458 



INDEX 



(Amphioxus, pages 1-61; frog, 62-228; 



chamber, air, 233, 234; - anterior 

 (eye), 317, 321; - - basilar, 150, 

 151; laryngeal, 165, 166; 



posterior (eye), 146, 147: 



317,318;- -pronephric, 196,197 



chiasma, optic, 129, 131, 133, 148: 

 306 



chick, embryo at 30 hours, 275 ff.; 

 formation of embryo, 251 ff., 

 252, 256 ff., 258, 260, - - outline 

 of developmental history, 231; 



- position in egg, 243, 299 

 Chiroptera, see bat. 



choanse, 154, 155, 158: 325 



chondrocranium, 210 ff. 



chorda, see notochord. 



Choriata, 438, 439, 440 



chorion, 69: 287, 288, 289, 292 ff., 

 294, 310, 351: 399, 400, 421, 438, 

 439, 444, 445, 449; - - ectoderm 



of, 421 ; - - frondosum, 446; 



human, 399, 400, 444, 445, 449; 



- laeve, 444, 446; - - later 

 history, 424 ff., 426, 428, 430; 



- relation to allantois, 430, 431, 

 435; - - villi of, 438 ff.; see also 

 villi. 



choroid, fissure, 146, 146, 147: 310, 

 3 18 jf., 318, 329;- - knot, 149; 



- plexus, of III ventricle, 130, 

 133: 305, 307; - - of IV 

 ventricle, 134: 305, 308 



chromosomes, number in Mammals, 



377 

 cicatrix (cicatrices), 7, 57, 58: 235, 



240: 378 



cilia, superficial, 26: 116 

 ciliary process, 319 

 circulation, allantoic, 299: 435, 436; 



- yolk-sac, 290, 291 : 432-433, 

 432 



cirri, buccal, 42, 44, 45 



clavicle, 221 



cleavage, 10, 11 ff., 12: 80, 91 ff., 



92: 243 ff., 244, 245 : 380 ff., 382 ; 

 accessory, 244, 246; 



delaminating, *93, 94; - - first, 



plane of, 11: 89 ff.; 243: 382; - 



gastrular, 99, 100; - - pores, 14 

 cleft, see gill. 

 clitoris, 415, 416, 417 

 cloaca, 169: 280, 296, 297, 334, 348. 



414 

 cloacal, membrane, 297: 414 ff., 



415;- - tubercle, 415, 415, 417 

 closing plate, 449, 450 

 club-shaped gland, 25, 32, 34, 35, 



40, 43 



coccygeal tubercle, 415 

 cochlea, 150, 151:,322, 323 



chick, 229-367; mammal, 36S-454.) 



cochlear duct, 323 



ccelogastrula, 17 



ccelom, 31, 32, 47, 52 : 124: 256, 265, 



266-267, 294: 398, 402; 



branchial, 49; dorsal, 49; 



endostylar, 49 



coitus, relation to ovulation, 379 

 collecting tubule, mesonephric, 357, 



358; - - metanephric, 358 



columella, 152: 213, 215 

 commissure, anterior, 129, 133 : 305, 



306; - habenular, 130, 133: 



305; pallial, 305; 



posterior, 132, 133: 305; - 



spinal, 305; - - tubercular, 133 

 common trunk, pronephric, 194 

 concrescence, 103: 257 ff., 258 

 condyles, occipital, 215 

 confluence, 103, 112: 257 ff., 258 

 contra-deciduata, 439 

 copula, 217, 218, 219 

 copulation path, 80, 80 

 coracoid, 221 



cord, sex, 204, 204, 205: 362, 362; 

 -spinal, 37: 117,118,134, 134: 



308; - - sympathetic, 143, 143: 



312-313, 312 ; - - umbilical, 406, 



407, 408, 430, 444, 445 

 cornea, 147, 149: 317, 321 

 Corning, 136 



cornu (cornua), hyoid, 218, 219; 

 - trabecular, 210, 211,212, 215 

 corona radiata, 373, 376, 379, 380 

 corpora quadrigemina, 133 ; 



striata, 306 



corpuscles, blood, 179: 350 

 corpus luteum, 378 

 cotyledons, 438, 448 

 cow, gestation, 369 

 cranium, 210 j^. 

 crescent, gray, 85, 85 

 crest, neural, 119, 124, 136, 137, 139, 



142, 194: 265, 270, 309 

 crista3, auditory, 323 

 critical stage, 4, 54 

 crop, 335 



crown-rump length, 407, 411 

 crura cerebri, 132: 307 

 cup, optic, 145, 146, 147: 316 ff., 



317, 318 



cushion, endothelial, 338 

 cutis, 53; - - plate, 171-172, 171: 



352-353 



Cuvierian sinus, see ductus Cuvieri 

 cytotrophoblast, 422 ff. 



Daniel, 369 



Dasyurus, embryonic membranes, 



419; gestation, 370; placentation, 



419, 439, 440 



