Chapter XLVII: Appendix: On Trematoda and Nematoda (9)

-- -- -- -- mode of, 685, 686

-- -- -- of ascarides, 694

-- -- -- of _Oxyuridæ_, 697

-- -- -- of _Strongyloides stercoralis_, 675

-- -- in flagellate dysentery, 624

-- -- in _Trichuris trichiura_ infection, 679, 680

-- -- -- -- -- followed by benzene enemata, 680

-- -- toxic symptoms following, 686

-- enemata in arrest of trichinosis, 681

-- -- in expulsion of ascarides, 694

Thymoluria, 686

Thymotol, administration in ancylostomiasis, 686

Thyroiditis, parasitic, 87

-- see also _Trypanosomiasis, Brazilian_

_Thysanoptera_, characters, 531

Tick, stages of life-cycle of _Babesia canis_ and _B. bovis_ in, 176, 177

-- bites, paralysis due to, 613

-- or relapsing fever, 116, 630

-- -- -- African, carrier of, 116, 496, 630

-- -- -- -- importation into Persia, 613

-- -- -- -- pathogenic agent, 116

-- paralysis, cause of, 504

Ticks, transmission of piroplasmosis by, from recovered to uninfected
animals, 178

Tiger, host of _Paragonimus westermannii_, 250

_Tinea rotunda_, see _Ascaris lumbricoides_

Toad, rectum and urinary bladder of, _Opalina_ parasitic in, 207

Todd, on leucocytogregarines in birds, 154

-- tick paralysis, 613

-- see also _Dutton and Todd_

Tommasi-Crudeli, early researches on malaria, 156

Tomsk, _Opisthorchis felineus_, human parasite most frequently found
at autopsies at, 253

Tongue, cysticercus of, 663

Townsend, _Simulium occidentalis_, 579

Toxascaris, characters, 465

-- _limbata_, morphology, 466

-- -- ovum of, 466

-- -- synonyms, 466

Toxoplasma, 112

-- hosts of, 113

-- _pyrogenes_, association with splenomegaly, 113

Toxorhynchites, characters, 563, 570

Trachea, ascarides invading, 691

Trachoma bodies in infected epithelial cells of conjunctiva,
209 (fig. 119)

