Archæopteryx (är-kē-op´te-riks), a fossil bird from the oolitic limestone of Solenhofen, of the size of a rook, and differing from all known birds in having two free claws representing the thumb and forefinger projecting from the wing, and about twenty tail vertebræ free and prolonged as in mammals.

Archangel (ärk´ān-jel; Gr. prefix, arch-, denoting chief), an angel of superior or of the highest rank. The only archangel mentioned by name in Scripture is Michael in the Epistle of Jude.

Archangel (ärk-ān´jel), a seaport, capital of the Russian government of same name, on the right bank of the Northern Dvina, about 20 miles above its mouth in the White Sea. Below the town the river divides into several branches and forms a number of islands, on one of which, called Sollenbole, is the harbour. The houses are mostly of wood; the place has some manufactures and an important trade, exporting linseed, flax, tow, tallow, train-oil, mats, timber, pitch and tar, &c. The port is closed for six months by ice. Archangel, founded in 1584, was long the only port which Russia possessed. Pop. 43,388.—The province, which before the Russian revolution extended from the Ural Mountains to Finland, had an area of 326,063 sq. miles. Pop. 483,500.—For the Archangel Expedition of 1918, see Murmansk, Russia.

Archangel´ica. See Angelica.


ARCHÆOLOGY: ANTIQUITIES OF THE STONE, BRONZE, AND IRON AGES

OLDER STONE AGE: 1, Flint Pick. 2, Carved Mammoth Tusk. 3, Double Scraper. 4, Barbed Harpoon Heads. LATER STONE AGE: 5, Pick of Deer Antler. 6, Flint and Pyrites. 7, Stone Celt in Haft. 8, Arrowhead. 9, Bowl. BRONZE AGE: 10, Celt. 11, Drinking-cup. 12, Ornamental Pin. 13, Spear-head. 14, Bronze Tweezers. 15, 16, Gold Bracelets. 17, Engraved Pin. 18, Short Sword. 19, Spectacle Brooch. 20, Razor. EARLY IRON AGE: 21, Bronze Brooch. 22, Bone Hand-comb for weaving. 23, Bronze Mirror. 24, Bronze Jug. 25, Bronze Spoon. 26, Iron Currency Bars. 27, Bronze Brooch.