PROFESSOR OF INVERTEBRATE ZOOLOGY a7. 
France began to send out those exploring expedi- 
tions to all parts of the globe which were so numerous 
and fruitful during the first third of the nineteenth 
century. The task of arranging and classifying single- 
handed this enormous mass of material was enough 
to make a young man quail, and it is a proof of the 
vigor, innate ability, and breadth of view of the man 
that in this pioneer work he not only reduced to 
some order this vast horde of forms, but showed such 
insight and brought about such radical reforms in 
zoological classification, especially in the foundation 
and limitation of certain classes, an insight no one 
before him had evinced. To him and to Latreille 
much of the value of the Regue Animal of Cuvier, 
as regards invertebrate classes, is due. 
ihe ‘exact title of the chair held “by JLamarck is 
given in the £¢a¢ of persons attached to the National 
Museum of Natural History at the date of the Ier 
messidor, an II. of the Republic (1794), where he is 
mentioned as follows: “ LAMARCK—fifty years old; 
married for the second time; wife exceinte ; six chil- 
dren; professor of zodlogy, of insects, of worms, and 
microscopic animals.” His salary, like that of the 
other professors, was put at 2,868 livres, 6 sous, 8 
deniers, 
Etienne Geoffroy St. Hilaire + has related how the 
professorship was given to Lamarck. 
“The law of 1793 had prescribed that all parts of 
the natural sciences should be equally taught. The 
insects, shells, and an infinity of organisms—a portion 
*sRerrien, Jeics., ps. LA. 
t Fragments Biographiques, p. 214. 
