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A subdivision of the Devonian system of America; -- so named from Hamilton, Madison Co., New York. It includes the Marcellus, Hamilton, and Genesee epochs or groups. See the Chart of Geology.

A genus of fossil trees of the Devonian and Carboniferous ages, having the exterior marked with scars, mostly in quincunx order, produced by the separation of the leafstalks.

on. [Obs.] A liripoop, vel lerripoop, a silly, empty creature; an old dotard. Milles. MS. Devon Gloss.

An extensive genus of fossil ferns, of which species have been found from the Devonian to the Triassic formation.

ican Paleozoic system intermediate or translational in character between the Silurian and Devonian ages. See Chart of Geology.

on of geological time during which life is known to have existed, including the Silurian, Devonian, and Carboniferous ages, and also to the life or rocks of those ages. See Chart of Geology.

A genus of trilobites found in the Silurian and Devonian formations. Phacops bufo is one of the most common species.

A genus of Devonian fossil fishes with winglike appendages. The head and most of the body were covered with large bony plates. See Placodermi.

longing to the middle of the three subdivisions of the Corniferous period in the American Devonian system; -- so called from Schoharie, in New York, where it occurs. See the Chart of Geology.

Of or pertaining to tin mines, or tin works. The stannary courts of Devonshire and Cornwall, for the administration of justice among the tinners therein, are also courts of record. Blackstone.

hropods belonging to the order Trilobita. Trilobites were very common in the Silurian and Devonian periods, but became extinct at the close of the Paleozoic. So named from the three lobes usually seen on each segment.

Blackmail, n., 3. (b) A rent, or duty, of eight pence, payable yearly by every tinner in Devon and Cornwall to the Duke of Cornwall, as lord of the soil. [Prov. Eng.] -- White rhinoceros. (Zoöl.) (a) The one-horned, or Indian, rhinoceros (Rhinoceros Indicus). See Rhinoceros. (b) The umhofo. -- White ribbon, the disti…

ground at the same time, it is a dogfall, and must be wrestled over. In the Cornwall and Devon wrestling, the wrestlers complete in strong loose linen jackets, catching hold of the jacket, or anywhere above the waist. Two shoulders and one hip, or two hips and one shoulder, must touch the ground to constitute a fall,…