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The integument of animal; the skin.

Pertaining to the integument or skin of animals; dermic; as, the dermal secretions.

A genus of coleopterous insects, the larvæ of which feed animal substances. They are very destructive to dries meats, skins, woolens, and furs. The most common species is D. lardarius, known as the bacon beetle.

A group of fishlike animals including the Marsipobranchiata and Leptocardia.

lations of an object, as regards genus and species; the referring of minerals, plants, or animals, to the species to which they belong; classification; as, I am indebted to a friend for the determination of most of these shells.

ry, and usually sexual, zooids produced by budding or fission from the primary zooids, in animals having alternate generations. In the tapeworms, the joints are deuterozooids.

velops from a bud; the seed develops into a plant; the embryo develops into a well-formed animal; the mind develops year by year. Nor poets enough to understand That life develops from within. Mrs. Browning.

The series of changes which animal and vegetable organisms undergo in their passage from the embryonic state to maturity, from a lower to a higher state of organization.

In any animal, esp. of the Herbivora, a rudimentary claw or small hoof not reaching the ground. Some cut off the dewclaws [of greyhounds]. J. H. Walsh.

mountains of India. It is remarkable for its propensity to hunt the tiger and other wild animals in packs.

To separate, prepare, or obtain, by dialysis or osmose; to pass through an animal membrane; to subject to dialysis. [Written also dialyse.]

Prepared by diffusion through an animal membrane; as, dialyzed iron.

An animal having only two digits.

A marsupial animal.

e loss of action of the vital functions; to become dead; to expire; to perish; -- said of animals and vegetables; often with of, by, with, from, and rarely for, before the cause or occasion of death; as, to die of disease or hardships; to die by fire or the sword; to die with horror at the thought. To die by the roadsi…

e root and the stem, the initial stem develops the leaf, branches, and flower buds; or in animal life, when the germ evolves the digestive and other organs and members, or when the animals as they advance in organization acquire special organs for specific purposes.

Capable of passing through animal membranes by osmosis.

The act of passing by osmosis through animal membranes, as in the distribution of poisons, gases, etc., through the body. Unlike absorption, diffusion may go on after death, that is, after the blood ceases to circulate.

An animal that walks on its toes, as the cat, lion, wolf, etc.; -- distinguished from a plantigrade, which walks on the palm of the foot.

n ganoid fishes. In some parts of Ohio remains of the Dinichthys are abundant, indicating animals twenty feet in length.