INDEX 



559 



integumental respiration, 308 

 integumental sense-organs, 448 

 interclavicle, 141, 174 

 interdigital pads, 91 

 interdural space, 357 

 intermaxillary glands, 285 

 intermuscular lymph spaces, 358 

 interventricular foramina, 416, 420 

 intestinal diverticula, 266 

 intestinal respiration, 303 

 intestine, 266, 294 

 intestine, length of, 299, 300, 301 

 intestinum crassum, 294 

 intestinum tenue, 294 

 introitus vaginae, 404 

 intromittent organ, 398 

 intumescentiae of spinal cord, 432, 



434 



involuntary muscles, 189 

 iris, 501 

 ischium, 172 

 iter a tertio ad quartum ventricu- 



lum, 412 



Jacobson's cartilage, 483 

 Jacobson's nerve, 451 

 Jacobson's organ, 483 

 jaws, origin of, 153, 154 

 jumping mice, 298 



K 



karyokinesis, 55 



keratin, 84 



kidneys, 323, 345, 369, 385, 386 



kiwi-kiwi, 165 



Krause's corpuscles, 474 



labial cartilages, 153, 155 



labial glands, 285 



labia minora, 404 



labia majora, 404 



labyrinth, 452, 485-493; bony, 492; 

 development of, 485-490 ; sen- 

 sory areas of, 488-490. 



Lacerta, 287, 344 



Lacertilia, 32 



lacrimal apparatus, 504, 505 



lacrimal apparatus, 504, 505 



lacrimal bone, origin of, 83 



lacrimal fluid, 504 



lacrimal glands, 504 



lacunae, 318 



lacunar circulation, 317 



Laemargus, 470 



lagena, 488, 491, 492 



language, development of, 256 



lanugo, 98 



large intestine, 294 



larynx, 160, 270, 307, 310, 311, 312; 



of amphibians, 312, 313; of 



mammals, 314, 315 ; of Saurop- 



sida, 313, 314 

 larynx dorsalis, 310, 311 

 larynx ventralis, 310, 311 

 lateral cartilages, of larynx, 160 

 lateral cerebral fissue, 417 

 lateral line, 192, 448 

 lateral line organs, 469 

 lateral ventricles, of brain, 411, 



416 



lemmings, 298 

 Lemuroidea, 41 

 Lemurs, 38, 45, 89, 90, 284, 298, 



3U, 394 



lesser curvature, of stomach, 291 



lesser omentum, 295 



lesser peritoneal cavity, 294 



leucocytes, 318, 362 



life cycle, 9, 10 



ligamentum : arteriosum, 330, 331 ; 

 Botalli, 330, 331 ; hepato-gastri- 

 cum, 295; hepato-umbilicale, 347; 

 inguinale, 386, 387, 391 ; nuchse, 

 134; suspensorium hepatis, 295; 

 teres hepatis, 347 



limb muscles, 130 



limb girdles, 128 



limb plexuses, 438-442 



limbs, 164-188; of primates, 238, 

 239; reduction of, 165, 166; re- 

 dundancy of, 166; serial homol- 

 ogy of, 177-180, 237-245 



Limulus, 522, 523, 524 



linea alba, 65 



Lingula, 19 



lion, 282 



Lithobius, 429 



Litopterna, 38 



liver, 266, 294, 323, 348 



lizards, no, in, 166, 287, 288, 342, 

 344, 398, 416, 420, 422, 483 



