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Any one of numerous species of fruit-eating birds of tropical America belonging to Ramphastos, Pteroglossus, and allied genera of the family Ramphastidæ. They have a very large, but light and thin, beak, often nearly as long as the body itself. Most of the species are brilliantly colored with red, yellow, white, and bl…

der Lead. Tree bear (Zoöl.), the raccoon. [Local, U.S.] -- Tree beetle (Zoöl.) any one of numerous species of beetles which feed on the leaves of trees and shrubs, as the May beetles, the rose beetle, the rose chafer, and the goldsmith beetle. -- Tree bug (Zoöl.), any one of numerous species of hemipterous insects whi…

A genus of pearly bivalve shells, numerous extinct species of which are characteristic of the Mesozoic rocks. A few living species exist on the coast of Australia.

Any one of numerous species of extinct arthropods belonging to the order Trilobita. Trilobites were very common in the Silurian and Devonian periods, but became extinct at the close of the Paleozoic. So named from the three lobes usually seen on each segment.

Any one of numerous species of trematode worms belonging to Tristoma and allied genera having a large posterior sucker and two small anterior ones. They usually have broad, thin, and disklike bodies, and are parasite on the gills and skin of fishes.

Any one of numerous species of aquatic salamanders. The common European species are Hemisalamandra cristata, Molge palmata, and M. alpestris, a red-bellied species common in Switzerland. The most common species the United States is Diemyctylus viridescens. See Illust. under Salamander.

Any one of numerous species of marine univalve shells belonging to Trochus and many allied genera of the family Trochidæ. Some of the species are called also topshells.

Any one of numerous species of beautiful tropical birds belonging to the family Trogonidæ. They are noted for the brilliant colors and the resplendent luster of their plumage.

Any one of numerous species of bright-colored American birds belonging to Icterus and allied genera, especially Icterus icterus, a native of the West Indies and South America. Many of the species are called orioles in America. [Written also troopial.]

Any one of numerous species of fishes belonging to Salmo, Salvelinus, and allied genera of the family Salmonidæ. They are highly esteemed as game fishes and for the quality of their flesh. All the species breed in fresh water, but after spawning many of them descend to the sea if they have an opportunity.…

Any one of numerous species of Bryozoa belonging to Tubulipora and allied genera, having tubular calcareous calicles.

Any one of numerous species of scaraboid beetles belonging to Scarabæus, Copris, Phanæus, and allied genera. The female lays her eggs in a globular mass of dung which she rolls by means of her hind legs to a burrow excavated in the earth in which she buries it.

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

Any one of numerous species of flounders more or less related to the true turbots, as the American plaice, or summer flounder (see Flounder), the halibut, and the diamond flounder (Hypsopsetta guttulata) of California.

A member of any of numerous Tartar tribes of Central Asia, etc.; esp., one of the dominant race in Turkey.

Any one of numerous species of birds belonging to Turnix or Hemipodius and allied genera of the family Turnicidæ. These birds resemble quails and partridges in general appearance and in some of their habits, but differ in important anatomical characteristics. The hind toe is usually lacking. They are found in Asia, Afr…

Any one of the numerous species of Testudinata, especially a sea turtle, or chelonian.

Any one of numerous species of pigeons belonging to Turtur and allied genera, native of various parts of the Old World; especially, the common European species (Turtur vulgaris), which is noted for its plaintive note, affectionate disposition, and devotion to its mate.

A caterpillar of any one of numerous species of bombycid moths. The body of these caterpillars is covered with hairs which form long tufts or brushes. Some species are very injurious to shade and fruit trees. Called also tussock caterpillar. See Orgyia. Tussock grass. (Bot.) (a) A tall, strong grass of the genus Dactyl…

Any one of numerous species of American clamatorial birds belonging to the family Tyrannidæ; -- called also tyrant bird.