This term is applied to the great formation which includes, among other rocks, the coal-measures. It belongs to the oldest, or Palaeozoic, system of formations.
Of or belonging to the tail.
The highest class of the Mollusca, or soft-bodied animals, characterised by having the mouth surrounded by a greater or less number of fleshy arms or tentacles, which, in most living species, are furnished with sucking-cups. (Examples, Cuttlefish, Nautilus.)
An order of Mammalia, including the Whales, Dolphins, etc. , having the form of the body fish-like, the skin naked, and only the fore limbs developed.
An order of Reptiles including the Turtles, Tortoises, etc.
An order of Crustaceans including the Barnacles and Acorn-shells. Their young resemble those of many other Crustaceans in form; but when mature they are always attached to other objects, either directly or by means of a stalk, and their bodies are enclosed by a calcareous shell composed of several pieces, two of which can open to give issue to a bunch of curled, jointed tentacles, which represent the limbs.
The genus of Insects including the Cochineal. In these the male is a minute, winged fly, and the female generally a motionless, berrylike mass.
A case usually of silky material, in which insects are frequently enveloped during the second or resting-stage (pupa) of their existence. The term “cocoon-stage” is here used as equivalent to “pupa-stage.”
A term applied to those fruits of the Umbelliferae which have the seed hollowed on the inner face.
Beetles, an order of Insects, having a biting mouth and the first pair of wings more or less horny, forming sheaths for the second pair, and