SEBASTIEN Cf:SAR (1790-1842). A French navi gator, the discoverer of a portion of the called Antarctic. Continent. In 1820. while on a surveying trip in the Mediterranean. lie nized the artistic value of a Grecian statute, which had just been unearthed, and which is TW• 1:110111 as the "Venus of Milo," and announced the covery to the French Government. In later years lie was concerned in explorations around the tralian continent, New Zealand. Van Diemen's Land, and other Pacific and Indian islands for the purpose of finding traces of Lapr.rouse. In 1836 he submitted to Louis Philippe the plan of a stew expedition which was to explore the arctic regions. Joinvilhe Island and Louis lippe Land were both discovered by him in 1838. After an extended cruise in the Pacific Ocean mont d'Urville returned to the far south, and on the afternoon of January 19, 1840, discovered a coast-line in about latitude ffii° S., longitude 14°
E. This was called by the explorer Adi'•ie Land. Clarie Land, a wall of ice, supposed by the Frenehmen to lie atta•hed to a land-mass. was discovered on January 30th. These two coasts are supposed by geographers to form part of the boundary of a great land. called for convenience Antarctica, or the Antarctic Continent. Lieuten ant \\ ilkes,c1 the United States exploring expedi tion, had sighted another portion of the same coast farther to the eastward early in the morning of January 19. D'Urville was app( inted rear-admi ral on hi-. return. Eighteen months afterwards he was killed in a railroad accident. Among his publications are I oyagf pitto rem/ ue nut on,. (In monde 3 IS:34) : and Loyagts on pale sud t t duns l'Oec'anic (1841-54 ) .