Segments. The transverse rings of which the body of an articulate animal or annelid is composed.
Simia (plural Simiadæ) (Lat., an ape, from simus, flat-nosed, snub-nosed). (Zoöl.) A Linnæan genus of animals, including the ape, monkey, and the like; a general name of the various tribes of monkeys.
Species (Nat. Hist.). A permanent class of existing things or beings, associated according to attributes or properties which are determined by scientific observation.
Spinal Cord. The central portion of the nervous system in the vertebrata, which descends from the brain through the arches of the vertebræ, and gives off nearly all the nerves to the various organs of the body.
Statical. To stand. 1. Pertaining to bodies at rest, or in equilibrium.
2. Resting; acting by mere weight without motion; as statical pressure.
Sulcus. A fissure of the brain, separating two convolutions, or gyri.
Teleology (Fr., téléologie, from Gr., the end or issue, and discourse). The science or doctrine of the final causes of things; the philosophical consideration of final causes in general.
Variety (Nat. Hist., Bot., and Zoöl.). Any form or condition of structure under a species which differs in its characteristics from those typical to the species, as in color, shape, size, and the like, and which is capable either of perpetuating itself for a period, or of being perpetuated by artificial means; also, any of the various forms under a species meeting the conditions mentioned. A form characterized by an abnormity of structure, or any difference from the type that is not capable of being perpetuated through two or more generations, is not called a variety.
Vascular. Containing blood-vessels.