i 
ON, ae 
INDEX. 231 
Fleckenmergel, 109. 
Fossil Cephalopods, viii, 2, 51. 
France, 86, 88, 93, 97, 98, 101, 102. 
Southern, 114. 
Fraas, vii, 7, 33, 96, 98, 102, 118, 132, 141, 149, 158, 
159, 167, 185, 197, 215. 
Franconia, 87. 
Funnels of siphon, 13. 
Gabb, 172, 173. 
Gard, 87, 88. 
Gastatter Grabens, 95, 109. 
Gasteropoda, 8, 15, 28, 118. 
Gandry, vii. 
Gelbesandstein, 94. 
Genealogy of a series, 56. 
Genesis of Progressive Characteristics, 71. 
Retrogressive Characteristics, 74. 
Genus, definition of, 55. 
Geographic Separation, 27. 
Distribution, 86. 
Geometricus Bed, 143, 165, 167, 168, 169, 182, 196, 
197, 198, 207, 208. 
Geratology, ix, 20. 
Geratologous Forms, law of evolution of, 31, 36, 46. 
Geratologous Radicals, 28. 
Germany, 62, 86, 103, 143, 167, 169, 201. 
Geryonea, 45. 
Geyer, 85, 95, 100, 109, 110, 111, 115, 135, 154, 173, 
174, 196, 200, 218, 221. 
Gloucester, 208, 209. 
Gloucestershire, 88, 215. 
Glyphioceras diadema, 22 note, 24. 
Gmiind, 167, 179, 183-185, 197, 206, 208. 
Gomphoceras Belloti, Bar., 34. 
Goniaclymenide, 80. 
Goniatitine, 1-4, 7, 10, 11, 14, 17-19, 25, 28, 30, 39, 
44, 48, 49, 123. 
Goniatites, 25, 49. 
Goniatites atratus, 2, 18. 
Listeri, 2. 
prematurum, 111 note. 
Goniatitinula, 17, 196. 
Gonioceratide, 80. 
Goppingen, 171, 181, 182, 183, 186, 206, 207. 
Gottsche, 86. 
Grasse, 114. 
Gravelles, 91. 
Greenland, 86. 
Griesbach, 4. 
Gryphea arcuata Beds, 213. 
Guibalianus Subseries, 106. 
Guillon, 91. 
Gulf of Lyons, 86. 
Giimbel, 49, 89, 95, 109, 153. 
Gymunites, 5, 6, 22, 85, 118, 117. 
Gymnites Credneri, 6. 
fecundus, 2. 
Humboldti, 6. 
Gymuites incultus, 6. 
Palmai, 6. 
Gyroceras, 25, 29, 167. 
Habit, effects of, x, 26, 27, 29, 30, 47, 49-51, 53. 
Heckel, 6, 18, 20, 21, 22, 38. 
Halorites, 6. 
Halorites decrescens, 6. 
Ramsaueti, 6. 
semiglobosus, 6. 
semiplicatus, 6. 
Hall, 34, 35. 
Halstadt, 213. 
Hamites, 29, 38, 47. 
Hammerkhar, 126. 
Hanover, 88, 130. 
Hanoverian Fauna, 114, 215. 
Haploceras, 24, 84 
Harpoceras, 84. 
Harpoceras Sowerbyi, 24. 
Hauer, 28, 85, 95, 97, 100, 102, 109-112, 125, 148, 
148, 159, 196. 
Haug, 195 note. 
Haute Sadne, 87. 
Haut Rhin, 87. 
Hébert, viii. 
Hechingen, 167, 186. 
Helictites, 28. 
Helvetic Basin, 87, 88. 
Henleyi Bed, 218. 
Henslow, Origin of Floral Structures, 50 note. 
Herault, 81, 87. 
Herbich, 55, 85,95, 96, 110, 111, 159. 
Hercoceratide, 80. 
Heredity, Law of, ix, 73, 74, 77. 
Heterology, 10 note, 27. 
Hierlatz, 109, 110, 111, 196, 213. 
Hierlatz Bed, 109, 111, 112, 213. 
Hildesheim, 129, 130. 
Hildoceras Walcoti, 24, 107. 
Hippuritidae, 118. 
Hohenheim, 156. 
Holm, 13, 35. 
Holeodiscus, 23. 
Hollow keel, 55, 214, 215. 
Holochoanoidal Funnel, 12. 
Homogeny, 10 and note, 27. 
Homology, 10 note, 27. 
Homoplasy, 10 and note, 27. 
Homozoic Bands, 87 
Hoplites, 33, 84. 
Hoplites Bruguierianus, 23, 26. 
Cornuelianus, 23. 
Royerianus, 23. 
Humboldt Co., 178, 
Hungarites, 3. 
Hydra, 45. 
Hyponome, 29, 49. 
Hymenoptera, 9 note, 44. 
