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The outer layer of the blastoderm; epiblast.

Of or relating to the ectoderm.

See Endoderm, and Illust. of Blastoderm.

Relating to the entoderm.

State of worry or excitement; fidget; fuss; also, indisposition; pet; sulks. [Slang]

Same as Galactometer.

An extinct South American quaternary mammal, allied to the armadillos. It was as large as an ox, was covered with tessellated scales, and had fluted teeth. Owen.

One of a family (glyptodontidæ) of extinct South American edentates, of which Glyptodon is the type. About twenty species are known.

A cytode without either a cell wall or a nucleus. Haeckel.

Same as Hemadynamometer.

See Keratose.

A form of hydrometer, specially graduated, for finding the density of milk, and thus discovering whether it has been mixed with water or some of the cream has been removed.

A genus of liguliflorous composite plants, including the fall dandelion (L. autumnale), and formerly the true dandelion; -- called also lion's tooth.

A bird or other animal having slender toes. [Written also lepodactyle.]

, Having slender toes.

An extinct genus of mammals closely allied to the elephant, but having less complex molar teeth, and often a pair of lower, as well as upper, tusks, which are incisor teeth. The species were mostly larger than elephants, and their romains occur in nearly all parts of the world in deposits ranging from Miocene to late Q…

A large extinct genus of labyrinthodonts, found in the European Triassic rocks.

Pertaining to, or resembling, a mastodon; as, mastodontic dimensions. Everett.

Pain occuring in the mamma or female breast, -- a form of neuralgia.

A division of Infusoria including the Noctiluca. See Noctiluca.