Index 



453 



Parrot, 42. 



Parsons, 83. 



Parthenogenesis, 206-207, 322. 



Parthenogenetic species, 372-374. 



Patella, 181. 



Paulmeier, 401. 



Peacock, 210, 432, 447. 



Peahen, 432. 



Pearson, 167. 



Pearson's law, 203. 



Peebles, 288, 290, 296. 



Penicillium, 257. 



Penycuik experiments, 60. 



Perez, 353. 



Pergande, 327, 333. 



Peruke antlers, 432. 



Petrunkewitsch, 356, 417. 



Pfeffer, 178. 



Pfliiger, 173, 174, 366, 382. 



Phagocata, 288. 



Phillips, 211, 335, 354. 



Philodenidae, 374. 



Philosamia, 205. 



Phototropism, 265. 



Phromali, 358. 



Phylloxera, 273, 274, 322, 332-333, 394, 



39. 



Phytopterus, 273. 

 Pictet, 27, 29, 30, 32, 34, 35, 45, 313-314, 



380-381, 437. 

 Pieris crataegi, 34. 

 Pigeons, 135-136. 

 Pike, 248. 

 Planaria, 288, 289. 

 Planarians, 254, 295. 

 Polar bodies, 397-400. 

 Polish, 127-129. 

 Polydactylism, 117-121. . 

 Polygnotus, 411. 

 Polyphemus, 338. 

 Polyspermy, 182. 

 Pomace fly, 190-195. 

 Porthesia chrysorrhaea, 29. 

 Porto Santo rabbits, 41, 42. 

 Potts, 241. 

 Poulton, 13, 116. 

 Poultry, 121-135. 

 Pressure, 267-268. 

 Primula, 161, 162, 164-165. 

 Proscher, 255. 

 Prostate, 436. 

 Przibram, 421. 

 Psyche, 374. 

 Punnett, 121, 129, 385. 

 Pygara, 401. 

 Pyrrhocoris, 401. 



Quetelet, 199. 



Rabbits, 106-110, 245, 257. 



Rana, 173-174, 200, 290, 299, 300, 381- 



3 8 3. 39- 



Rats, 110-113, 188-189, 2 57i 385. 

 Rauber, 261, 367. 

 Raynor, 153. 

 Reaumur, 322. 

 Regeneration, 277-282. 

 Reichenbach, 357. 

 Reptiles, 246. 

 Rhabditis, 369-371. 

 Rhodites, 273, 358. 

 Rhodocera rhammi, 23. 

 Ribbert, 289. 

 Riley, 331, 376-377. 

 Ritzema Bos, 188, 189. 

 Romanes, 42, 52, 53, 54, 63. 

 Rorig, 448. 

 Rossi, 267. 



Rotifer, 317, 346-350, 374. 

 Rough coat, 102-104. 

 Roux, 267. 



Rumplessness, 133, 134. 

 Rusconi, 173. 



Sacculina, 438. 



Sachs, 240. 



Sadler, 391-392. 



St. Hilaire, G., 42. 



Salamander, 277, 281. 



Salmon, 15, 254, 261. 



Salts, 257-260. 



Samia, 301. 



Samter, 41. 



Sarcophaga, 379. 



Sargent, 259. 



Saturnia, 313. 



Scent glands, 431. 



Schmankewitsch, 41, 339. 



Schultz, O., 256, 408. 



Schultze, 385-386, 392, 393, 394. 



Schuster, 83, 96. 



Scott, 234. 



Secondary sexual characters, 429-447. 



Seeliger, 175, 177. 



Selection, 198-211. 



Semon, 58, 59. 



Senescence, 246-247. 



Sepia, 265. 



Serturella, 265. 



Shad, 15. 



Shank, 125. 



Sheep, 1 1 6. 



Shufeldt, 316. 



Shull, 212. 



Sida, 340. 



v. Siebold, 353, 356, 357, 407, 408. 



Silkworms, 141-149. 



