INDEX. 200 
Mimoceras, 1, 2, 3. 
Mimoceras compressum, 1. 
Mining Bureau, 173. 
Minot, 46. 
Mixed Faunas, 109-111, 116, 117. 
Mohringen, 4, 5, 63, es 192, 157,176. 
Mosch, vii, 84, 113, 197 
Mojsisovics, 3, 4, 6, 7, 22, 90, 93, 95, 96, 97, 100, 109, 
113, 140. 
Mollusea, 10. 
Monophyllites, 4, 5. 
Monophyllites Suessi, 5. 
Monoplacula, 8. 
Monoplast (ovum), 8. 
Montloy, 121. 
Moravia, 86. 
Morphoceras, 23. 
Morphogenesis, Law of, viii. 
Morphological Difference, ix. 
Differentials, viii. 
Equivalence, viii, 21, 22, 25, 27, 28, 29, 30, 56. 
Morphology, Law of, viii. 
Moselle, 91, 117. 
Miihlfingen, 165. 
Muhlhausen, 129, 130. 
Munich, 122, 126, 137, 188, 151, 209. 
Munier Chalmas, viii, 14, 49. 
Muscle, Annular, 50 
Museum at Bristol, 92, 139. 
Museum of Comparative Zodlogy, vii, 13, 76, 91, 95, 96, 
121, 129, 181, 188, 142-144, 149, 157, 158, 159, 
166, 169, 181, 185, 186, 188, 196, 199, 200, 205, 
206,. 209, 219,919: 
Museum at Munich, 209. 
Museum at Ottawa, 87. 
Museum at Semur, 91, 103, 122, 141, 144, 162, 181, 
196, 200. 
Museum at Stuttgart, 63, 77, 96, 99, 100-102, 122. 
129, 181-183, 187, 141, 143, 149, 150, 157, 158, 
165, 167-169, 171, 175, 179, 181, 185, 186, 199, 
196,197, 198, 205, 207, 209, 210, 214, 915, 
Museum at Tiibingen, 157. 
Museum at Ziirich, 197. 
lon) 
Neepionic stage, 9, 11, 12, 18, 25, 111 note, 195, 196. 
Natural Selection, 28, 38, 43, 50, 53 
Nautili, 91, 111 note. 
Nautilini, 2, 25. 
Nautiloids, ix, 2, 8,9, 11, 12, 14-16, 
87, 89, 48-58, 80, 117, 118 
Nautilus, 12, 29, 49-5: 
Nealogic, 12, 18-20, a 25, 139, 140, 150, 195, 206. 
Nealogic Stages, 75, 111 note, 127, 128, 197, 206, 208, 
212. 
Nellingen, 121, 156, 157. 
Neoembryo, 8. 
Neo-Lamarckian School, 43. 
Neuffen, 121. 
96, 28, 29, 34+ 
Neumayr, 5, 6, 21, 29, 32 note, 33, 42, 56, 60, 61, 85, 
OG, 654 89,00; 108,011, 119. 1 io 14752118; 
122, 123, 126, 129, 184, 187, 189, 140, 147, 150 
151. 
Nevada, 172, 173. 
Newberry, 117, 151. 
Newbold Quarries, 155. 
Nice, 114. 
Norites, 3, 4. 
North America, 86, 87. 
Northeastern Alps, xi, 55- 
94-102, 106, 108, 110-11 
39, 140, 151-153, 159, 
North English Basin, 88. 
North Europe, 118. 
North German Basin, 88, 92, 93, 102, 108, 139. 
North Germany, 92, 93, 94, 96, 97, 98, 99, 100, 101, 102, 
108, 114, 129. 
North Peru, 157, 163, 169. 
Northwest Germany, 92. 
Nostologic Stages, 20, 28, 32, 87, 46, 51, 183. 
Nurtingen, 137, 182. 
57, 60, 61, 81, 85, 89, 90, 
3, 116-118, 126, 150, 137, 
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Obtusus Bed, 107, 109, 188, 196, 202, 206, 207, 208, 
210; 
Oelschiefer, 163. 
Oestringen, 141. 
Ofterdingen, 209. 
Olcostephanus, 28, 33. 
Olcostephanus Gravesianus, 23. 
Ontogeny, x. 
Ooster, 90, 113. 
Ophidioceras, 36, 47. 
Ophioceras Jobnstoni, 144. 
kridioides, 171. 
raricostatum, 145. 
Oppel, 85, 97, 109, 110, 121, 122, 126, 138, 144, 149, 
150, 159, 160, 167, 175, 188, 196, 209, 213, 218. 
Oppelia hecticus, 24. 
steraspis, 51. 
Organic Equivalence, viii. 
Origin of Differentials, 48. 
Floral Structures, 50 note. 
Variations, according to Weissman, 43. 
Orthoceras, 1, 13, 26, 34, 87, 39, 46. 
Orthoceras crotalum, Hall, 35 note. 
docens, Bar., 34. 
fusiforme, Hall, 35 note. 
politum, 11. 
truncatum, 11. 
unguis, 11. 
Orthoceratide, 12, 13, 20, 25, 35, 86, 48, 49. 
Orton, 168, 169. 
Osterhornes Mts., 90, 93, 95, 96, 97, 100, 109, 
Ostreade, 118. 
Ovum (monoplast), 8. 
Owen, Richard, 8. 
| Oxynoticeran Branch, 214, 215. 
Series, 40; 69, 104, 106, 107. 
30 