-- -- so-called, cultivation, 210

Trematoda, endoparasitic life spent in intermediate and final host, 18

-- relation to _Turbellaria_, 19

Trematodes (sucking worms or flukes), 212

-- age attained by, 230

-- alimentary canal, 217

-- asexual generations, 224, 225

-- cercariæ (larval stages), 225, 227, 228

-- cirrus sac, 221

-- copulation in, 222

-- -- cross, 222

-- development, 12, 222

-- -- embryonic and post-embryonic, 224

-- -- final, conditions necessary for, 225

-- developmental cycle, 229

-- digenetic, adult, animals harbouring, how infected, 226

-- -- development, 224, 226

-- -- miracidia of, 226

-- endoparasitic, biology of, 229

-- -- hosts and habitat of, 229

-- excretory bladder, 219

-- -- system, 219

-- -- -- terminal flame cell, 219

-- food of, 218

-- found in man, classification, 230

-- genital pore, 222

-- intestine of, variation in, 217

-- investing layer of, 213

-- Laurer’s canal of, 221, 222

-- metraterm of, 221, 222

-- miracidia of, 223, 224

-- morphology of, 212

-- movements of, 216

-- muscular system of, 214

-- nervous system of, 216

-- organs of sense, 216

-- origin of, 12

-- -- of parasitism in, 20

-- ova of, deposition, 223

-- -- formation, 223

-- parenchyma of, 213

-- -- muscles of, 214

-- rediæ of, 225, 226, 227, 228

-- salivary glands, 217

-- sexual organs, 220

-- -- -- deviation from typical position (footnote), 222

-- -- -- female, 220, 221

-- -- -- male, 220

-- shell gland secretion in, 223

-- sporocyst of, 225, 227

-- suckers of, 213, 214

-- and turbellaria, genetic relationship between, 20

Treponema, 114, 115, 123

-- _calligyrum_, 126

-- cultivation of species from human mouth, 128, 741

-- _macrodentium_, 128

-- _microdentium_, 128

-- morphology, 124

-- _mucosum_, 128

-- _pallidum_, 114

-- -- causal agent of syphilis, 124

-- -- cultivation of, method, 125

-- -- difficult to find in tertiary eruptions of syphilis, 125

-- -- granule formation, 124, 125, 127

-- -- morphological and pathogenic variations, 126

-- -- morphology, 124, 125

-- -- _Spirochæta refringens_ associated with, 122

-- -- synonyms, 124

-- _pertenue_, cultivation, 128

-- -- granule formation, 127

-- -- mode of infection, 128

-- -- morphology, 127

-- -- pathogenic agent of yaws, 114, 127

-- -- reasons for considering specific cause of yaws, 128

-- species of, association with pyorrhœa alveolaris, 128

Treutler, filaria associated with phthisis, 408

-- parasite, probably liver-fluke, in vein, 243

Triænophorus, excretory vessels, island formation, 292

-- plerocercoid of, 300

_Triatoma megista_, discovery of _Trypanosoma cruzi_ in, 83, 84

-- -- phases of development of _Trypanosoma 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

-- -- hosts 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 experimentally, 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

-- -- viviparous nematode, 371

Trichinellæ, development in encysted condition, 427

-- encysted, in man and other mammals, early observations of, 423

-- fatal case of infection by, 423

-- feeding experiments with, 423

_Trichinellidæ_, 419

-- characters, 375

_Trichinellinæ_, 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

-- in man, geographical distribution of _Trichinella spiralis_ not
in correspondence 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 anæmia, 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

