the thick mid zone of the planet that separates the crust from the core.
Layer of the Earth just interior to the crust.
For the Earth, and Terrestrial objects, the region lying between the crust, and the core. Also, for those objects, a region made of relatively dense rocks, comprised primarily of ferromagnesian silicates.
the part of the interior of the Earth that lies between the Mohorovicic seismic discontinuity at 6 to 90 km depth and the core-mantle boundary at 2900 km depth. The mantle has an overall peridotite ( ultramafic) composition, with the types of minerals present varying with depth.
The thin tissue membrane that attaches a mussel to the inside of its shell.
(zoology) a protective layer of epidermis in mollusks or brachiopods that secretes a substance forming the shell
an organ possessed by molluscs used to secrete their shells
an organ possessed by mollusks which is used to secrete their shells
The intermediate zones between the Earth's crust and core.
_Zone between the earth's crust end iron-nickelcore.
the fold of skin covering the top of a mollusk body. The outer surface of the mantle secretes the shell.
A thin tissue that surrounds the soft body of a mollusk. In most mollusks the mantle secretes a hard protective shell.
The outer layer of the body of a mollusc which secretes the shell. Microconch Within a dimorphic species, the smaller of the two forms. In many sexually dimorphic invertebrates the smaller of the two sexes is the male. Since production of sperm places few demands on body size and energy reserves, there is selection in favour of small but numerous males.
thick, dense layer of rock that lies beneath Earth's crust. The mantle is about 1,800 miles (2,900 kilometers) thick and accounts for about 84 percent of the Earth's volume.
(of dust grain): Outer layer made of water, carbon dioxide, or methane ice that surrounds the silicate or carbonaceous core of a dust grain.
the earth is composed of three layers. This is the layer of the earth's interior between the core and the crust.
a fold of the body wall lining and secreting the shell in shell-bearing molluscs; exposed in slugs
the ultramafic layer of the earth beneath the crust.
The area within the earth that is below the crust and above the core of the earth.
n. In molluscs, a tissue that covers the gut organs and secretes the animal's hard shell.
layer of rock between the earth's crust and outer core; 1800 miles think; semi-molten and denser than crustal rock
the thick shell of dense, rocky matter that surrounds the magma care.
The fold of the body of the wall of a mollusc lining the shell and enclosing the viscera.
The part of the interior of a terrestrial planet, especially the Earth, that lies beneath the lithosphere and above the central core.
thickest layer of Earth located below the crust; composed mostly of compounds rich in iron, silicon, and magnesium
The part of the mollusk that covers the main part of the body,controls breathing and makes a shell.
Layer of the earth that extends from the bottom of the crust to the earth's core.
the portion of a planetâ€(tm)s interior above the core but below the crust
The part of the Earth below the crust. The uppermost layer of the mantle is solid, while the layers below are partially molten.
the zone of the Earth beneath the crust and above the core.
Layer of the Earths interior between the core and crust, ranging from depths of approximately 2900 km-40 km. Source: EPO.
Large, pigmented fleshy portion of tridacnid clams that is exposed to the light by gaping of the shell valves. Also called siphonal tissue. Also, the coral tissue in fleshy polyps (e.g. Catalaphyllia).
The middle layer of the earth
The layer of the Earth about 1800 miles thick between the crust and the core.
The layer of the Earth below the crust and above the core. The uppermost part of the mantle is rigid and, along with the crust, forms the 'plates' of plate tectonics. The mantle is made up of dense, iron and magnesium rich ( ultramafic) rock such as dunite and peridotite. more details....
In molluscs, it is a a thin, specialised tissue of the body that produces the shell.
the zone inside Earth between the solid outer crust and the inner core.
Mantle - A general term for an outer covering of earth material.
that portion of the Earth below the crust and reaching to about 2,780 km, where a transition zone of about 100 km thickness separates it from the core. It has a high iron, magnesium and nickel composition.
In mollusks, a membranous or muscular structure that surrounds the visceral mass and secretes a shell if one is present.
The part of the earth's interior between the crust and the core; composed mainly of ultramafic rocks.
the layer of the earth between the crust and the core. It has the composition of a magnesium-rich silicate rock.
The thick shell of dense, rocky material that surrounds the core and lies beneath Earth's crust. The mantle is approximately 2,800 kilometers thick.
The part of the Earth (or other rocky body) lying between the outer crust and the central core, consisting mostly of iron and silicate minerals.
Two fleshy folds of tissue that cover the internal organs of mollusks. In the oyster, the mantle's principal role is to form the shells and the ligament. The mantle also participates in other functions such as sensory reception, egg dispersal, respiration, absorption of nutrients, reserve stores, and excretion.
on interstellar dust grains; refers to layers of ice or other molecules which have accumulated around the grain's core.
The interior of the Earth tat extends from the base of the crust to a depth of 2900 km. below the lithosphere, the mantle is hot enough to flow.
The layer of the Earth between the crust and the core, form a depth of about 40 to 2900 kilometers, composed of dense silicate rock.
