mantle lobe
Lobe of the body wall that secretes and lines the valves; in some, cecae project into perforations (punctae) in the shell serving as food repositories of glycoproteins and mucroproteins, inhibitors of boring organisms, and accessory respiratory structures.
2. (MOLLUSCA: Bivalvia)
In oysters, one of 2 thin epithelial extensions of the mantle adjoining the valve.

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

  • mantle canal — (BRACHIOPODA) One of several flattened, tube like extensions of the body cavity into each mantle lobe …   Dictionary of invertebrate zoology

  • mantle fold — (MOLLUSCA: Bivalvia) In oysters, one of 3 small folds at the edge of a mantle lobe …   Dictionary of invertebrate zoology

  • mantle — /man tl/, n., v., mantled, mantling. n. 1. a loose, sleeveless cloak or cape. 2. something that covers, envelops, or conceals: the mantle of darkness. 3. Geol. the portion of the earth, about 1800 mi. (2900 km) thick, between the crust and the… …   Universalium

  • Mantle — /man tl/, n. 1. Mickey (Charles), 1931 95, U.S. baseball player. 2. (Robert) Burns, 1873 1948, U.S. journalist. * * * That part of the Earth that lies beneath the crust and above the central core. On average, the mantle begins about 22 mi (35 km) …   Universalium

  • lobe — Synonyms and related words: Eustachian tube, anvil, appendage, arachnoid, arbor vitae, archipallium, arm, auditory apparatus, auditory canal, auditory meatus, auditory nerve, auditory ossicles, auditory tube, auricle, basilar membrane, between… …   Moby Thesaurus

  • mantle — Synonyms and related words: aerate, apply to, arachnoid, arbor vitae, archipallium, armory, badge, badge of office, badges, baton, beat, between brain, blanch, blanket, blazonry, block, blush, bonnet, boot, brain stem, brassard, breech, button,… …   Moby Thesaurus

  • mantle — I. noun Etymology: Middle English mantel, from Anglo French, from Latin mantellum Date: 13th century 1. a. a loose sleeveless garment worn over other clothes ; cloak b. a figurative cloak symbolizing preeminence or authority < accepted the mantle …   New Collegiate Dictionary

  • lobe — 1. One of the subdivisions of an organ or other part, bounded by fissures, sulci, connective tissue septa, or other structural demarcations. 2. A rounded projecting part, as the l. of the ear. SEE ALSO: lobule. 3. One of the larger divisions of… …   Medical dictionary

  • Merlyn Mantle — Born Merlyn Louise Johnson January 28, 1932(1932 01 28) Cardin, Oklahoma, U.S. Died August 10, 2009(2009 08 10) (aged 77) Plano, Texas Nationality …   Wikipedia

  • cerebral mantle — noun the layer of unmyelinated neurons (the grey matter) forming the cortex of the cerebrum • Syn: ↑cerebral cortex, ↑pallium, ↑cortex • Derivationally related forms: ↑cortical (for: ↑cortex) …   Useful english dictionary

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