652 



INDEX. 



Habenul.i, 540 

 Haemoglobin, 271 

 Haemangiomata, 452 

 Haematopoietic function, 271 

 Haematoxylin, Delafield's, 635 



Heidenhain's, 636 



Weigert's, 570, 635 

 Haemolymph glands, 281 

 Hair, the, 447 



anomalies of, 452 



cells, 596, 598, 599 



connective tissue follicle 01, 447 



Henley's layer, 447 



Huxley's layer, 447 



lanugo the, 447 



practical suggestions for study of, 



4 53 

 germs, 447 

 papilla, 447 

 shaft, 447 

 Hamatate, 205 

 Hammar, concerning the tuberculum im- 



par, 322 

 Hands, development of, 154 



malformations of, 623 

 Hardening tissues, 633 

 Hardesty, concerning development of 



neuroglia, 486 

 Hare-lip, 200, 216, 620, 621 

 Harrison, concerning neurilemma cells, 



500 

 Harvey, XIII 

 Hassall's corpuscles, 335 

 Haversian canals, 179 

 lamellae, 179 

 spaces, 179 

 Head, beginning of, 142 



somatic musculature of (eye, tongue) , 



innervation of, 469 

 amniotic fold, 100 

 cap, 14 

 fold, 83 



process (primitive intestinal cord) in 

 the chick, 66 

 in Mammals, 70 

 skeleton, 190 



anlagen of, 191, 193 



anomalies of, 215 



bones derived from the branchial 



arches, 198 

 cartilage of, 191 

 cartilaginous primordial cranium, 



192 

 chondrification of, 191 

 chondrocranium, 193 

 diagram of skull of new-born child, 



197 

 membrane bones of the skull, 196 

 ossification of the chondrocranium, 



194 

 periotic capsule, 193 

 practical suggestions for further 



study of, 218 

 table showing types of development 

 of bones of, 202 

 Heart, the, 222 



anomalies of, 285, 607 



Heart beat, 234 



changes after birth, 233 

 development of, 225 

 double, 285 



double origin in all lower forms, 225 

 first indications of, 143 

 interventricular furrow, 226 

 migration of, 374, 377 

 muscle, histogenesis of, 311 



practical suggestions for study of, 



• - 3I5 f 

 origin 01, 223 



practical suggestions for study of, 291 



primitive, 222 



return of blood to, 2 59 



septa of, 229 



simple cylindrical, 225 



sinus venosus, 227 



valves, 23 1 

 Heidenhain's haematoxylin, 636 



staining with, 637 

 Held, concerning early development of 



neurofibrils, 491 

 Helix, 601 



Hemicrania, 616, 617 

 Hemispheres of cerebellum, 533 

 Hemispheres, cerebral, 464, 477, 481, 545. 



548 to 567 

 Henle's layers, 447 



loop, 397 

 Hensen, concerning peripheral nerves, 



5°i 

 Hensen's cells, 598 



node, 65, 70, 91 

 Hepatic cords, 3 50 



portal system, 259 

 Hepatoduodenal ligament, 382 

 Hepatogastric ligament, 382 

 Heredity, important factor in teratogene- 

 sis, 624 



in relation to anomalies of muscular 

 system, 314, 315 



influence of, in albinism, 452 

 Hermaphroditism, 438 



bilateral, 438 



false, 438 



feminine false, 438 



lateral, 438 



masculine false, 438 



true, 438 



unilateral, 438 

 Hernia, diaphragmatic, 384 



umbilical, 117 

 Herrick, concerning the gustatory tracts, 



47 5. 

 concerning gustatory pathway, 526 

 Hertwig, concerning duplicity from double 

 gastrulae, 612 

 concerning the formation of the prim- 

 itive streak, 65 

 concerning the mammary gland, 450 

 concerning mesoderm formation in 



Triton and Amphioxus, 77 

 concerning spina bifida, 619 

 on production of monsters, 626 

 Heteromeric column cells, 510 

 Hind brain (metencephalon), 462 



