INDEX. 



659 



Myotomes, migration of, 295, 314 



practical suggestions for study of, 217, 



3 J 4 

 tangential splitting of, 295, 314 



Nasvi 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 

 leopallium, 474, 475, 477, 559 to 567 



centrifugal connection (see also 

 Tracts, pyramidal, Cortico-pon- 

 tile fibers and Fibers projection 

 descending,} 478, 479, 553, 562, 



centripetal connections (see also 

 Fillets, Thalamic radiations and 

 Fibers, projection, ascending} , 



477, 47 8 , 544, 553, 5^2, 565 

 lephrogenic tissue, 395 

 lephrostomes, 389 

 lephrotomes, 391 

 lereis, cleavage in, 48 

 lerve fibers, afferent peripheral, 458, 493 



efferent peripheral, 459 

 Jerves, cranial, abducens, VI, 469, 522 



nucleus and roots of, 495, 522, 524, 



S3 1 

 acoustic, (auditory) VIII, 469, 472, 



506, 507, 510, 525, 598 

 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, 



55 



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, 



55 

 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, 57 



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 



