INDEX. 



659 



Myotomes, migration of, 295, 314 



practical suggestions for study of, 217, 



3 r 4 

 tangential splitting of, 295, 314 



Nsevi pigmentosi, 452 

 Nail groove, 446 

 Nail wall, 446 

 Nails, the, 446 



epitrichium of, 447 



eponychium of, 447 



lunula of, 447 



migration of, 446 



practical suggestions for study of, 453 



replacement of, 447 

 Nanocephaly, 617 

 Nares, outer, 590 



posterior, 590 

 Nasal bone, 198 



conchae, 590 



fossae, 144, 589 



pit, 152, 320, 589 



process, lateral, i 52 

 medial, 152 



sacs, 589 



septum, 196, 320 

 Naso-frontal process, 151, 318 

 Naso-optic furrow, 146, 151, 589 

 Navicular bone, 204 

 Neck, development of, 149 

 Neck-rump length of embryos, 157 

 Neopallial commissure (see also Corpus 



callosum), 475 

 Neopallium, 474, 475, 477, 559 to 567 



centrifugal connection (see also 

 Tracts, pyramidal, Cortico-pon- 

 tile fibers and Fibers projection 

 descending,) 478, 479, 553, 562, 



565 



centripetal connections (see also 



Fillets, Thalamic radiations and 



Fibers, projection, ascending) , 



477. 47 8 . 544, 553, 5 62 , 5 6 5 

 Nephrogenic tissue, 395 

 Nephrostomes, 389 

 Nephrotomes, 391 

 Nereis, cleavage in, 48 

 Nerve fibers, afferent peripheral, 458, 493 



efferent peripheral, 459 

 Nerves, cranial, abducens, VI, 469, 522 



nucleus and roots of, 495, 522, 524, 



53 ! 

 acoustic, (auditory) VIII, 469, 472, 



5 6 , 57, 5*, 5 2 5, 59 8 

 cochlear root, 507, 598 

 cochlear ganglion, 506, 598 



part, 469, 472 

 vestibular ganglion, 506, 598 



part, 469, 472 



vestibular root, 507, 510, 525, 598 

 facialis, VII, 469, 471 

 . afferent roots, solitary tract, 506, 



525 



chorda tympani, 505 

 efferent nucleus and roots of, 495, 



524 

 geniculate ganglion of, 505, 598 



Nerves, great superficial petrosal branch, 



505 



glossopharyngeus, IX, 469, 471 

 afferent part of, 469 

 afferent roots, 506 

 efferent nucleus and efferent root 



of, 495 



ganglion of the trunk (petrosum), 

 502 



of the root, 502 

 lingual and tympanic banches of, 



505 

 hypoglossus, XII, 469, 522 



nucleus and roots of, 495, 531 

 lateral line, 469 

 olfactory, I, 474, 475, 508, 512 



terminal nuclei, or mitral cells of 



the olfactory bulb, 512 

 optic, II, 461, 474, 512, 537, 586 



ganglion cells of, 512 

 oculomotor, III, 469 



nucleus and roots of, 495 

 somatic, 469 to 472 

 spinal accessory, XI, 471, 502 

 efferent fibers of, 503 



nuclei and roots of, 495 

 splanchnic, 467 to 472 

 trigeminus, V, 467, 469, 471 

 afferent root (portio major), and 



spinal V, 467, 508, 510, 525 

 efferent nuclei and roots of, 495 

 Gasserian or semilunar ganglion, 



467, 507 



mandibular branch, 507 

 maxillary branch, 507 

 mesencephalic root of, 530 

 opthalmic branch, 507 

 trochlear, IV, 469 



nucleus and roots, of, 495 

 vagus, X, 469, 471 

 afferent roots, 506 

 efferent fibres of, 503 



nuclei and roots of, 495, 524 

 ganglia of root, 502 

 ganglion of trunk (nodosum), 502 

 Nerves, spinal, peripheral, dorsal branch 



of, 494, 497 



ventral branch, 494, 497 

 Nervous system, the, 454 

 anomalies of, 567 

 anterior neuropore, 458 

 brain, 460 



central distinguished from peri- 

 pheral, 456 



cerebrospinal ganglia, 458 

 components of, afferent and effer- 

 ent, 454 



derivation of, 458 

 epichordal segmental brain and 



nerves, 466 



general considerations of, 454, 455 

 human, 496 

 nerve fibres, 458 

 neural crest, 458 

 folds, 458 

 groove, 458 

 plate, 458 



