“Othello” place of capture, 221 absence of humor, 244 illness and death, 247-249 with Moses, 249, 250 his speech sounds, 251 Owen, Sir Richard, writer on Africa, 215 Parrot Island, 214 Paternal instinct in animals, 100 “Pedro” his troubles, 38 appreciation of kindness, 38 recording his sounds, 38, 39 his tale of woe, 39, 41 speech repeated to Puck, 39-41 Philadelphia Museum of Zoölogy, Specimens at, 217 Phonograph as a means of recording speech of monkeys, 15 ff. first experiments, 16 ff. behavior of monkeys on hearing, 16-18 speech and reply recorded, 18 Pedro’s speech recorded, 38 experiment with Puck, 39-41 Pitch of voice in monkeys, 20, 28 in apes, 108, 109, 111-112 Platarrhini, 3 _Pongo_, 267, 269 Program, A day’s, 73 ff. “Puck,” his perplexity on hearing phonograph, 39-41 Quality, Simians’ perception of, 30 Quantity, Simians’ perception of, 32 Reasoning power in simians, Evidences of, 16-18, 33-34, 36, 37, 105, 133, 161, 206 Records of speech sounds (see _Phonograph_) _Rembo_ (river), 144, 218 Resemblances between simians and man in body, 1, 2, 4-8, 60, 92, 186, 277 in speech, 20, 22-23, 116 in affections, 58-59, 173, 174 Rhesus monkey, 32 Romanes, Professor experiments with chimpanzee, 34 experiments with “Sally,” 241 Sacrum (see _Skeleton_) Sagittal ridge (see _Gorilla, Skeleton of_) Sailor’s pet, A his suit rejected, 163-165 “Sally,” 241 “Sally Jones,” 244 Savage, Dr., African traveler, 213, 214, 216 Scream of gorilla and chimpanzee, 84, 109, 237-242 _Sette Kama_ (town), 144, 212 Sheldon, Mrs. M. French, African traveler, 25 Sierra Leone, 266 Simians (see _Apes_, _Monkeys_, etc.) wide range of types, 2 different forms described, 3 two grand divisions, how distinguished, 3 Simian speech (see _Monkeys, Speech of_, and _Chimpanzees, Speech of_) Size of apes, 96, 190, 191, 221, 230 Skeleton, The as basis of comparison, 4 chief point of difference, 4 sacrum, peculiarities of, 4-6, 8 vertebræ, number of, 5-6 causes of difference in sacrum and vertebræ, 6 sternum, differences in, 6, 7 skull, differences in, 8 general comparison, 7-8 of gorilla, 218-223 of gibbon, 276 Smithsonian Institution, Experiments at, 15 ff., 38 Snapshot, A unique, 264-265 Social traits and government of chimpanzee, 99-105 of gorilla, 231 ff. _Soko_, 270 Speech defined, 12 Speech of animals (see also _Monkeys, Speech of_, and _Chimpanzees, Speech of_) author’s interest in, 12 grounds of belief in, 12, 13 vocabularies limited, 13 can express what they conceive, 13, 23 development of interest, 14 Spider-monkey, 38 Stanley Pool, 216 Steckelman, Carl, African explorer, 216 Sternum (see _Skeleton_)