-- diarrhœa due to, 57, 624, 734

-- from gut and cæcum 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

-- larvæ, characters and habitat, 603

-- _obscurus_, 603

_Trichoptera_, characters, 531

_Trichosoma crassicaudum_, female parasitic, 4

-- -- habitat of, 4

_Trichostrongylinæ_, 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

_Trichotrachelidæ_, œsophagus of, 363

-- unicellular cutaneous glands of, 361

_Trichurinæ_, 419

Trichuris, morphology, 419

-- _alcocki_, 421

-- _cameli_, 421

-- _campanula_, 421

-- _crenata_, 421

-- -- infection with, 420

-- _depressiuscula_, 420, 421

-- -- infection with, 420

-- _discolor_, 421

-- _giraffæ_, 421

-- _globulosa_, 421

-- _nodosus_, 421

-- _ovis_, 421

-- -- infection with, 420

-- _trichiura_, habitat in man, 420

-- -- infection with, sources, 679

-- -- -- symptoms, 679

-- -- -- treatment, 679

-- -- mammals inhabited by, 421

-- -- mode of attachment to wall of intestine, 679

-- -- morphology, 419

-- -- ova, development of, 420

-- -- -- embryo-containing, 420

-- -- -- -- infection by, 420

-- -- parasitic in large intestine, 678

-- -- percentage found at autopsies, 420

-- -- synonyms, 419

-- _unguiculata_, 421

Trinidad, mosquito worm in, 598

Triodontophorus, bursal formula (footnote), 439

_Troglotremidæ_, 249

-- morphology, 232

_Trombidiidæ_, characters, 485

Trombidium, 485

-- _fuliginosum_, 486

-- _gymnopterosum_, 486

-- _serraticeps_, 486

-- _tlalsahuate_, skin affections set up by, 486

Trophozoites of _Coccidia_, 140, 143

-- of _Entamœba tetragena_, 39, 40

-- of gregarines, 132

-- of malarial parasites, 159

-- of Microsporidia, 185

-- of Myxosporidia, 182

_Tropical Diseases Bureau Bulletin_, foundation of, 69

Tropical sore, see _Oriental sore_

Trouessart, _Histiogaster_ (_entomophagus ?_) _spermaticus_, 515

Trypan-blue treatment of piroplasmosis, 178

-- -- -- dosage for dogs, horses and cattle, 178

Trypanophis, 63

Trypanoplasma, characters of, 63

-- hosts of, 63

Trypanoplasms in fish, 68

Trypanosoma, 67

-- _americanum_, 69

-- _boylei_, 99

-- -- experimental infection with, 99

-- -- host of, 99

-- _brucei_, 93, 94

-- -- and _T. rhodesiense_, question of distinction or identity,
80, 83, 94

-- -- blepharoplastless strains, 101, 737

-- -- cause of nagana (tsetse-fly disease), 93

-- -- development in _Glossina morsitans_, 94

-- -- drug resistance of, 101

-- -- innocuous to big game, 70

-- -- morphology and life-history in vertebrate host, 94

-- -- nucleus, blepharoplast and flagellum of, 70

-- -- posterior nuclei in, 83

-- -- strain from Uganda, 95

-- -- -- from Zululand, 94, 95

-- _capræ_, monomorphic, 100

-- _cazalboui_, causal agent of “souma,” 100

-- -- monomorphic, 100

-- characters, 67

-- _congolense_, agents of transmission, 100

-- -- cause of Gambia horse sickness, 100

-- -- geographical distribution, 100

-- -- monomorphic, 100

-- -- probable synonyms, 100

-- _cruzi_, 83

-- -- crithidial forms, 86

-- -- culture, 87

-- -- geographical distribution, 83, 84

-- -- hosts of, 85, 86, 87

-- -- in fœtus, 88

-- -- invertebrate host of, 83, 84, 537

-- -- life-history in invertebrate host, 86

-- -- -- in vertebrate host, 84

-- -- -- -- -- modes of multiplication (“sexual” and asexual), 85, 86

-- -- microgametes and macrogametes, 85

-- -- morphology, 84

-- -- possible reservoir of, 87

-- -- schizogony of, 84, 85, 86

-- _dimorphon_, 100

-- _equi_, 83, 98

-- _equinum_, cause of “mal de caderas,” 96

-- -- morphology, 96

-- -- transmission of, 97

-- _equiperdum_, 97

-- -- cause of “dourine” or stallion disease, 97

-- -- endotoxins in, 98

-- -- morphology, 98

-- -- posterior nuclei in, 83

-- -- progress of disease, 97

-- _evansi_, blepharoplastless strains, 737

-- -- causal agent of surra, 95

-- -- morphology, 95, 96

-- -- possible case in man, 96

-- -- synonyms, 95

-- -- transmission of, 95

-- -- -- experimental, 67

-- -- variety causing “mbori” in dromedaries, 96

-- _fringillarum_, 737

-- _gambiense_, 68, 72

-- -- cause of sleeping sickness, 68, 605

-- -- cultivation of, medium used for, 745

-- -- cultures of trypanosome forms of, 76

-- -- development in _Glossina palpalis_, 74, 75

-- -- effect of serum reactions on, 80

-- -- immunization against, does not protect against infection by
_T. rhodesiense_, 80

-- -- in antelope, 76

-- -- innocuous to big game, 70

-- -- invasion of salivary glands of _Glossina palpalis_, 75

-- -- latent forms of, 77

-- -- morphology, 72

-- -- -- in circulating blood, 73

-- -- serum from animals infected with, no effect on _T.
rhodesiense_, 80

-- -- -- -- -- trypanolytic for, 80

-- -- synonyms, 72

-- _hippicum_, agents transmitting, 99

-- -- cause of “murrina” in mules, 98

-- -- morphology, 98

-- _lewisi_, crithidial forms, 91

-- -- -- -- development in rectum of rat flea, 91, 93

-- -- inoculation experiments, 90

-- -- life-cycle in invertebrate host, 90, 91

-- -- -- in vertebrate host, 88, 89

-- -- morphology, 88

-- -- multiplication rosettes, 71

-- -- potential pathogenicity, 737

-- -- rosette forms, 89, 90

-- -- strain of, losing resistance to arsenophenyl-glycin, how
effected, 93

-- -- transference from blood of rat to blood of snake, 102

-- -- transmission of, 88

-- _nanum_, 100

-- _nigeriense_, 76

-- _noctuæ_, 69, 737

-- _pecaudi_, 95

-- -- causal agent of baleri in sheep and equines, 95

-- -- posterior nuclei in, 83

-- _pecorum_, 100

-- _rhodesiense_, 69, 76

-- -- and _T. brucei_, question of distinction or identity, 80, 83, 94

-- -- animal reactions, 78

-- -- cause of Rhodesian sleeping sickness, 69, 76, 605

-- -- cultivation of, 83

-- -- -- medium used for, 745

-- -- developmental cycle in _Glossina morsitans_, 81

-- -- effect of serum reactions on, 80

-- -- _Glossina morsitans_ transmitting, 608

-- -- immunization against _T. gambiense_ does prevent infection by,
experiments proving, 80

