552 



INDEX. 





SENSE. 



Sense of hearing, 315. 

 of sight, 315. 

 of smell, 315. 

 of taste, 315. 

 of touch, 314. 

 Sensitivity, 374. 

 Sensus communis, its site, 311. 

 Septal line, 126. 

 zone, 126. 

 Septum of tympanic cavity, 67. 



lucidum, 266. 



Serial homologies of limb muscles, 163. 

 ,, of limb skeleton, 120. 



symmetry, 15. 

 Series (the whole vertebral), 47. 

 Serratus magnus, 145. 

 ,, posticus, 138. 

 Sertularians, 450. 

 Serum, 194. 

 Serval, 406. 

 Servaline cat, 408. 

 Sesamoid bones, 99. 

 Seventh cervical vertebra, 42. 



,, nerve, 274. 

 Sex, 240. 

 Sexual organs, 241. 



,, of the sexes (fundamental 



resemblances of), 354. 

 Shaw's cat, 421. 

 Sheep, 467. 

 Shrews, 468. 

 Shrimps, 450. 

 Siamese cat, 6. 



Side view of skull described, 81. 

 Sight, 315. 



organ of, 28S. 

 Sigmoid cavities of ulna, 96. 

 Simplest expression of cat's myology, 164. 

 Sinus pocularis, 242, 354. 



,, venosus, 205, 347. 

 Siren, 459. 

 Sirenia, 467, 471. 

 Site of the " common- sense," 311. 

 Sixth cervical vertebra, 42. 

 ,, nerve, 273. 

 ,, rib, 50. 

 Skeleton, what it is, 16. 



appendicular, 34, 39. 

 axial, 34. 

 of head, 56. 

 of head and trunk, 34. 

 of the limbs, 89. 

 of fore and hind limbs (differ- 

 ences and correspondences), 

 119. 



of pelvic limb, 103. 

 spinal, 34. 

 of thorax, 49. 



Skin, 



21. 



muscles of, 136. 

 Skull, 56. 



,, development of, 335. 

 ,, viewed in front, 79. 



SPINAJi. 



Skull viewed internally, 82. 



,, viewed laterally, 81. 



, , viewed ventrally, 79. 



,, transversely bisected, 85. 



,, vertically bisected, 83. 



,, cavities of, 85. 



,, generalized view of, 87. 



,, ligaments of, 86. 



,, ossification of, 338. 



,, regions of, 60. 

 Sleep, 313. 

 Sloths, 468. 

 Small cat, 415. 

 Small-eared cat, 417. 

 Smell, 315. 



organs of, 286. 

 Snails, 450. 

 Sneezing, 226. 

 Sockets of teeth, 27. 

 Soft commissure, 266 



,, palate, 170. 

 Solar plexus, 284. 

 Solenodon, 468. 

 Soleus, 161. 

 Somatopleure, 322. 

 Soul, 380. 



its functions, 382. 



, , and body (reciprocal action), 383. 

 Special senses (organs of), 285. 



,, sensitive faculties, 314. 

 Specialized forms, 490. 

 Species (a), 391. 



,, development of, 512. 



,, morphological and physiologi 

 cal, 391. 



,, what it really is, 520. 

 Specific names, 392." 

 Speech, 371. 



Sperm- cell and germ-cell, 318. 

 Spermatic artery, 211. 

 ,, cord, 243. 

 ,, fascia, 243. 

 ,, filaments, 24?. 

 ,, veins, 216. 

 Spermatozoa, 245. 



,, their action, 318. 



Spermospores, 245. 

 Spheno-palatine foramen, 76. 



ganglion, 273. 



Sphenoid, 69. 

 Sphenoidal fissure, 70. 



sinuses, 70, 86. 

 Spherical aberration, 295. 

 Spheroidal epithelium, 26. 

 Sphincter ani, 144. 



,, muscles, 128. 

 Spiders, 450. 

 Spigelian lobe, 185. 

 Spinal accessory nerve, 275. 



,, cord, 257. 



,, cord (commissures of), 259. 



,, cord (its functions), 309. 



,, marrow (development of), 356. 



