INDEX 



619 



Arm, development of, 150 

 Arrectores pilorum, 438 

 Arteria centralis retinae, 569 

 Arteries, 240 



allantoic, 222, 241 



anomalies of, 287 



basilar, 243 



brachial, 248 



carotid, 242 



cerebral, 245 



coeliac, 246 



epigastric, 245 



femoral, 249 



gastric, 246 



gluteal, 250 



hepatic, 246 



hyaloid, 569 



hypogastric, 248 



iliac, 247, 248 



innominate, 243 



intercostal, 245 



internal spermatic, 247 



lumbar, 245 



mammary, 245 



median, 248 



mesenteric, 246 



omphalomesenteric, 101, 103, 218, 246 



ovarian, 247 



peroneal, 250 



popliteal, 249 



pulmonary, 235, 243 



radial. 249 



renal, 247 



saphenous, 249 



sciatic, 249 



splenic, 246 



subclavian, 242, 244, 248 



testicular, 247 



tibial, 250 



ulnar, 248 



umbilical, 103, 222, 241 



vertebral, 244 



vesical, 248 



vitelline, 101, 103, 218, 241 



volar interosseous, 248 

 Articular cavity, 206 

 Aryepiglottic ridges, 361 

 Arytenoid ridge, 361 



Ascaris megalocephala, for study of matu- 

 ration, 17 



Assheton, concerning origin of parasitic duplic- 

 ity, 603 

 Aster, 2, 3, 7 



Astomus, 609 

 Astragalus, the, 204 

 Asymmetrical duplicity, 610 



origin of, 602 



parasitic structures in the sexual glands, 



601 



Atlas, the, 184 

 Atresia of the anus, 357 



oris, 609 

 Atria of heart, 231 



of lungs, 365 

 Atrial septum, 233 

 Atrio-ventricular canal, 233 

 Atrium of inner ear, 583 

 Attraction cone, 36 



sphere, 2, 3, 4 

 Auditory area of pallium, 470, 557, 558 



meatus, external, origin of, 143, 147, 591 



nerve, see Acoustic VIII 



ossicles, derivation of, 197, 589 



pit, 582 



placode, 582 



vesicle, 582 



Auerbach, plexus of, 491 

 Aula, 542 

 Auricle, 590 



Autonomic system (sympathetic), 458 

 Autosite, 600 

 Axial filament, 14, 20, 21 



skeleton, 178 



anomalies of, 209 

 head, 186 

 notochord, 178 

 primitive, 178 

 ribs, 184 

 sternum, 185 

 vertebrae, 179 



thread, 14 



Axis, (epistropheus), 184 

 Axone, the, 478, 485 



Balfour, concerning peripheral nerves, 493 



Bardeen, concerning peripheral nerves, 493 



Bartholin's glands, 403 



Basal plate, 125, 477, 502, 507, 512, 514, 524 



Basilar artery, 243 



Basioccipital bone, 190 



Basisphenoid bone, 191 



Basket cells, 529 



Baskets, 529 



Beard, concerning sex cells, 404 



Bechterew, v., central tegmental tract of, 519 



Belly stalk, 92, 114, 136 



