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schoolcraft.
INDEX.
semnopithecus.
675
of the male musk-duck of Guiana, 362; on the courtship of Rupicola crocea, 395.
- Schoolcraft, Mr., on the difficulty of fashioning stone implements, 49.
- Schweinfurth, complexion of negroes, 556.
- Sciœna aquila, 347.
- Sclater, P. L., on modified secondary wing-feathers in the males of Pipra, 378; on elongated feathers in nightjars, 384; on the species of Chasmorhynchus, 385; on the plumage of Pelecanus onocrotalus, 393; on the plantain-caters, 460; on the sexes and young of Tadorna variegata, 479; on the colours of Lemur macaco, 537; on the stripes in asses, 548.
- Scolecida, absence of secondary sexual characters in, 260.
- Scolopax frenata, tail-feathers of, 377.
- gallinago, drumming of, 376.
- javensis, tail-feathers of, 377.
- major, assemblies of, 405.
- Wilsonii, sound produced by, 377.
- Scolytus, stridulation of, 302.
- Scoter-duck, black, sexual difference in coloration of the, 491; bright beak of male, 491.
- Scott, Dr., on idiots smelling their food, 36.
- , J., on the colour of the beard in man, 558.
- Scrope, on the pugnacity of the male salmon, 332; on the battles of stags, 501.
- Scudder, S. H., imitation of the stridulation of the Orthoptera, 283; on the stridulation of the Acridiidæ, 286; on a Devonian insect, 289; on stridulation, 566.
- Sculpture, expression of the ideal of beauty by, 581.
- Sea-anemonies, bright colours of, 260.
- Sea-bear, polygamous, 218.
- Sea-elephant, male, structure of the nose of the, 527; polygamous, 218.
- Sea-lion, polygamous, 218.
- Seal, bladder-nose, 528.
- Seals, their sentinels generally females, 100; evidence furnished by, on classification, 150; polygamous habits of, 218; battles of male, 500; canine teeth of male, 502; sexual differences, 515; pairing of, 522; sexual peculiarities of, 528; in the coloration of, 534; appreciation of music by, 569.
- Sea-scorpion, sexual differences in, 337.
- Season, changes of colour in birds, in accordance with the, 390; changes of plumage of birds in relation to, 462.
- Seasons, inheritance at corresponding, 230.
- Sebituani, African chief, trying to alter a fashion, 575.
- Sebright Bantam, 238.
- Secondary sexual characters, 207; relations of polygamy to, 217; transmitted through both sexes, 226; gradation of, in birds, 430.
- Sedgwick, W., on hereditary tendency to produce twins, 45.
- Seemann, Dr., on the different appreciation of music by different peoples, 570; on the effects of music, 571.
- Seidlitz, on horns of reindeer, 506.
- Selasphorus platycercus, acuminate first primary of the male, 378.
- Selby, P. J., on the habits of the black and red grouse, 219.
- Selection, double, 225.
- of male by female birds, 404, 421.
- , methodical, of Prussian grenadiers, 29.
- , sexual, explanation of, 209, 213, 220; influence of, on the colouring of Lepidoptera, 321.
- , sexual and natural, contrasted, 226.
- Self-command, habit of, inherited, 115; estimation of, 118.
- Self-consciousness, in animals, 83.
- Self-preservation, instinct of, 112.
- Self-sacrifice, by savages, 111; estimation of, 118.
- Semilunar fold, 17.
- Semnopithecus, 154; long hair on the heads of species of, 150, 604.
- chrysomelas, sexual differences of colour in, 537.
- comatus, ornamental hair on the head of, 549.
- frontatus, beard, &c., of, 550.