3H 



INDEX 



Mucor mucedo, 86. 



Miiller, E., 112. 



Miiller, Fritz, 100, 213. 



Mus decuman us, 178. 



Mus sylvaticus, 178. 



Muscles, 114, 116, 120, 128, 181. 



Myriapods, 100, 104; autotomy, 154. 



Nageli, 278, 280. 



Nais, 104, 146. 



Natural selection, 96, 108-110, 155-157, 262, 



290, 292. 

 Necturus, 106. 

 Nematodes, 104. 

 Nemerteans, 104, 143. 

 Nereis, 143. 

 Nerves, 1 14. 

 Nervous system, 1 14. 

 Newport, 100, 154. 

 Nothnagel, 116, 117, I2O. 

 Nucleus, influence of, 66, 67, 258, 281. 

 Nussbaum, 20, 66, 202, 203. 



Oblique surface, 44-52, 281. 



Oka, 210. 



Old part, influence of, 62-65. 



Oligochseta, 143. 



Ontogeny, 212-215, 282. 



Organization, 251, 275, 277, 278, 279, 288. 



" Origin of Species," 109. 



Ovary, 124. 



Oxygen, influence of, 36, 77-78. 



Palla, 66. 



Palolo, 143. 



Paramcecium, 103. 



Parypha, see Tubularia. 



Pathological Regeneration, 21. 



Peebles, F., hydra, 27, 56, 63, 101, 167, 168. 



Peipers, 113. 



Pekelharing, 118. 



Pennaria tiarella, 35. 



Petromyzon, 105. 



Pfluger, 216, 242-243, 246, 252, 256, 264, 265, 



288. 



Phagocata, 104. 

 Phallusia mammalata, 236. 

 Phasmids, 154. 

 Phialidium variabile, 142. 

 Phillipeaux, 112, 200. 

 Phoxichilidium maxillare, IO2. 

 Phylogeny, 212-215. 

 Physa, 104. 



Physiological Regeneration, 19, 25, 128-131. 

 Pizon, 210. 



Planaria lugubris, see Planarian. 



Planaria maculata, see Planarian. 



Planaria torva, 26. 



Planarian, 9, II, 13, 27, 28, 29, -40, 41,43, 

 44-51, 64-65, 104, 107, 129, 133-135, 

 136, 141, 142, 201, 207, 273, 280. 



Planorbis, 104. 



Plants, 15, 70-91. 



Plasomes, 278. 



Platodes, 104. 



Plethedon cinereus, 201. 



Pliny, I. 



Podocoryne, 103, 168. 



Podwyssozki, 113. 



Poisons, 123. 



Polarity, 38-40, 43 *77 2 77 28 - 



Polychaeta, 143. 



Polyclads, 104. 



Polyzoa, 149. 



Pontick, in. 



Populus dilatata, 75, 76, 80. 



Post-generation, 20; criticism of, 20 (foot- 

 note); 216,219-221. 



Pringsheim, 17, 86. 



Proglottids, 146. 



Proteus, 106. 



Protozoa, 103, 145. 



Przibram, 63, 100, 213. 



Purpose, 282, 283. 







Qualitative division of nucleus, 263. 



Rabbit, 112, 113, 117, Il8, 179. 



Rana esculenta, 184. 



Rana palustris, 185. 



Rana virescens, 185. 



Rand, 124, 164. 



Randolph, 136, 190, 194. 



Rat, 113, 179. 



Rathburn, 153. 



Rauber, 263-264. 



Reaumur, I ; experiments with worm and 

 with hydra, 2; 92, 151. 



Recklinghausen, 118. 



Regeneration, definition of, 19-25; incom- 

 plete, 125. 



Regular Regeneration, 25. 



Regulation, 22. 



Remak, 208. 



Reparation, 22. 



Restitution, 22. 



Restorative Regeneration, 25. 



Rhabdocnelous, Planarians, 142, 149. 



Ribbert, 112, 115, 117, 179-181. 



Rievel, 190. 



