734 



SUBJECT INDEX 



secretion, 367 ; in non-placental Mam- 

 mals, ib. ; in Dasyurus, 367, 372 sq. ; 

 in Peramdes, 367; in polycestrous 

 animals, 373 ; in monoestrous animals, 

 ib. ; sterility caused by persistence of, 

 374 ; extract of, 391 ; and toxaemias 

 of pregnancy, 392 ; as controlling 

 factor in lactation, 616 sqq. ; during 

 second half of pregnancy, 619 ; of rat, 

 620 ; extract of, as galactogogue, 621 ; 

 of Dasyurus, 622 ; of rat, t"6. 



Corpus luteum atreticum, 150 



Corpus luteum spurium, 373 



Corpus spongiosum, 241, 253, 259 



Corpus uteri, 71 



Cotyledonary burrs, 429 sq. 



Cotyledonary papillae, 71 



Couche paraplacentaire of bat, 487 sqq. 



Coussinets of placenta, 452 



Cowper's glands, 268, 300 ; position of, 

 251 ; glands of Littre of, ib. ; secretion 

 of, 251 sq. ; after castration, 252, 320 



Crab, form of spermatozoa in, 169 ; 

 effects of Socculina on, 326 ; effects of 

 Pdtogaster on, ib. 



Crayfish, breeding season in, 10 



Creatin, composition of, 288 ; metabolism 

 of, in placenta, 506 ; in urine, 533 ; in 

 urine of pregnancy, 536 



Creatinine, metabolism of, in placenta, 506 



Cremaster muscle, 164 n., 165 



Crepidula, chromosomes in, 205 



Crepidula fornicata, sex-reversal in, 692 



Crepidula plana, sex-reversal in, 692 



Crested grebe, mating habit of, 690 



Crickets, effects of castration in, 325 sq. 



Crista urethra, 242, 268 



Crocodile, phenomena associated with 

 breeding in, 28 ; longevity in, 722 



Crocodilus biporcatus, egg-membrane in, 

 289 



Cross-breeding, effect of, on fertility, 218, 

 639 



Cross-fertilisation, 210 ; in Mammalia, 

 211 ; in Echinoderms, ib. 



Cross-sterility, 210, 215 



Crustacea, pigments in eggs of, 294 sqq. ; 

 lutein in, 295 sq. ; sex-determination in, 

 666 ; hermaphroditism in, 688 



Cryptobranchus, chromosomes in, 205 



Cryptorchids, 164 n. 



Cryptorchism, 164 n. ; artificial, 332 



Crypts of uterine mucosa, 442 



Cryptorhynchus gravis, breeding season in, 

 12 



Clendrilus monostylos, reproduction in, 

 226 



Ctenolabrus, chromosomes in, 206 



Ctenophora, breeding season of, 9 



Cuckoo, atrophy of ovaries in, 22 



Culex, 12 n. 



Cumulate placenta, 410 



Cuttlefish, composition of egg covering in, 

 292 sq. 



Cyclops, chromosomes in, 205 



Cyclopterus lumpus, phenomena associated 



with breeding in, 27 

 Cyclostomes, corpus luteuoi in, 146 

 Cynthia, fertilisation in, 190 

 Cynthia partita, self -fertility in, 215 

 Cyprinine, 305 

 Cystin, 277, 305, 551 

 Cystine, 288, 304, 308 sq. 

 Cytolysins, 316 

 Cytolysis, 314 sqq. 

 Cytoblast, of shrew, 482 ; of mole, 484 ; 



of Tupaia javanica, 486 ; of bat, 



487 

 Cytoplasm, ratio of, to nuclear material, 



702, sq. 

 " Cytoplasmic inheritance," 207 



Dacus, sexual attraction in, 12 

 Daphnia, parthenogenesis in, 670 

 Dasypus, placenta of, 442 

 Dasyurus, breeding habit of, 67 ; follicular 



atresia in, 153 sq. ; corpus luteum in, 



367, 372 sq., 622 ; allantois of, 417 ; 



fcetal membranes of, 418 ; period of 



gestation in, ib. ; commencement of 



lactation in, 615 

 Dasyurus viverrinus, 418 ; cestrous cycle 



in, 36 ; period of gestation in, ib. ; 



corpus luteum in, 142 sq., 145, 366 ; 



pseudo-pregnancy in, after spontaneous 



ovulation, 616 sq. 

 Datura, sex-determination in, 675 

 Death, cause of, Chapter XVI. ; meaning 



of, 727 ; order of, in tissues, ib. sq. 

 Death's-Head hawk moth, sterility of, 



in England, 11 

 Decidua, 400 sqq. ; nature of, 403 ; of 



man, 497, 499 ; expulsion of remains 



of, 581 

 Decidua capsularis, of Pteropus edulis, 



489 ; of primates, 491 

 Decidual cavity of mouse, 468 sq. 

 Decidual cells, 99 ; of man, 502 

 Deciduata, classification of, 408 ; placenta 



of, 442 sqq. ; fcetal nutrition in, 510 



sqq. ; puerperium in, 584 

 Decidua serotina, 370 ; of man, 493, 



502 



Deciduofracts of hedgehog, 479, 481 

 Deciduomata, 374 



Deer, 321 ; mating habits of, 25 ; perio- 

 dicity in breeding in, 30 ; cestrous 



cycle in, 43 sq. ; ovariotomy in, 340 ; 



prochorion of, 406 ; source of foetal 



iron in, 434 

 Dementia praecox, 310 

 Dermographismus, 559 

 Desamidase ferment, 607 

 Descent of testis, 164 n., 165 ; cases of 



absence of, 165 



