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Dipsomania.

Same as Prothyalosoma.

Any compound ascidian of the genus Pyrosoma. The pyrosomes form large hollow cylinders, sometimes two or three feet long, which swim at the surface of the sea and are very phosphorescent.

erflow of salt water. -- Salt-marsh caterpillar (Zoöl.), an American bombycid moth (Spilosoma acreæ which is very destructive to the salt-marsh grasses and to other crops. Called also wooly bear. See Illust. under Moth, Pupa, and Woolly bear, under Woolly. -- Salt-marsh fleabane (Bot.), a strong-scented composite her…

lar system, under Solar. Satellite moth (Zoöl.), a handsome European noctuid moth (Scopelosoma satellitia).

A Mediterranean food fish (Sparisoma scarus) od excellent quality and highly valued by the Romans; -- called also parrot fish.

ions, rings, or joints into which many animal bodies are divided; a somite; a metamere; a somatome. Segment gear, a piece for receiving or communicating reciprocating motion from or to a cogwheel, consisting of a sector of a circular gear, or ring, having cogs on the periphery, or face. -- Segment of a line, the part…

ideal serial segments of which an animal, esp. an articulate or vertebrate, is composed; somatome; metamere. -- So*mit`ic, a.

nd from which the walls of the enteric canal and the umbilical vesicle are developed. See Somatopleure. -- Splanch`no*pleu"ric, a.

A Mexican spinous lizard (Phrynosoma orbiculare) having a head somewhat like that of a toad; -- called also horned toad.

te miller. (Zoöl.) (a) The common clothes moth. (b) A common American bombycid moth (Spilosoma Virginica) which is pure white with a few small black spots; -- called also ermine moth, and virgin moth. See Woolly bear, under Woolly. -- White money, silver money. -- White mouse (Zoöl.), the albino variety of the common…

er Isabella Moth), and the yellow woolly bear, or larva of the American ermine moth (Spilosoma Virginica). -- Woolly butt (Bot.), an Australian tree (Eucalyptus longifolia), so named because of its fibrous bark. -- Woolly louse (Zoöl.), a plant louse (Schizoneura, or Erisoma, lanigera) which is often very injurious t…