INDEX 
Facial region, development of the, 
214, 215, 216 
Facialis nerve, 268 
Facialis nucleus, 262, 263 
Femur, 440 
Fertilization, 35 
Fibula, 440 
First segmentation nucleus, 36 
Fissura metotica, 429 
Foetal development, 11 
Fold of the omentum, 344, 345 
Follicles of ovary, 22, 26, 27, 28, 30, 
400 
Follicular cells, origin of, 27, 400 
Foramen, interventricular, 353, 354; 
of Monro, 247; of Winslow, 343; 
ovale, 355 
Foramina, interauricular, 355 
Fore-brain, origin of, 108 
Fore-gut, 91, 93, 172 
Formative stuffs, 15 
Funiculi precervicales, 307 
Gall-bladder, 321 
Ganglia, cranial and spinal, 156; 
cranial, 157, 158, 159, 262; spinal, 
later development of, 254, 257 
Ganglion, ciliare, 266; geniculatum, 
268; jugulare, 268; olfactorium 
nervi trigemini, 264; nodosum, 
161, 268; petrosum, 161, 268; of 
Remak, 257 
Gastric diverticula of body-cavity, 
340 
Gastrulation, 53, 84 
Genetic restriction, law of, 8 
Genital ducts, development of, 401 
Germ-cells, general characters of, 
9-12; comparison of, 12-14 
Germ-wall, 47, 48, 69, 90, 128, 129 
Germinal cells of neural tube, 233, 
234 
Germinal dise, 11, 12, 35, 37, 39 
Germinal epithelium, 391, 392, 399 
Germinal vesicle, 27, 28 
Gizzard, 313, 314 
Glomeruli of pronephros, 192 
Glossopharyngeus, ganglion complex 
of, 161, 262, 268; nerve, 268; nu- 
cleus, 262, 263 
Glottis, 332 
Gray matter of spinal cord, develop- 
ment of, 240; origin of, 239 
Heemal arch of vertebrae, 416, 417 
Harderian gland, 280 
Hatching, 282 
Head, development of, 213 
Head-fold, origin of, 91 
Head process, 73, 80 
467 
Heart, changes of position of, 348, 
349; development on second and 
third days, 200-203; divisions of 
cavities of, 350; ganglia and nerves 
of, 259; later development of, 348; 
origin of, 119 
Hensen’s knot, 73 
Hepatic veins, 366 
Hepatic portal circulation, 366, 375 
Hermaphroditista of embryo, 391 
Heterotaxia, 133 
Hiatus communis recessum, 348 
Hind-brain, origin of, 108 
Hind-gut, 143, 172 
Hind-limbs, origin of skeleton, 438 
Hoffmann’s nucleus, 240 
Holoblastic ova, 11, 12 
Humerus, 436 
Hyoid arch, 175: skeleton of, 432 
Hyomandibular cleft, 174, 297 
Hypoglossus nerve, 269 
Hypophysis, 154, 249 
Hypothalamus, 251 
Tlium, 438, 439 
Incubation, normal temperature for, 
65, 66 
Indifferent stage of sexual organs, 
391 
Infundibulum (of brain), 154, 249 
Infundibulum (of oviduct). See os- 
tium tubs abdominale 
Interganglionic commissures, 156 
Intermediate cell-mass, 114, 190 
Interventricular suleus, 348, 353 
Intervertebral fissure, 412 
Intestine, general development of, 
S10)31il 
Tris, 272; muscles of, 273, 274 
Ischiadie veins, 372 
Ischium, 438, 489 
Tsolecithal ova, 11 
Isthmus, of brain, 155; of oviduet, 22 
Jacobson, organ of, 286 
Jugular vein, 363 
Kidney, capsule of, 390; permanent, 
384-389; secreting tubules of, 390 
Lagena, 298 
Lamina terminalis, 105, 152, 247, 248 
Larva, 11 
Laryngotracheal groove, 
302 
Larynx, 332 
Latebra, 19 
Lateral plate of mesoblast, 
Lateral tongue folds, 305 
Lens, 166, 276-278 
178, 331, 
115 
