Collier's New Encyclopedia

A complete general encyclopedia of 1921 — the world as it was understood just after the Great War, from Aachen to Zwingli, across twelve volumes and six thousand pages.

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Tethys (Greek mythology the mother)

in Greek mythology, the mother of the chief rivers of the uninus, daughter of Uranus and Terra, and mother of the chief rivers of the unietc., and about 3,000 daughters called Oceanides. The name Tethys is said to signify nurse. In astronomy, a Satellite Oceanides. The name Tethys is said to center of Saturn is 188,000 miles; its periodic time, 1 day, 21 hours, 18 minperiodic time, 1 day, 21 hours, 18 mincenter of Saturn is 188,000 miles; its utes, 25.7 seconds. In zoölogy a genus of Tritoniade, with one species, from the pressed; head covered by a broadly expanded fringed disk with two conical tenpanded fringed disk with two conical tentacles; stomach simple. It attains a foot in length, and feeds on other mollusks and on small crustacea. an order of Cephalopoda, comprising three families; Nautilde, Orthoceratidœ, classifications the second family is merged in the first. Animal creeping, protected by an external shell; head reculated; mandibles calcareous; arms culated; mandibles calcareous; very numerous; body attached to shell by adductor muscles and by a continuous horny girdle; branchiæ four; funnel formed by the union of two lobes which do not constitute a distinct tube. Shell external, in the form of an extremely elongated cone, either straight or variarms Cyc-Vol. IX rest; tarsi covered with feathers, in Bonasa partially, in Lagopus, to the claws. rest; tarsi covered with feathers, in genus of Emydæ, having hav five toes, but one on each foot without a nail. Twentyclaws. TETRAONYX, in zoölogy, an Asiatic and T. baska. cohol and ether, melts at 76.5°, and boils acid, and extracting with ether. It crystallizes in rhombic tables, soluble in alat 203°.

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