632 



INDEX 



Gray ramus communicans, 492 



Ground bundles of the cord, 465, 504, 507, 509, 



5i6, 518 

 Growth of bones, 176 



intracartilaginous, 176 



long, 176 



Gubernaculum testis, 418, 419 

 Gurwitsch, concerning peripheral nerves, 493 



concerning the myelin sheath, 494 

 Gustatory area, 558 



system, 452, 460 



Gyri, transverse of temporal lobe, 557 

 Gyrus ambiens, 541 



dentatus, 469, 548, 551 



olfactorius lateralis, 541 



semilunaris, 541 



subcallosus, 552 



Habenula, 533 

 Haemangiomata, 445 

 Haemoblasts, 268 

 Haemoglobin, 269, 270 

 Haemolymph glands, 282 

 Haemopoiesis, 267 



views concerning, 2 7 

 monophyletic, 267 

 polyphyletic, 267 

 Hair, the, 440 



anomalies of, 445 



cells, 586, 588, 589 



connective tissue follicle cf, 440 



germs, 440 



Henley's layer, 440 



Huxley's layer, 440 



lanugo the, 440 



papilla, 440 



shaft, 440 

 Hamatate, 201 

 Hammar, concerning the tuberculum impar, 



321 

 Hands, development of, 150 



malformations of, 611 

 Haploid number of chromosomes, 18, 22 

 Hardesty, concerning development of neuro- 



glia, 479 



Hare-lip, 198, 212, 608, 609 

 Harrison, concerning neurilemma cells, 493 

 Hartman, concerning cleavage, 49 

 Harvey, XIII 

 Hassall's corpuscles, 334 

 Haversian canals, 175 



lamellae, 175 



spaces, 175 



Head, beginning of, 138 

 amniotic fold, 96 

 cap, 14 

 fold, 79 

 process (primitive intestinal cord) in the 



chick, 62 

 in Mammals, 68 

 skeleton, 186 



anlagen of, 187, 189 



anomalies of, 211 



bones derived from the branchial arches, 



194 



cartilage of, 187 



cartilaginous primordial carnium, 188 

 chondrification of, 187 

 chondrocranium, 189 

 diagram of skull of new-born child, 193 

 membrane bones of the skull, 192 

 ossification of the chondrocranium, 190 

 periotic capsule, 189 

 table showing types of development of 



bones of, 198 



somatic musculature of (eye, tongue), in- 

 ner vation of, 462 

 Heart, the, 227 



anomalies of, 285, 595 

 beat, 240 



changes after birth, 237 

 development of, 227 

 double, 285 



first indications of, 139 

 interventricular furrow, 231 

 migration of, 372, 375 

 muscle, histogenesis of, 311 

 origin of, 227 

 papillary muscles of, 237 

 septa of, 233 

 sinus venosus, 222, 232 

 valves, 236 

 Heidenhain, 9 

 Held, concerning early development of neuro- 



fibrils, 484 

 Helix, 591 



Hemicrania, 604, 605 

 Hemispheres, cerebral, 457, 470, 474, 538, 



541 to 560 

 of cerebellum, 526 

 Henle's layers, 440 



loop, 394 



Hensen, concerning peripheral nerves, 494 

 Hensen's cells, 588 



node, 61, 66, 87 

 Hepatic cords, 349 



