INDEX 



895 



Treponema pertenue, mode of infection, 128 



morphology, 127 



- pathogenic agent of yaws, 114, 127 



- reasons for considering specific cause 

 of yaws, 128 



species of, association with pyorrhoea 



alveolaris, 128 



Treutler, filaria associated with phthisis, 

 408 



- parasite, probably liver-fluke, in vein, 



243 



Triaenophorus, excretory vessels, island 

 formation, 292 



- plerocercoid of, 300 



Triatoma megista, discovery of Trypano- 

 soma cruzi in, 83, 84 



- phases of development of Trypano- 

 soma cruzi in, 87 



- preventive measures against, 623 

 Triboulet, Ascaris infection in relation to 



appendicitis, 653 

 Trichina spiralis, 423 

 Trichinella, 421 



development in definite host, 18 



spiralis, 421 



development of, 373 



- history of, 423, 424 



geographical distribution not in 

 correspondence with occurrence of 

 trichinosis in man, 427, 428 



- ho.sts of, 6 



- in man, percentage of invasion 

 according to nationalities determined 

 by post-mortem examination, 428 



- infection by, 680 



- distribution in body after, 424 

 see also Trichinosis 



- invasion and encystment in muscles, 

 424, 425 



mammals in which developed experi- 

 mentally, 421 



- infected by, in order of frequency, 

 421 



- inhabited by, 421 



morphology, 421 



normal hosts of, 427 



symptoms produced by, in periods of 

 invasion, dissemination and encystment, 

 424, 425 



- viviparoits nematode, 371 

 Trichinellse, development in encysted con- 

 dition, 427 



encysted, in man and other mammals, 



early observations of, 423 



fatal case of infection by, 423 



- feeding experiments with, 423 

 Trichinellidce, 419 



characters, 375 

 Trichinellince, 421 



Trichinosis, amount of prevalence in North 

 America, 428 



diagnosis, 681 



- by blood examination, 681 



epidemics of, 423 



- in Germany, 423, 429 



geographical distribution, 428 



Trichinosis in man, geographical distribu- 

 tion of Trichinella spiralis not in cor- 

 respondence with occurrence of, 427, 428 



prophylaxis against, 429, 431 



symptoms of, 424, 425, 680 



treatment, before and after development, 



681 



Trichocephali in appendix, 655 

 Trichocephalus anaemia, 651 



infection by, effects of, 651 



- in relation to appendicitis, 653 



- lacks intermediate host, 21 

 Trichomonads, habitat in body, 55, 735 



question of cysts of, 56 

 Trichomonas, 52 



characters of, 52 



- diarrhoea due to, 57, 624, 734 



- from gut and caecum of rat, 735 



hominis same as T '. intestinalis, 54 



intestinalis, 45, 54 



axostyle of, 55 



characters of, 55 



- flagella of, 55 



relation to T. vaginalis, 54 



spherical contracted forms in mice, 

 56 



transmission, modes of, 56 



- points of difference of Tetramitus from, 57 



- regions of body other than intestine in 



which found, 55, 56 



- vaginalis, 52, 760 



- characters of, 52, 53 

 flagella of, 53 



nucleus of, 53 



- presence in urethra of male, 53 

 Trichomoniasis, human, recent researches 



in, 734 



oral, treatment, 625 



- vaginal, treatment, 625 

 Trichopalpus, 603 



- larvae, characters and habitat, 603 



obscurus, 603 

 Trichoptera, characters, 531 

 Trichosoma crassicaudum, female parasitic, 4 



- habitat of, 4 

 Trichostrongylince, characters and habitat, 



433 

 Trichostrongylus, morphology, 434 



instabilis, habitat, 435 



- hosts of, 435 



in man, cases recorded, 435 

 morphology, 434 



probolurus, habitat, 435 



- hosts of, 435 



morphology, 435 



- vitrinus, hosts of, 436 



morphology, 435, 436 

 Trichotrachelidaz, oesophagus of, 363 



- unicellular cutaneous glands of, 361 

 Trichurince, 419 



Trichuris, morphology, 419 



alcocki, 421 



cameli, 421 



campanula, 421 



crenata, 421 



infection with, 420 



