452 



ON THE PLACE OF FISH IN 



Period 



1810 



1820 



1830 



Anatomists and Physiologists. 



CHARLES BELL, 1774-1842 

 {Sensory and motor 

 nerve). 



Treviranus, 1776-1837. 



Edwards, 1777-1842. 

 Purkinji, b. about 1787. 

 Sir B. Brodie, 1783-1862. 

 MAJENDIE, 1783-1855 



(Absorption). 

 Sir E. Home, 1756-1832. 



Krause, b. 1797. 

 BEAUMONT, about 1824 



(Digestion). 

 Gmelin, 1788-1853. 

 Serres, 1782-1862. 

 E. H. WEBER, d. 1878 



(Circulation, muscles'). 

 J. L. Prevost, 1790-1850. 

 Von Baer, b. 1792. 

 MARSHALL HALL, 1790- 



1857 (Reflex action). 

 FLOURENS, 1794-1867. 



( The brain). 

 Ehrenberg, b. 1795. 

 POISEUILLE, b. 1799 



(Manometers). 

 Dupuy, 1774-1849. 



JOHANN MULLER, l8oi- 



1858. 

 SCHLEIDEN, 1804-1872 



(Cell theory). 



Representatives of Collateral 

 Sciences. 



Arago, 1786-1853. 

 Thomas Thomson, 1773- 

 1852. 



Peltier, 1785-1845. 

 Dobereiner, 1780-1849. 

 Hare, 1781-1858. 

 C. Ritter, 1779-1859. 

 Gay Lussac, 1778-1850. 

 Fresnel, 1783-1827. 

 Niepce, 1765-1833. 

 Wollaston, 1766-1828. 

 Frauenhofer, 1787-1826. 

 Bessel, 1784-1846. 

 Nobili, 1784-1835. 

 Ohm, 1787-1854. 

 Christopher Bernoulli, b. 



1782. 



Braconnet, 1781-1855. 

 Brande, b. 1788. 

 Cagniard de la Tour, b. 



1776. 



Chevreul, b. 1786. 

 A. C. Becquerel, b. 1788. 

 Berzelius, 1779-1848. 



Basevi, b. 1799. 

 Despretz, b. 1792. 

 Chasles, 1793-1880. 

 Struve, 1793-1864. 

 Daniel, 1790-1845. 

 Cauchy, 1789-1857. 

 Mitscherlich, b. 1794. 

 Audouin, 1797-1841. 

 Poggendorff, .^1 

 Payer, b. 1795. 

 Bischoff, b. 1792. 

 Moebius, b. 1790. 



Faraday, 1794-1867. 

 Colladon, b. 1802. 

 Sturm, 1803-1855. 

 Lassaigne, b. 1800. 



* The dates of the decease of comparatively recent authorities have not been in all 

 cases ascertained. 



