264 



INDEX 



114, 172. See also Classification; Cuvier; 

 Geology; Paleontology 

 Fox, geographical distribution of in Amer- 

 ica, 43n57 



Ganglioneura, 140, 223, 225 



Ganoids, 165, 207 



Gasteropoda: geographical distribution of, 

 35, 48, 121; connected series in, 53; size 

 of, 57; embryology of, 80, 112-113; clas- 

 sification of, 107, 157; homology in, 194; 

 mentioned, 32, 33, 200, 204, 205, 214, 

 216, 240, 257 



Gegenbaur, Carl, 203 



Genera: as category of classification, 5, 158, 

 159; characteristics of, 7-8, 163-164, 170, 

 179, 185, 195; as natural group, 169; Lin- 

 naeus on, 169, 211, 217; analogy in, 192; 

 Aristotle on, 208-209; Cuvier on, 217- 

 218; mentioned, 169-170, 176, 211. See 

 also Classification; Natural groups 



Geoffroy Saint-Hilaire, £tienne, publica- 

 tion of, 87nll4 



Geoffroy Saint-Hilaire, Isidore, publica- 

 tions of, 56n74, 75n99, 144n5 



Geographical distribution: and structure 

 of animals, 35-37; and environment, 36; 

 provinces of, 37-38; need for precision 

 in studies of, 38-39; limitation of, 41-42, 

 47-48, 122; importance for classification, 

 119-122; gaps in knowledge of, 120; 

 mentioned, 133-134. See also Animals; 

 Classification; Natural groups; Species 



Geography, and habits of animals, 69 



Geology: and branches, 26-29; serial de- 

 velopment in denied, 33; order of 

 succession in, 33-34, 104-110; and catas- 

 trophism, 64, 102-104; and habits of 

 animals, 69; and special creation, 103- 

 104; periods in, 59-60n77, 96, 97. 100, 

 102, 113. See also Classification; Fossils; 

 Paleontology 



Goethe, Johann Wolfgang von: publica- 

 tion of, 128nl48; and Naturphilosophie, 

 152n9 



Gould, Augustus A., publication of, 40n53 



Gray, Asa, publication of, 128nl49 



Grube, Adolf E., 203 



Gulf of Mexico, 62 



Gymnosperms, 109, 110, 168, 254 



Hall, James: publication of, 26n33; and 

 paleontology, 102 



Harris, Thaddeus W., publication of, 

 65n93 



Hoeven, Janus van der, classification of, 

 258-259n62 



Holbrook, John E., publication of, 52n70 



Holmes, Francis S., 85-86 



Homolog)': defined, 21, 187; in branches, 

 21-23; limitation of, 22, 87-88, 153-154, 

 193; and organs of animals, 70-71; and 

 embryology, 87-88; compared to anal- 

 ogy, 87-88, 187n33; importance for clas- 

 sification, 153, 187-188; in species, 188; 

 and form of animals, 191-192; men- 

 tioned, 133, 138, 167, 236 



Huber, Francois, 144 



Huber, Pierre, 144 



Humboldt, Alexander von, publication of, 

 16n22 



Huschke, Emil, 236 



Huxley, Thomas Henry: publication of, 

 78nl04; on work of von Baer, 251n58 



Hybridity, 171-174 



Hydroid Medusae, 91-92 



Hydroids: embryology of, 79-80; classifica- 

 tion of, 106; communities of, 168; men- 

 tioned, 33 



Hydrozoa, 229 



Hypembryonic types, 114-115 



Infusoria, 201-202, 214, 218, 225 



Insectivora, 46-47 



Insects: organs of, 18; analog)' in, 22, 189- 

 190; geographical distribution of, 35, 48, 

 121; connected series in, 53; size of, 54, 

 56, 57; embryology of, 82-83, 86, 93, 119, 

 184-185; growth of, 90, 93-94; parasitism 

 in, 124-125; classification of, 184, 185, 

 206; mentioned, 32, 170, 181, 212, 219, 

 227, 233, 240, 248 



Invertebrata, 140-141, 198, 200, 214, 218, 

 225, 237, 250 



Jussieu, Antoine Laurent de, 144 



Kaup, Johann J.: publication of, 159nl7; 



mentioned, 159, 258 

 Kieser, Dietrich, 236 

 Kolliker, Rudolf Albert von: publication 



of, 254; mentioned, 81, 203, 255, 257 



Lamarck, Jean Baptiste: on mutability of 

 species, 4-5; publications of, 5n2, 29n40, 

 95nl22, 214n29, 218n35; on serial devel- 

 opment, 29-30, 219-220; classification of, 

 140-141, 146, 218-220; on classes, 156; 



