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Hepar :: Hepar (n.) Any substance resembling hepar proper, in appearance; specifically, in homeopathy, calcium sulphide, called also hepar sulphuris calcareum (/)..

Sclerobase :: Sclerobase (n.) The calcareous or hornlike coral forming the central stem or axis of most compound alcyonarians; -- called also foot secretion. See Illust. under Gorgoniacea, and Coenenchyma..

Phlebolith :: Phlebolith (n.) A small calcareous concretion formed in a vein; a vein stone.

Proostracum :: Proostracum (n.) The anterior prolongation of the guard of the phragmocone of belemnites and allied fossil cephalopods, whether horny or calcareous. See Illust. of Phragmocone..

Calcareo-siliceous :: Calcareo-siliceous (a.) Consisting of, or containing calcareous and siliceous earths..

Ergot :: Ergot (n.) See 2d Calcar, 3 (b)..

Foraminifera :: Foraminifera (n. pl.) An extensive order of rhizopods which generally have a chambered calcareous shell formed by several united zooids. Many of them have perforated walls, whence the name. Some species are covered with sand. See Rhizophoda..

Spicule :: Spicule (n.) Any small calcareous or siliceous body found in the tissues of various invertebrate animals, especially in sponges and in most Alcyonaria..

Synaptase :: Synapta (n.) A genus of slender, transparent holothurians which have delicate calcareous anchors attached to the dermal plates. See Illustration in Appendix..

Serpula :: Serpula (n.) Any one of numerous species of tubicolous annelids of the genus Serpula and allied genera of the family Serpulidae. They secrete a calcareous tube, which is usually irregularly contorted, but is sometimes spirally coiled. The worm has a wreath of plumelike and often bright-colored gills around its head, and usually an operculum to close the aperture of its tube when it retracts..

Calcareo-argillaceous :: Calcareo-argillaceous (a.) consisting of, or containing, calcareous and argillaceous earths..

Coccolith :: Coccolith (n.) One of a kind of minute, calcareous bodies, probably vegetable, often abundant in deep-sea mud..

Decalcification :: Decalcification (n.) The removal of calcareous matter.

Cockup :: Cockup (n.) A large, highly esteemed, edible fish of India (Lates calcarifer); -- also called begti..

Calcify :: Calcify (v. t.) To make stony or calcareous by the deposit or secretion of salts of lime.

Septum :: Septum (n.) One of the radial calcareous plates of a coral.

Ossicle :: Ossicle (n.) One of numerous small calcareous structures forming the skeleton of certain echinoderms, as the starfishes..

Turbo :: Turbo (n.) Any one of numerous marine gastropods of the genus Turbo or family Turbinidae, usually having a turbinate shell, pearly on the inside, and a calcareous operculum..

Calcar :: Calcar (n.) A curved ridge in the floor of the leteral ventricle of the brain; the calcar avis, hippocampus minor, or ergot..

Calcarated :: Calcarated (a.) Having a spur, as the flower of the toadflax and larkspur; spurred..

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