The science of life : fully illustrated in tone and line and including many diagrams
R
Recapitulation, in man, 94-95; theory of, 222-99
Recent period in geology, 196, 197
Recessiveness, in heredity, 294
Record of the rocks. See Fossil record and Evolution
Rectum, 92
Red deer, 551, 217
— Fife wheat, 615
— Sea, 553; origin of name of the, 167, 174
Red spider, 611
Redi, 267
Redshank, 359
Redwing, 752
Reed, Walter, 629
Reflex, 84, 85, 86, 772, 77
— conditioned, 770-773 ; contrast of, with inborn, 771; inhibition of, 775-780
Regan, Dr. Tate, 236
Regeneration of lost parts, 145, 276, 145, 156
Reindeer, 494, 548
— moss, 177, 591
Rejuvenation, 89, 330; is it desirable ? 335-336
Religion and biological discovery,
12; and theory of Evolution, Igt, 265 ; in man, 866-870
Remora, 530
Repression and the complex, 807811 Reproduction, g1, 144, 268-281 ; in plants, 158-166, 271, 426434, 461-465; of our species, 873-876 ; rapidity of, 170, 364
— sexless (asexual), 268 ; artificial, 2753; im amceba, 170; in animals, 144, 145; in bacteria, 181 ; in plants, 158; the most primitive method, 268
— sexual, 90; a complication of reproduction, 271; absent in bacteria, 181; evasions and
replacements of, 274-275; in fungi, 174; in Protozoa, 171; mechanism of, 282-286 ; reason for, 362-363. See also Fertilization of the egg
Reproductive system, 90-93
Reptiles, 113-114, 452, 564 ; beginning of the Age of, 446, 447-450; brain in, 730-735 ; evolution of, 447-461, 420, 449; flying, 456 ; length of the Age of, 257
Resin, 201
Respiration, 40; of plants, 154 3 organs of, 40; reason for, 22 regulation of, 63
Respiratory system, 40-493 ; diseases of, 654; of fish, 108; of insects, 465
Response, forms of, 670-672
Retina, 79, 79
Retrogression, 330
Reversion to ancestral type, 307308 Reward wheat, 615
Rhabdopleura, 119
Rhamphorhynchus, 456
Rheumatic fever, 653
Rhinanthus, 557
Rhine, 488 ; species of fish in the, 536
INDEX
Rhinoceros, 110, 236, 526, 610, 471, 597; Malayan, 744; Merck’s, 487 ; woolly, 495
Rhizocrinus, 225
Rhizopoda, 171
Rhizosolenia, 595
Rhodesia, 493
Rhodesian fever, 629
—man. See Homo
Rhynia, 436, 420, 429
Rhyniella, 416
Ribbon-weeds, 525
Ribs, 106 ; action of, 41
Rice-grass, 589
Richet, Prof. Charles, 617, 841, 842
Rickets, 638, 639
Rivers, early vertebrate evolution in, 425; life in, 534; pollution of, 537
Rockies, 397
Rock-lobster, larva of, 515
Rocks, age of, 255-258; diagram of the record of the, 198; evidence of, for evolution, 194215; formation of sedimentary, 194. See Fossil record
Rodents, 110, 474, 471
Rodriguez, 550
Rook, 752
Roscoff (Brittany), 560
Ross, Alexander, 5
Ross, Sir Ronald, 600
Rotang palm, 545
Rothamsted Experimental Station, 500
Rotifers, 142, 554, 563 ; evolution of, 407
Roughage, in food, 636
Roundworms, 138-140
Roux, Wilhelm (1850-1924), 319
Ruby wheat, 615
Ruff, 738, 740
Ruminants, 471 ; stomach of, 476
Ruptive coloration, 571
Ruscus, 222
Russia, 599
Rust (of wheat), 557
Ruwenzori, 591
S
SABELLA, 138
Sabre-tooth, 471
Sabre-toothed cats, 384
Sacculina, 126, 226, 555, 557, 125
Sagitta, 409
Sahara, 236, 470, 489, 540
St. Francis of Assisi, 804
— Helena, 242, 243
— Hilaire, Geoffroy, 262
— Louis, 487
Salamander, 115, 440, 737; evolution of, 449
Saliva, 51
Salmo, 375
Salmon, 439; migration, 536
Salps, 514
Salts, mineral, and _ fresh-water animals, 168, 532; as food of plants, 154 ; in blood, 34, 531 ; in diet, 47; in lakes, 553; in sea, 394 ;
Salvarsan, 633
Sand-dollar, 135, 418
Sand-eel, 595
Sand-grouse, 543
Sand-hopper, 241
Sand-rat, 358, 358
Sandstone, 199
Sandworm, 408, 513
Saprophytes, 173
Sargasso Sea, 502, 516
Sargassum bacciferum, 516
Sassafras, 469
Saturnia pavo, 692
Sauropods, 459, 460, 449
Saxifrage, 464
Scale-worm, 138
Scales, in fishes, 424; in reptiles, 113
Scallop, 131
Scapula, 106
Scardafella inca, 506
Scheuchzer, Professor, 197
Schizophrenia, 817
Schopenhauer, Arthur (1788-1860), 262 :
Science, dawn of modern, 11
Scorpion, 126, 420
Scotland, 233, 487, 488, 491
Scottish Highlands, 195, 199
Scrophularia, 222
Scrophulariacee, 376, 557
Scurvy, early treatment of, 637
Scymnognathus, skull of, 213
Scyphozoa, 150
Sea, as original home of life, 394396; deep, 517-524; life in, 8, 508-512; shore life, 524—
5273; surface life of, 512-527, 513; temperature of, 399400, 519
Sea-anemones, 151, 522, 559, 125, 511, 577
Sea-cow, 474
Sea-cucumber, 136, 412, 418, 516, 524, 420, 515; larva of, 513; pelagic, 515
Sea-dahlia, 151, 151
Sea-elephant, 741
Sea-fan, 511
Sea-gherkin, 136, 136
Sea-gooseberry, 151, 151
Seal, 111, 514, 548, 549, 471
Sea-lettuce, 174
Sea-lily, 136, 412, 417, 445, 524, 136, 225, 420
Sea-lion, 741, 471
Sea-mouse, 137, 138
Sea of Galilee, 538
Sea-pens, 524, 511
Sea-pudding, 136
Sea-scorpion, 415-416, 422, 425, 420, 564
Sea-serpents, 188-189
Sea-shore life, 524-526
Sea-slug, 419, 515
Sea-snail, 595
Sea-snake, 452
Sea-spider, 549
Sea-squirts, 129, 119, 332, 524
Sea-urchin, 135, 210-211, 417, 670, 687, 136, 321, 420; behaviour of, 677; gamete of, 273; segmentation of eggs of, 321
Seaweeds, 172-174, 271; 428, 429 ; gamete of, 430, 273
Sea-woodlice, 524
144, 224, 331;
893