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Small grains or dust of cochineal or the coccus insect.

the tissues. It is usually formed by parasitic worms, esp. by larval tapeworms, as Echinococcus and Coenurus. See these words in the Vocabulary. Hydatid of Morgagni (Anat.), one of the small pedunculated bodies found between the testicle and the head of the epididymis, and supposed to be a remnant of the Müllerian duc…

The dried bodies of the females of a scale insect (Coccus ilicis), allied to the cochineal insect, and found on several species of oak near the Mediterranean. They are round, about the size of a pea, contain coloring matter analogous to carmine, and are used in dyeing. They were anciently thought to be of a vegetable n…

s substance produced mainly on the banyan tree, but to some extent on other trees, by the Coccus lacca, a scale-shaped insect, the female of which fixes herself on the bark, and exudes from the margin of her body this resinous substance.

esembles meal; as, the mealy wings of an insect. Shak. Mealy bug (Zoöl.), a scale insect (Coccus adonidum, and related species), covered with a white powderlike substance. It is a common pest in hothouses.

Spherobacteria, or spherical bacteria, as the genus Micrococcus.

irections, giving groups of four cubical cells. Also used adjectively; as, a sarcina micrococcus; a sarcina group. Sarcina form (Biol.), the tetrad form seen in the division of a dumb-bell group of micrococci into four; -- applied particularly to bacteria. See micrococcus.

series, especially the larva of a tapeworm or other parasitic worm. See Illust. of Echinococcus.

Granular conjunctivitis due to a specific micrococcus. -- Tra*chom"a*tous (#), a.

, which secrete from their bodies a waxlike substance, especially the Chinese wax insect (Coccus Sinensis) from which a large amount of the commercial Chinese wax is obtained. Called also pela. -- Wax light, a candle or taper of wax. -- Wax moth (Zoöl.), a pyralid moth (Galleria cereana) whose larvæ feed upon honeyco…

inite chemical products are formed; -- distinguished from a pathogenic organism. Cf. Micrococcus.