474 



INDEX. 



Articular e of chick, 244 

 Attachment of ovum in uterus, 



347 

 Auditory capsule of chick, 741 



Auditory pits of chick, 81, loi 



Auricles of chick, 84, 102, 229, 



259, 262 

 Auricular: appendages of chick of 



second day, 102 ; septum of 



chick, 257 

 Avian characteristics, 275 ' 

 Azygos vein, mammalia. 412 



B 



Basi-hyal chick, 245 



Basilar: jslate, 235 238; mem- 

 brane, mammalia, 397 



Basi-occipital region of chick, 237 



Basi-sijhenoid of chick, 240, 246 



Basi-temporal bone, chick, 246 



Beak of chick, 249; formation of, 

 282 



Biliary ducts of chick, 180 181 



Birds, ovi})arous, 308 



Bladder : derivation of, in mam- 

 mals, 351 ; mammalian, 417 



Blastoderm of chick, 4 ; struc- 

 ture of, in unincubated hen's 

 egg, 7 10; area peUucida of, 

 8; formative cells of, 23, 24; 

 extension of, 26, 27; lateral 

 folds of, 37; head fold of, 27, 

 37 ; tail fold of, 29, 37 ; vas- 

 cular area of, 27 ; hypoblast 

 of, 51; germinal wall of, 52; 

 epiblast, 55 ; of third day, 109, 

 no 



Blastoderm of mammal, forma- 

 tion of layers of, 314 325 ; vas- 

 cular area of, 326 ; i^ellucid 

 area of, 328 ; head and tail 

 folds, 329 



Blastodermic vesicle, 314 316, 

 319 ; outer layer of, 314; inner 

 mass of, 314 ; to examine, 465 



Blastopore of mammalian ovum 

 (van Beneden's), 314; of chick 

 and mammals, see neurenteric 

 canal 



Blood islands of vascular area of 

 chick, 91 



Blood corpuscles of chick, for- 

 mation of, 92 94 



Blood-vessels : of area opaca of 

 chick, formation of, 92 94 ; 

 development of, practical di- 

 rections for study of, 459, 460 



Body cavity: of chick, 39; forma- 

 tion of, 40, 41 ; posterior medi- 

 astinum of, 267 ; of mammalia, 

 406 



Body flexure of chick, 1 96 ; on 

 third day, 116 



Body flexure : in rabbit, 334 ; in 

 *^og, 334 ; of human embryo, 

 239240 



Borax carmine, to make and use, 



430 

 Brain: of chick, 117 123, 281; 

 of mammalia, 367 387 ; divi- 

 sions of, 367 ; hind brain, 367 

 370; mid brain, 370, 371 ; fore 

 brain, 371 3S5 ; histogeny of, 



385387 

 Branchial clefts and arches {see 



Visceral) 

 Breeding mammals for study, 460 

 Bronchi, mammalian, 418 

 Bronchial tubes of chick, 177 

 Bulbus arteriosus of chick, 84, 225, 



229, 257; septum of, 257, 259, 



260 262; of mammalia, 407 



C 



Crecum, mammalia, 419 

 Canales Botalli (see Ductus Bo- 



talli) 

 Canalis auricularis of chick, 257, 



Canalis reuniens, 160; auricularis 

 of chick, 169, 229; reuniens of 

 ear of mammalia, 393 398 



Cardinal veins : of chick, 170; 284 

 285 ; anterior and posterior 

 of mammalia, 409 413 



Carmine, 431 



Carnivora, placenta of, 358 



