INDEX 



539 



Palate, 315 



and tongue, 267 

 Parasites, external, 267, 373-9 



internal, 268, 373 

 Parturition, frequency of, 429 



season of, 420, 429 

 Penis, 267, 380 

 PenneUa, 373, 377. 378 

 Period of gestation, 413, 414, 428, 430, 465 

 Period of lactation, 431, 433, 436 

 Pesca, Compafia Argentina de, 261 

 Pfluger's tuljes, 385 

 Physeter catodon, 272 

 Pits and scars in blubber, 373-9 

 Polyoestrous cycle, 396, 450, 467 

 Populations, whale, constitution of, 453-63, 464 

 Pregnancies, interval between successive, 430, 431, 



464 

 Pregnancy, abdominal, 422 



recurrence of, 430, 431, 464 



among lactating females, 430, 431 

 Pregnant, percentage of adult females, 431, 456-60, 



465. 

 Propagation, rate of, 465, 467 



Proportions, external, Blue whales, 275-311 



Fin whales, 322-42 



Protozoan parasites, 377 



Races of whales, 308, 463 ; see also Sub-species 



Rhachianectes glaiicus , 414, 445 



Representative sample (of the stock of whales), 430, 



436, 4.54. 465 

 Reproduction, rate of, 465 

 Reproductive organs, 379-412 

 Resting whales, 455-60 

 Right whale. Southern, 272 

 Rorquals, 271 

 Routine of observations, 265-8 



Saldanha Bay, whaling station at, 261 

 Samples, see Representative sample 

 Scars and pits in blubber, 373-9 

 Scars on blubber, 267, 446, 447 

 Scar tissue, 375 

 Season of parturition, 420, 429 

 Season, pairing, 420 et seq. 



whaling, 260, 261 

 Segregation of classes of whales, 433, 454, 460, 465 

 Sei whale, 271, 426 

 Sexes, relative sizes of, 275, 322, 446 

 Sex-ratio, 463 



Blue whales, 274 



Fin whales, 321, 322 



Sexual cycle, 428 et seq., 467 

 Sexual maturity, see Maturity 

 Sexual season, female, 420, 427 



male, 410, 412 

 Sizes of whales, 273, 321, 445, 446 

 Southern Right whale, 272 

 Sperm whale, 272 

 Spermatozoa, 407-12 

 Station, Marine Biological, 259, 261 

 Stations, whaling, 261-3 

 Statistics collected by British Museum, 270, 274, 



321,433 

 Stock of whales, 453-67 



conclusions as to, 463-7 



constitution of, 466 

 Stomach, examination of, 268 

 Sub-species of whales, 260 ; see also Races 

 Superfoetation, instances of, 386 



Tapeworms, 373 

 Testis, 267, 405-12 



activity of, 421, 424 



histology of, 407-12 



size of, 406, 407 

 Tongue, 267 

 Twins, 386, 422 



Urethra, 381 

 Uterus, 267, 397-401 



histology, 399, 400 



measurement of, 397 



size, 397-9 



Vagina, 267, 380, 381 

 Vaginal band, 381, 382 

 Vaginal smears, 400 

 Ventral grooves, 267 



Blue whales, 317-19 



Fin whales, 358-60 

 Vertebral epiphyses, 268, 446-8 



Weaning, 431-3,437 



length of young whale at, 431-3 

 Whale populations, constitution of, 453-63, 465 

 Whaling Investigations, objects of, 259-61 

 Whaling season, 260, 261 



stations, 261-3 



Xenobalanus globicipitis , 373 



Young whale, growth of, 431 et seq. 

 length at birth, 428 

 length at weaning, 431-3 



