SUBJECT INDKX 



749 



helicine arteries of, 255 ; erectile tissue 

 "t. L'fif) sq. ; sexual irritants of, 258 ; of 

 sheep, 259 ; filiform process of, ib. 

 sqq. ; of giraffe, 259 ; of gazelle, 6. ; 

 fibro- cartilage bodies of, ib. ; of bull, 

 261 ; blood pressure in, 262 ; erection 

 of, ib. aqq. ; retraction of, ib. 



Penguin, periodicity of breeding in, 29 



Pentoses, 282 



Pemmelea, foetal nutrition in. .'{<> n. ; 

 corpus luteum in, 367 ; placental 

 -tincture of, 418 aq. ; fcetal membranes 

 of, 419 ; period of gestation in, t6. 



Percaglobulin in eggs of perch, 2ill 



Perch, egg-membrane in, 290 ; perca- 

 globulin in eggs of, 291 



Perineal gland, 253 ; in musk deer. H>. ; 

 in musk rat, ib. ; in hamster, 6. 



Periodicity in breeding, 10, 13, 28 aqq. ; 

 in salmon, 29 : in Mammalia, ib. aq. ; 

 in penguin. 29 ; in whale, ib. ; in 

 elephant, ib. ; in deer, 30 



Period of gestation, aee Gestation 



Peripatus, breeding season in. lt> 



Peri-placental folds of rabbit, 452 



Peristalsis of uterus, 173 aq. 



Peritoneum. 164 n. ; connection of, with 

 uterus, 71 



Perivascular sheath, 454 



Permanent placenta of Tupaia javanica, 

 486 



Persistent corpora lutea, 373 



Petrel, incubation period in, 23 



Phagocytosis in bat, 488 



Phalarope, phenomena associated with 

 breeding in, 27 



Phascolarctus, breeding habit in, 67 



Phascolarctvs cinereua, cestrous cvcle in, 

 35 



Phoscolomys, breeding habit of, 67 



Pheasant, hermaphroditism in, li'.U 



Phloridzin, effect of, on milk, (104 xrj. 



Phorphatides in corpus luteum. 27 i /. 



Phosphoprotein, 290 



Phosphorised fats, 310; in egg of fowl, 

 279 aqq. ; in eggs of herrings, 290 ; 

 source of, in ovary, 292 ; in eggs of 

 insects, 293 ; in spermatozoa, 302 ; 

 in tails of spermatozoa, 311 



Phosphorus, 307 ; in egg of fowl, 278 aq., 

 282 ; metabolism of, 297, 389 ; meta- 

 bolism of, during pregnanev. .">!!. .">.">( i ; 

 in foetus of man, 547 ; in pregnancy, 

 550 aq. ; in urine, 551 ; in ash of pup, 

 595 ; in milk of dog, ib. ; in serum of 

 dog, ib. ; as cure for impotence, 638 



PhyUoj-tru. dimorphism of ova in. tiT'.t : 

 -c-\. determination in, 1174 ,/. 



Pig, ocstrous cycle in, 46; peril K! of 

 gestation in, 4i, (IS n. ; uterine eyele in, 

 103, 106; ovary of embryo of, 112; 

 ovulation in. 130; formation of corpus 

 luteum in, 144; form of SJM>I matozoa 

 in. 169; in breeding in, 216; ovario- 

 tomy in. 361, 388 aq. ; ovariotomy 



during pregnancy in, 370 ; prochorion 

 of, 406 ; yolk-sac in, 420 ; chorion 

 of, 427 ; blastocysts of, ib. sq. ; pla- 

 centa of, 427 aqq., 509 ; trophoblast of, 

 428 ; uterine mucosa of, ib. ; source 

 of fcetal iron, 434 ; mammary glands of, 

 587 aq. ; size of litters in, (523 ; fertility 

 in, 627 aq., 636 ; inheritance of fertility 

 in, 643 ; fcetal atrophy in, 656 ; di- 

 morphism of spermatozoa in, 67 S //. ; 

 hermaphroditism in. 695 ; growth of, 

 707 ; puberty in, 714 



Pigeon, maturation of ova in, 128 ; polar 

 body in, 128 ; fertilisation in, 134 aq. ; 

 ovulation in, 135 ; fertility in, 628 ; 

 sex-determination in, 685 aq. ; inter- 

 sexuality in, 686, 694. See also Ring- 

 dove 



Pigment. 43 1 ; of uterine mucosa, 97 ; of 

 mammary glands, 588 aqq. 



Pike, longevity in, 722 



Pineal gland, effect of, on generative 

 organs, 384 ; effect of extract of, on 

 tadpoles, 384 



Pine martin, oestrous cycle in, 53 aq. 



Pisces, see Fish 



Pituitary gland, effect of castration on, 

 381 aq. ; effect of ovariotomy on, 382 ; 

 during pregnancy, 16. ; effect of, on 

 lactation, 383; extract of, 383, 604 

 aq., 621 ; during pregnancy in man, 

 559 



Pityriasis versicolor, 559 



Placenta, Chapter X., passim ; historical, 

 393 aqq. ; as organ of fcetal respira- 

 tion, 394 ; intervillous spaces of, 395 ; 

 of Carnivora, 408, 410, 442 aqq. ; of 

 Proboscidea, 408, 450 ; of Kodentia, 

 408, 451 ; of Insectivora, 408, 410. 

 476 sqq., 509 ; of Cheiroptera, 408. 

 410, 487 sqq. ; of Lemuridse, 408 ; of 

 Simiidae, 408; of Ungulata, 408, 410; 

 of Primates, 408, 410, 490 sqq., 509; 

 of Cetacea, 408, 410; of Simii:i. 4<>s 

 aqq. ; of Edentata, 409 aq. of Mania, 

 409 ; of Bradypus, ib. ; of OfjfCttfOjHU, 

 ib. ; of dugong, ib. ; fate of, in mole, 

 6. ; of hedgehog, 409, 476 aqq. ; of 

 shrew, 409, 481 aqq. ; of (ii/nnttim. 409 ; 

 of Tupaice, 409, 485 ; of Galeopitheci, 

 409 ; of Indeciduata, 427 aqq. ; of 

 I iiL'iilat.i. lL'7 aqq., 509; of pig, 



427 aqq., 509 ; of Oalogo agisymbanux. 

 428, 440 ; of horse, 428 sq. ; of sheep, 



428 sqq., 449, 509 ; of cow, 429, 432 

 sq., 435 ; of Cervus, 432 ; of giraffe. 

 6. ; of Oreaa, ib. ; of Tetroceros, ib. ; 

 of sheep, 435; of I.emnroidea, 440; 

 of Tarsius, ib. ; of yyclicebus, ib. ; of 

 Lejiili nun-, ttl ; of Cetacea, 442; of 

 Orca, ib. ; of .Sirenia, 16. ; of Halicore, 

 ib. ; of Edentata, ib. ; of Orycterojm*, 

 ib. ; of J/ i/rini ro/ihaga, ib. ; of Tainnn- 

 ilnn, ib. ; of Bradypus, ib. ; of Dasypus, 

 ib. ; of Mania, ib. ; of Cholcepva, ib. ; 



