INDEX. 



479 



differentiation of, 269; of di- 

 gestive canal, 272 ; of respira- 

 tory ducts, 272 ; of allantois, 

 273; notochordal, 273 

 Hypoblast of rabbit embryo, 316, 



Hypoblastic mesoblast of chick, 

 59 62; of mammal, 321 



Hypogastric veins : chick, 289 ; 

 mammalia, 411 413 



Hypohyal, mammalia, 403 



Hypophysis cerebri (see Pituitary 

 body) 



Hyrax, placenta of, 358 



Ischium, chick, 234 

 Island of Eeil, 385 

 Iter a tertio ad quartum ventricu- 

 lum, 121, 370 



Jugal bones, chick, 246 

 Jugular vein, 284 290 



K 



Kidney: of chick, 218220; tu- 

 bules of, 219 ; of mammalia, 

 414 



Ileum, chick, 234 

 Iliac veins, mammalia, 411 413 

 Imbedding, methods of, 432 434 

 Impregnation of hen's egg, 17; 



of ovum of mammal, 310 312 

 Incubators, makers of, and how 



to manage, 423 

 Incus, mammalia, 398, 404 

 Inferior cardinal veins, chick, 228 

 Infundibulum : chick, 119 121; 



ventricle of, 373 ; tuber cinereum 



of, 373 ; of mammalia, 372 ; of 



birds, 372 

 Inner mass of segmented ovum, 



314 ; of blastodermic vesicle, 



3i4 



Innominate artery of chick, 296 



8 



Insectivora, placenta of, 353 

 Intercostal veins, mammalia, 



411413 



Interhyal ligament, 403 

 Intermediate cell mass of chick, 



95, 189, 190 



Internal carotid artery, chick, 225 

 Inter-nasal plate, chick, 240 

 Inter-orbital plate of chick, 240 

 Intervertebral ligaments, mam- 

 malia, 400 

 Intervertebral regions, chick, 207, 



209 



Intestine, mammalia, 419 

 Inversion of the layers, 341 



Labia majora, mammalia, 416 

 Lacrymal bones, chick, 246 ; ducts, 

 chick, 155, 156; glands, chick, 

 r 55> 156; groove, chick, -248; 

 duct, mammalia, 390 

 Lagena, chick, 1^9; birds, 397 , 



39? 



Lamina, dorsalis of chick, 29, 62 

 Lamina spiralis, mammalia, 397 

 Lamina terminalis, mammalia, 



377 . 



Large intestine of chick, 174 

 Larynx of chick, 177 

 Lateral folds of blastoderm of 



chick, 37 ; of chick of second 



day, 96 



Lateral plates of mesoblast, 68 

 Lateral ventricles of chick, 117 : 



of mammalia, 377 ; cornua of, 



T 378 



Laying of eggs, 17 



Lecithin, 6 



Legs of chick, 200 



Lens, chick, formation of, 134, 



149 

 Ligamenta suspensoria, of birds, 



2IO 



Ligamentum, pectinaturn, 144 ; 



vesicae medium, 351 

 Ligamentum longitudinale an- 



terius and posterius, mammalia, 



402 



