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Of or pertaining to the Ophidiidæ, a family of fishes which includes many slender species. -- n.

usually with minute scales imbedded in the skin. The limbs are rudimentary or wanting. It includes the cæcilians. Called also Gymnophiona and Ophidobatrachia.

stropod Mollusca, in which the breathing organs are usually situated behind the heart. It includes the tectibranchs and nudibranchs.

Relating to the science of optics; as, optical works. Optic angle (Opt.), the angle included between the optic axes of the two eyes when directed to the same point; -- sometimes called binocular parallax. -- Optic axis. (Opt.) (a) A line drawn through the center of the eye perpendicular to its anterior and posterior s…

f, cross, fesse, pale, and saltire are uniformly admitted as ordinaries. Some authorities include bar, bend sinister, pile, and others. See Subordinary. In ordinary. (a) In actual and constant service; statedly attending and serving; as, a physician or chaplain in ordinary. An ambassador in ordinary is one constantly r…

A group of butterflies which includes the satyrs. See Satyr, 2.

series of substances which, in nature or origin, are connected with vital processes, and include many substances of artificial production which may or may not occur in animals or plants; -- contrasted with Ant: inorganic.

The state of being organized; also, the relations included in such a state or condition. What is organization but the connection of parts in and for a whole, so that each part is, at once, end and means Coleridge.

An extinct order of birds. It includes only the Archæopteryx.

A genus of African antelopes which includes the gemsbok, the leucoryx, the bisa antelope (O. beisa), and the beatrix antelope (O. beatrix) of Arabia.

enus of plectognath fishes having the body covered with solid, immovable, bony plates. It includes the trunkfishes.

A genus of bivalve Mollusca which includes the true oysters.

Belonging to a region of the earth's surface which includes all Europe to the Azores, Iceland, and all temperate Asia.

A comprehensive division of fishes which includes the elasmobranchs and ganoids. [Written also Palæichthyes.]

to an era marked by early stone implements. The Paleolithic era (as proposed by Lubbock) includes the earlier half of the "Stone Age;" the remains belonging to it are for the most part of extinct animals, with relics of human beings.

Belonging to, or representing, the whole Church of England; used less strictly, to include the Protestant Episcopal Church of the United States; as, the Pan-Anglican Conference at Lambeth, in 1888.

Belonging to that suborder of leguminous plants (Papilionaceæ) which includes the bean, pea, vetch, clover, and locust.

The division of Lepidoptera which includes the butterflies.

hafted paradise bird (Parotia sefilata). The long-billed paradise birds (Epimachinæ) also include some highly ornamental species, as the twelve-wired paradise bird (Seleucides alba), which is black, yellow, and white, with six long breast feathers on each side, ending in long, slender filaments. See Bird of paradise in…

To make a parenthesis of; to include within parenthetical marks. Lowell.