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sturgeon

(Encyclopedia)sturgeon, primitive fish of the northern regions of Europe, Asia, and North America. Unlike evolutionarily advanced fishes, it has a fine-grained hide, with very reduced scalation, a mostly cartilagin...

Jackson, Stonewall

(Encyclopedia)Jackson, Stonewall (Thomas Jonathan Jackson), 1824–63, Confederate general, b. Clarksburg, Va. (now W.Va.), grad. West Point, 1846. With the diversion in the Shenandoah Valley a complete success...

Argun

(Encyclopedia)Argun ärˈgo͞onˈ [key], Mandarin Ergun, river, 950 mi (1,529 km) long, rising in the Da Hinggan Mts., Heilongjiang prov., NE China, as the Hailar River and flowing W to the Russian border, then NE ...

North America

(Encyclopedia)CE5 North America, third largest continent (2015 est. pop. 571,949,000), c.9,400,000 sq mi (24,346,000 sq km), the northern of the two continents of the Western Hemisphere. North America includes a...

Valtellina

(Encyclopedia)Valtellina vältāl-lēˈnä [key], Alpine valley of the upper Adda River, c.75 mi (120 km) long, in Lombardy, N Italy, extending from Lake Como to the Stelvio Pass. The main towns are Sondrio and Tir...

Cuyahoga

(Encyclopedia)Cuyahoga kīˌəhōˈgə [key], river, c.80 mi (130 km) long, flowing SW through Cuyahoga Falls, then N to Lake Erie, NE Ohio, forming part of Cleveland harbor. By the late 1960s, the Cuyahoga was one...

Chichimec

(Encyclopedia)Chichimec chēchēmĕkˈ [key], general term for the peoples of the Valley of Mexico between the periods of Toltec ascendancy and Aztec ascendancy. Before the 11th cent. the Chichimec were nomadic peo...

Alvord, Clarence Walworth

(Encyclopedia)Alvord, Clarence Walworth ălˈvərd [key], 1868–1928, American historian, b. Greenfield, Mass. He became (1901) an instructor in history at the Univ. of Illinois (Ph.D., 1908) and was full professo...

Lehigh

(Encyclopedia)Lehigh lēˈhī [key], river, 103 mi (166 km) long, rising in NE Pa. and flowing generally SE to the Delaware River at Easton. It flows through the Lehigh Valley, where rich anthracite deposits made A...

Zeravshan

(Encyclopedia)Zeravshan zyĕrəfshänˈ [key], river, c.460 mi (740 km) long, rising in the Turkistan Range of the Pamir-Alai mountain system, in Tajikistan. It flows westward through the agricultural Zeravshan val...