CASPAR See also:

• FRIEDRICH, JOHANN (1836— )

FRIEDRICH See also:

• WOLFF (less correctly WOLF), CHRISTIAN (1679-1754)
• CASPAR FRIEDRICH WOLFF (1733-1794)
• WOLFF, JOSEPH (1795–1862)

WOLFF (1733-1794)  , See also:

• GERMAN
• GERMAN, DUTCH AND SCANDINAVIAN

German anatomist and physiologist, justly reckoned the founder of See also:

• MODERN

modern See also:

• EMBRYOLOGY

embryology, was See also:

• BORN, IGNAZ, EDLER VON (1742–1791)

born in 1733 at See also:

• BERLIN
• BERLIN, CONGRESS AND TREATY OF
• BERLIN, ISAIAH (1725–1799)

Berlin, where he studied See also:

• ANATOMY
• ANATOMY (Gr. avaroyil, from ava-silo c', to cut up)

anatomy and See also:

• PHYSIOLOGY (from Gr. 4 i s, nature, and koyos, discourse)

physiology under the See also:

• ELDER (0. Eng. ellarn; Ger. Holunder; Fr. sureau)
• ELDER (Gr. 1rpev(3iTepos)

elder J . F . Meckel . He graduated in See also:

• MEDICINE

medicine at See also:

• HALLE (known as HALLE-AN-DER-SAALE, t0 distinguish it from the small town of Halle in Westphalia)
• HALLE, SIR CHARLES (originally KARL HALLE) (1819-1895)

Halle in 1759, his thesis being his famous Theoria generationis . After serving as a surgeon in the Seven Years' See also:

• WAR
• WAR (O. Eng. werre, Fr. guerre, of Teutonic origin; cf. O.H.G. werran, to confound)

War, he wished to lecture on anatomy and physiology in Berlin, but being refused permission he accepted a See also:

• CALL (from Anglo-Saxon ceallian, a common Teutonic word, cf. Dutch kallen, to talk or chatter)

call from the empress Catharine to become See also:

• PROFESSOR (the Latin noun formed from the verb profiteri, to declare publicly, to acknowledge, profess)

professor of those subjects at the See also:

• ACADEMY, GREEK
• ACADEMY, ROYAL

academy of St See also:

• PETERSBURG

Petersburg, and acted in this capacity until his See also:

• DEATH

death there in 1794 . While the theory of " See also:

• EVOLUTION

evolution " in the crude sense—i.e. a See also:

• SIMPLE

simple growth in See also:

• SIZE

size and unfolding of See also:

• ORGANS

organs all previously existent in the germ—was in See also:

• POSSESSION
• POSSESSION (Lat. possessio, possidere, to possess)

possession of the See also:

• FIELD (a word common to many West German languages, cf. Ger. Feld, Dutch veld, possibly cognate with O.E. f olde, the earth, and ultimately with root of the Gr. irAaror, broad)
• FIELD, CYRUS WEST (1819-1892)
• FIELD, DAVID DUDLEY (18o5-1894)
• FIELD, EUGENE (1850-1895)
• FIELD, FREDERICK (18o1—1885)
• FIELD, HENRY MARTYN (1822-1907)
• FIELD, JOHN (1782—1837)
• FIELD, MARSHALL (183 1906)
• FIELD, NATHAN (1587—1633)
• FIELD, STEPHEN JOHNSON (1816-1899)
• FIELD, WILLIAM VENTRIS FIELD, BARON (1813-1907)

field, his researches on the development of the alimentary See also:

• CANAL
• CANAL (from Lat. canalis, " channel " and " kennel " being doublets of the word)

canal in the chick first clearly established the converse view, that of epigenesis, i.e. of progressive formation and differentiation of organs from a germ primitively homogeneous . He also largely anticipated the modern conception of embryonic layers, and is said even to have foreshadowed the See also:

• CELL (from Lat. cella, probably from an Indo-European kal —seen in Lat. celare, to hide; another suggestion connects the word with Lat. cera, wax, taking the original meaning to refer to the honeycomb)

cell theory .