INDEX 



331 



Ehrenberg, 78, 96 

 Elective Affinities, the, 45 

 Embryonic diagrams, Haeckel's 



early, 268 

 Embryology, 57 



,, and evolution, 170 



in Haeckel's works, 



268, 280 

 Embryology of the Siphonophorce, 



the, 248 

 Emotional character of Haeckel, 



186-7 



Engelmann, 173 

 Erica cinerea, search for the, 



37 



" Ernst Haeckel Street," 43 

 Essay, Haeckel's first, 71 

 Essa/ys on the Theory of Evolution, 



287 

 Evolution, internal law of, 130 



of species, 114 

 Evolution of Mam, the, 279, 310 

 "Exact" scientists, 131, 132, 164 

 Extinct species, 107 

 Extinction of species, 112, 119 



Family of Haeckel, the, 253 



Filippo de Filippi, 76 



Fish, nature of the, 219 



FitzBoy, Captain, 103 



Flora Hallensis, contribution to 



the, 37 

 Fol, 245 



For Darwin, 230 

 Force and Matter, 201 

 Forms, science of, 190-2 

 Form-unities, 207 

 Free Science and Free Teaching, 



285 



Freedom of research, 75, 156 

 French rule in Prussia, 25 

 Freytag, Gustav, 21, 29 

 Friedenthal, 310 



Frog, the, 219 

 , evolution of the, 222 



G 



Galapagos Islands, Darwin in the, 



116 



Galileo, 16 

 Gandtner, 37 

 Gastraea, the, 276 

 Gastraea-theory, the, 278 

 Gastrula, the, 277 

 Gegenbaur, Karl, 62-4 

 Genealogical tree of organisms, 149, 



152, 226 



Generelle Morphologic, the, 188 

 Genius, 102 

 Geology, 108 



,, and evolution, 167 

 Geryonidcp, the, 177 

 Gill-slits in the human embryo, 



269 



Giltsch, Adolph, 289 

 Glyptodon, the, 113 

 Gneisenau, 29 

 God, Haeckel's conception of, 133-5, 



236 



,, , the new conception of, 19 

 Goethe, 17 



, evolution in works of, 238 

 on morphology, 190-1 

 Goethe's influence on Haeckel, 41-6 

 . Gramzow, Otto, on Haeckel, 295 

 Greece, visit to, 257 

 Greeff, Richard, 244 

 Greek, Haeckel's knowledge of, 36 

 Green Henry, 45 

 Gryptotherium, the, 113 

 Gude, Karl, 37 



Haeckel abandons theology, 75, 133 

 ,, , aesthetic element in, 83, 



185 

 ,, , ancestry of, 21 



