The Making of Species 
** Proceedings of the Linnean So- 
ciety,”’ 288 
** Proceedings of the Natural His- 
tory Society of Brunn,” 141 
Protohippus, 37 
Pseudoclytia pentata, 103 
Pseudo-sematic colours, 173 
Pseudotantalus cinereus, 282 
Ptarmigan, 190 
Pteroclurus exustus, 204 
Puffin, 191 
Pugnacity of animals, 206, 360 
Puma, 45 
Purple beech, 87 
Pycraft, W. P., 277 
Pycnorhampus affinis, 284 
P. icteroides, 284 
Pygera bucephala, 215 
QUAIL, 185 
Quatrefages, de, 124 
Quelea quelea, 98 
Q. russt, 98 
Querquedula crecca, 290 
Quetelet’s Law, 77 
RABBIT, 99, 100, 105, 183, 253, 
283, 350, 352 
Racehorse, 69 
Radicles, biological, 159 
Rallus aquaticus, 251 
R. indicus, 251 
Ranunculus bulbosus, 70 
Rappia, 245 
Raspberry, 118 
Rat, 74, 282 
water, IOI 
Raven, 190 
Razorbill, 190 
Recessive characters, 142 
Recognition colours, 251-7, 275 
—— marks, 124 
Red-mantled parakeet, 121 
Redpole, 207 
Redwing, 354 
Reed bunting, 98 
Reeves’ pheasant, 129 
Regression, Law of, 82, 374 
Reid, Archdale, 5 
Reindeer, 190 
Rest-harrow, 22 
Reversion, 64, 65, 129, 293 
Rhinosciurus tupatotdes, 180 
Rhodocera rhamni, 155 
Rhododendron ferrugineum, 118 
R. hirsutum, 118 
Rhynchea, 327 
Ricardo, 28 
Ringed finch, 104 
Robin, 281, 378 
Robin, Indian, 202 
Robinson, Dr H., 171, 198 
— E. K., 261, 264, 265, 266, 
268, 270, 272-4 
Rodents, 67 
Rogeron, 126 
Roller, 123, 220, 255 
Romanes, 366-81 
Rook, 51, 187 
Rose, 61, 267 
Rosella parakeet, 121 
Rous, Admiral, 69 
Roux, 136 
Ruff, 343 
SABLE, 190 
Saffron finch, 244 
Sainfoin, 267 
Salamander, 217, 219, 221 
Salix alba, 118 
S. pentandra, 118 
Sandgrouse, 204, 351 
Sandpipers, 185, 190 
Sassaby, 363 
Satyride, 205 
Scatliff, H. P., 91-3 
Scatliff strain, 91 
Scaup, 290 
Schmankewitsch, 156 
** Science,” 166 
Sctuvopterus volucella, 243 
Scops giu, 101 
Scops owl, American, 44 
——.,, Indian, ro1 
Scoter, 249 
Seal, 190, 191 
Sea-urchin, 149 
Seaweed, 263 
Sebright, Sir John, 63 
Secondary sexual characters, 298 
Segregation, 369 
of gametes, 143-5 
Selous, Edmund, 308 
*, C., 192, 195, 197, 203 
Sematic colours, 173 
Sesta fuctformis, 178 
398 
