234 



INDEX. 



Oxynoticeras, 30, 33, 34, 47, 48, 54, 55, 71, 77, 78, 

 ' si i, 82, 83, S4. 101, HHi, 107, 108, 109, 114, 116, 

 148,214. 

 Oxynoticeras Aballoense, 220. 



Buvigneri, 220. 



Castagnolai, 210. 



Collenoti, Geyer, 213. 



Greenoughi, 69, 213, 214, 216, 218. 



Guibali, 09, 83, 115, 21 1. 215, 218, 219. 



Guibalianum, 218. 



Janus, 221. 



Lotharingum, 34, 51, 69, 78, S3, 112 note, 211. 

 216, 218, 220. 



Lymense, 69, 83, 102, 217, 218. 



nuuiismale, 103, 217. 



Oppeli, 69, 70, 102 note, 103, 217, 221. 



oxynotum, 21, 40, 40, 60, 83, 101, 102, 199, 214, 

 215, 210, 218, 221. 



Simpsoni, 69, 102, 217. 

 Oxynotum Subseries, 100. 

 Oxynotus Bed, 107, 100, 111, 129, 201, 213, 215. 



Zone, 106, 107, 116. 



Pacbydiscus, 23. 



Packard, 3, 43, 47, 52. 



Paracme, x, 21, 107, 112. 



Parisian Basin, 87. 



Parallel Character of Differentials, 84. 



Parallel Series, 27. 



Parallelism, 22, 25, 27, 28, 43, 50, 53, 109. 



Paithenkirchen, 93. 



Pathological Species, 30. 



Pavlow, 115. 



Pelecypoda, 8. 



Peltoceras athleta, 22, 42. 



Pentacrinus Bed, 19S. 



Pentacrinus tuberculatus, 153, 155. 



Perisphinctes, 24, 87. 



Perisphinctes aberrans, 33. 



Defranci, 24. 

 Peru, SO, 87. 115, 118, 151, 153, 109. 

 Petschora Land, 86. 

 Pettos Stock, 23. 

 Pfonsjoch, 122, 129, 131, 137. 

 Pforeli, 168, 171, 197. 

 Phragmoceras perversuni, 34. 

 Phvlembrvo, s, note. 

 Phylloceras, 27, 122 note. 



Boblayi, 210. 

 Phymatoceras enervatum, 24 

 Physical Selections, ix, 52. 

 Physical Surroundings, action of, x, 52 note, 53. 

 Physiological Equivalent, x. 

 Pictet, 33. 

 Pictetia, '21. 

 Piette, 123. 

 Piloceras, 12, 13, 52. 

 Pinnacites, 51, 80. 

 Plaeenticeras, ">1 . 32. 



Placeuticeras placenta, Meek, 31. 



Planicosta Bed, 105, 209, 213. 



Planoi-bidse, 29, 30, 31, 78, 118. 



Planorbis Bed, 57, 85, 90, 91, 92, 94, 104, 110, 114, 



115, 116, 122, 129, 134, 197. 

 Planorbis Zone, 29, 90, 01, 92, 94, 104, 107, 108, 116. 

 Planulati, 12. 

 Plicatifera, 24, 42. 

 Plicatus Stock, 25, 54, 55, 57, 80, 81, 83, 107, 112, 110, 



121, 122, 125. 

 Pliensbach, 210, 215. 

 Polar Homozoic Band, S7. 

 Poland, 80. 

 Poly genesis, 118. 



Polyphylletic Origin of Forms, 31. 

 Popanoceras, 4, 5, 24. 

 Popanoceras antiquum, 4, 5, 23. 



Kingianum, 5, 123, 124. 

 Portlock. 164. 

 Portugal, 86. 

 Pouriac, 115. 

 Pourtales, 121. 

 Primary Radicals, 3, 22. 

 Primitive Radicals, 3, 16, 52. 

 Prirnordialidse, 51. 

 Prodissoconch, 8, note. 

 Progressive Characteristics, Genesis of, 71. 

 Progressive Forms, Morphogical Equivalence in, 21, 



22. 

 Progressive Series, 25. 

 Prolecanites, 3, 4, 5. 

 Prolecanitidas, 4. 

 Pronorites, 4. 

 Protection, effect of, 47. 

 Protembryo, 8. 



Protoconch, 1, 8, 11, 13, 14. 49. 

 Protozoa, 8. 



Provence, 91, 113. 114, 110. 

 Psiloceran Branch, 120. 



Psiloceran or Radical Stock, 54, 57, 71, 80, 81, 107. 

 Psiloceras, 5-7, 13, 22, 23, 34, 35, 52, 54, 56-60, 71- 

 73, 75, 78, 80, 84, 85, 89, 90, 92, 93, 101, 102, 

 113, 114, 117, US, 120, 125-128, 131, 130, 137, 

 155, 195, 197, 215. 

 Psiloceras acutidorsale, 102. 



aphanoptychum, 123. 



Atanatense, 122. 



Berchta, 123. 



calcimontanum, 12:1. 121. 



caliphyllum, 54, 55, 57, 85, 90. 112, 117, 122. 



crebricinctum, 12:1. 



(/Egoc.) orebrispirale, 121. 



(JEgoc.) Portisi, 121. 



oryptogoniura, 123. 



Hagenowi, Wab.., 90. 93. 120, 123, 124, 174 note. 



Kammerkarense, 123. 124. 



longipontinum, Wah., 91, 93, 122. 12:'.. 



ma jus, 123. 



mesogenos, 21. 75. 121. 



megastoma, 96. 