Two fleshy folds of tissue that cover the internal organs of the oyster and are always in contact with the shells but not attached to them. Its principal role is the formation of the shells and the secretion of the ligament as well as playing a part in other biological functions (i.e., sensory reception, egg dispersal, respiration, reserve stores, and excretion). !-- assign table width based on how this page is called close_it();
A zone in the Earth's interior between the crust and the core that is 2,900 kilometers (1,740 miles) thick. (The lithosphere is composed of the topmost 65-70 kilometers (39-42 miles) of the mantle and the crust.)
The main bulk of the Earth, between the crust and the core, ranging from depths of about 40-2900km. It is composed of dense mafic silicates and divided into concentric layers by phase changes that are caused by the increase in pressure with depth.
A zone in the Earth's interior between the crust and the core that is 2900 kilometres thick.
the layer in Earth's interior between the crust and the core. Click here to see an image
That part of the Earth beneath the crust but above the molten iron/nickel core. The mantle makes up the greatest volume of the Earth and is composed of iron-magnesium silicate minerals.
The layer of rock that lies between the outer crust and the core of the earth.
a layer of molten rock below a planet's crust.
The greatest part of the Earth's interior, lying between the crust and the core.
The middle layer of a planet located between the crust, or surface, and the core.
the internal layer of the Earth between the crust and the core. It is usually solid, but can also be molten or partially molten. The mantle is composed of iron- and magnesium-rich silica minerals.
the fold of skin that covers the dorsal surface of molluscs and extends into lateral flaps that protect the gills in the mantle cavity. the outer surface of the mantle secretes the shell. the fold of skin that covers the dorsal surface of molluscs and extends into lateral flaps that protect the gills in the mantle cavity. the outer surface of the mantle secretes the shell. Synapomorphy of Mollusca. (The body wall of tunicates is also referred to as the mantle.)
the largest layer of the earth's interior, reaching from the crust and the core to a depth of 2891 km.
That portion of the interior of the Earth that lies between the crust and the core.
The part of the earth's interior between the metallic outer core and the crust.
part of the Earth globe located between the lithosphere and core, 2 900 km thick and composed of fluid silicated magma.
part of earth below the surface Olivene
The layer of dense rock and metal oxides that lies between the molten core and the surface of the earth; also, similar layers in other planets.
the semi-molten interior of the Earth that lies between the core and the crust making up nearly 80% of the Earth's total volume; extends down to a depth of about 1800 miles (2,900 kilometers) from the surface.
The zone within the earth from below the crust to the core made up of semi-molten rock upon which the earth's tectonic plates float.
the thick layer of very hot, melted rock between the crust and the core of the Earth
The layer of the Earth below the crust. It has the properties of a solid except that it can flow very slowly. Waves
the 2900 km thick zone of the Earth below the crust and above the mantle made up of minerals that contain iron, silica, magnesium and oxygen.
fiercely hot rock 1,800 miles deep beneath the crust
zone of a planet just below the crust, which surrounds the nucleus. It is formed by melted rocky material, but it is rigid due to the pressure of the upper layers.
The main bulk of the Earth, between the crust and the core, ranging from depths of about 40 to 3470 kilometers. It is composed of dense silicate rocks and divided into a number of concentric shells. Under Eastern Canada, it can be found at around 40 km depth.
Layer of the Earth's interior composed of mostly solid rock that extends from the base of crust to a depth of about 2,900 kilometers.
The portion of the Earth's interior lying below the crust and above the core - it is mostly solid.
the section of the interior of a solid (not gaseous) planet that lies between the outer crust and the inner core, composed mostly of solid rock and extending from the base of the crust to a depth of about 2,900 km (see diagram).
The interior of a planet, namely that matter below the crust yet above the core.
A hot, pliable layer of rock that surrounds the earth's core and underlies the cool, outer crust.
Layer inside a planet or moon which lies below the crust and above the core. It is intermediate in temperature and density between these two layers. The Earth's mantle is about 2900 km thick and has an average density of 4.5 g/cm3.
The earth's inner layer of molten rock, lying beneath the earth's crust and above the earth's core, composed of dense iron-magnesium-rich rocks.
The main bulk of the earth that lies between the crust and the central core.
The layer beneath the crust, but above the core in the interior of the Earth. It's composition is broadly that of ultrabasic rocks.
The mantle is the layer of the Earth located between the crust and the molten core.
Membranous tissue that secretes nacre and lines the inside of a shell Margaritifera
The middle portion of the interior of the earth, starting below the crust at 5-70 km below the earth's surface and continuing to a depth of 2900 km. The mantle is composed mainly of the rock peridotite.
Earth's mantle comprises approximately 70% of Earth's volume. It is the most rocky shell overlying Earth's iron-rich core, which occupies about 30% of Earth's volume. The 2,900 km thick mantle has partly melted at shallower levels and produced a very thin crust of frozen melt products near the surface, upon which we live.
The mantle is an organ found in mollusks. It is the dorsal body wall covering the main body, or visceral mass. The epidermis of this organ secretes calcium carbonate to create a shell.