Search the Dictionary

The closing subdivision of the Devonian age in America. The rocks of this period are well developed in the Catskill mountains, and extend south and west under the Carboniferous formation. See the Diagram under Geology.

rit. Gauda galli epoch (Geol.), an epoch at the begining of the Devonian age in eastern America, so named from the characteristic gritty sandstone marked with impressions of cauda galli. See the Diagram under Geology.

era cavia and Dolichotis, as the guinea pig (Cavia cabaya). Cavies are natives of South America. Water cavy (Zoöl.), The capybara.

The south America alligator. See Alligator. [Sometimes written caiman.]

A chief or petty king among some tribes of Indians in America.

the army was divided. It was Commanded by a centurion. Century plant (Bot.), the Agave Americana, formerly supposed to flower but once in a century; - - hence the name. See Agave. -- The Magdeburg Centuries, an ecclesiastical history of the first thirteen centuries, arranged in thirteen volumes, compiled in the 16th…

A carnivorous American Jurassic dinosaur allied to the European Megalosaurus. The animal was nearly twenty feet in length, and the skull bears a bony horn core on the united nasal bones. See Illustration in Appendix.

A genus of plants of the Cactus family. They are natives of America, from California to Chili.

-- Chain pumps. See in the Vocabulary. -- Chain rule (Arith.), a theorem for solving numerical problems by composition of ratios, or compound proportion, by which, when several ratios of equality are given, the consequent of each being the same as the antecedent of the next, the relation between the first antecedent…

ane chart, a representation of some part of the superficies of the globe, in which its spherical form is disregarded, the meridians being drawn parallel to each other, and the parallels of latitude at equal distances. -- Selenographic chart, a map representing the surface of the moon. -- Topographic chart, a minute d…

A bird of the genus Icteria, allied to the warblers, in America. The best known species are the yelow-breasted chat (I. viridis), and the long chat (I. longicauda). In Europe the name is given to several birds of the family Saxicolidæ, as the stonechat, and whinchat. Bush chat. (Zoöl.) See under Bush.…

A small South American species of tiger cat (Felis mitis).

ohemion chatterer (Ampelis garrulus) inhabits the arctic regions of both continents. In America the cedar bird is a more common species. See Bohemian chatterer, and Cedar bird.

An epoch at the close of the Canadian period of the American Lower Silurian system; -- so named from a township in Clinton Co., New York. See the Diagram under Geology.

A small American bird (Empidonax minimus); the least flycatcher.

s of hardy perennial flowering plants, of the order Scrophulariaceaæ., natives of North America; -- called also snakehead, turtlehead, shellflower, etc.

A subdivision in the upper part of the Devonian system in America, so named from the Chemung River, along which the rocks are well developed. It includes the Portage and Chemung groups or epochs. See the Diagram under Geology.

s serotina (wild black cherry), valued for its timber; P. Virginiana (choke cherry), an American shrub which bears astringent fruit; P. avium and P. Padus, European trees (bird cherry).

The edible nut of a forest tree (Castanea vesce) of Europe and America. Commonly two or more of the nuts grow in a prickly bur.

An american bird (Pipilo erythrophthalmus) of the Finch family, so called from its note; -- called also towhee bunting and ground robin.