Rhyncholite, ring′kō-līt, n. the fossil beak of a tetrabranchiate cephalopod. [Gr. rhyngchos, snout, lithos, stone.]

Rhynchonella, ring-kō-nel′a, n. a typical genus of Rhynchonellidæ, a family of arthropomatous brachiopods. [Gr rhyngchos, a snout.]

Rhynchophora, ring-kof′ō-ra, n.pl. a section of tetramerous coleopterous insects: the weevils.—adjs. Rhynchoph′oran, Rhynchoph′orous. [Gr. rhyngchos, snout, pherein, to bear.]

Rhynchops, ring′kops, n. the skimmers or scissor-bills. [Gr. rhyngchos, snout, ōps, ōpos, an eye.]

Rhynchosia, ring-kō′si-a, n. a genus of leguminous plants. [Gr. rhyngchos, a snout.]

Rhynchospora, ring-kos′pō-ra, n. a genus of sedge-like plants—the beak-rush or beak-sedge. [Gr. rhyngchos, snout, sporos, seed.]

Rhynchota, ring-kō′ta, n. an order of true hexapod insects.—adjs. Rhynch′ōte, beaked; Rhynchō′tous, belonging to the Rhynchota. [Gr. rhyngchos, a snout.]

Rhynchotus, ring-kō′tus, n. a genus of the South American tinamous, including the ynambu. [Gr. rhyngchos, a snout.]

Rhyne, rīn, n. the best kind of Russian hemp.

Rhyolite, rī′ō-līt, n. an igneous rock, called also Liparite and Quartz-trachyte.—adj. Rhyolit′ic. [Gr. rhyax, a stream, lithos, a stone.]