-- -- latent or resting forms of, 77, 78

-- -- morphology, 76, 77

-- -- non-pathogenic to antelopes, 70

-- -- partial immunity against, 81

-- -- pathogenic to man and laboratory animals, 70

-- -- posterior nuclei in, 83

-- -- reservoir of, 81

-- -- resistant to atoxyl, 78

-- -- serum from animals infected with _T. gambiense_ has no
effect on, 80

-- -- transmission of, 69, 81

-- -- -- climatic factors affecting, 81

-- -- virulence of, compared with that of _T. gambiense_, 78

-- _simiæ_, virulent to monkeys and pigs, 100

-- _theileri_, 98, 611

-- -- geographical distribution, 98

-- -- morphology, 98

-- _ugandæ_, 95

-- _uniforme_, hosts of, 101

-- -- monomorphic, 101

-- _vivax_, fatal to cattle, 99

-- -- monomorphic, 99

-- -- transmission of, 100

Trypanosome, animal, infection of human being with, 96

-- diseases spread by Glossina, 603

-- human, 68, 69

-- -- artificial infection of species of Glossina with, 605

-- infections, Liverpool School of Tropical Medicine Expedition sent
to investigate, 68

Trypanosomes, adaptation of, 101

-- artificial cultivation, 69

-- blepharoplastless, 101, 737

-- classification, 71, 72

-- deleterious or fatal to domestic animals, 69

-- general note on development in Glossina, 101

-- hosts of, 67, 68, 69

-- immunity to, in antelope, 69

-- in blood, cultures aid in detection of, 69

-- -- cyclical variation, 78

-- -- daily number from case of Rhodesian sleeping sickness, 79

-- -- method of determining number, 748

-- -- multiplication, 71

-- -- periodicity, 69

-- -- seasonal variation, 69

-- in cerebrospinal fluid from cases of sleeping sickness, 68

-- latent forms, non-flagellate, from internal organs of
vertebrates, 73, 74, 77

-- monomorphic, 99

-- morphology of, 70

-- nuclei of, 70

-- pathogenic to man and domestic animals, 70

-- percentage of fleas fed on infected rat becoming infected with, 93

-- polymorphism, 72

-- posterior nuclei in, 83

-- resting stages, 72

-- transmission from one vertebrate host to another, 72

-- transmissive stage in vertebrates, 737

-- transmitted experimentally by Stomoxys, 610

-- undulating membrane, 71

Trypanosomiasis, African, see _Sleeping sickness_

-- Brazilian, acute, 87

-- -- chronic, varieties of, 87, 88

-- -- clinical features, 87

-- -- hereditary transmission, 88

-- -- histopathology, 88

-- -- suggested treatment, 623

-- -- synonyms, 87

-- cryptic, 69

_Trypanosomidæ_, 61

-- characters, 66

-- genera of, 67

Tryposafrol, producing blepharoplastless trypanosomes, 737

Tsetse-fly, see _Glossina morsitans_

-- disease, see _Nagana_

Tuberculosis, see _Cestode tuberculosis_

“Tuft-like” or “phagocytic” organs of nematodes, 362

Tumours, subcutaneous, associated with invasion by _Onchocerca
volvulus_, 418

_Turbellaria_, parasitic, 2

-- relation of _Trematoda_ and _Cestoda_ to, 19

-- and trematodes, genetic relationship between, 20

Turkeys, blackhead in, 145

Turpentine in flagellate diarrhœa, 624

-- in nasal myiasis, 719

-- oil of, in bilharziasis, 643

_Tydeus molestus_, habitat, 491

-- -- host-tormenting, 491

_Tylenchus putrefaciens_, 379

Typhlitis, association of _Oxyuris vermicularis_ with, 467

_Typhlocœlum flavum_, progeny of, discovery, 12

Typhoid fever, helminthes as predisposing factor of, 657

-- -- peculiar fever resembling, 613

-- -- spread by house-fly, 586

-- -- symptoms of, in lumbricosis, 650

-- vaccine in bilharziasis, 644

Typhus, possibly due to a chlamydozoön, 207

Tyroglyphi, differentiation of Glyciphagi from, 513

_Tyroglyphidæ_, characters, 511

-- habitat and food of, 511

_Tyroglyphus longior_, 512

-- -- characters of, 512

-- -- habitat, 512

-- _minor_, var. _castellani_, cause of copra itch, 513

-- _siro_, 512

-- -- characters of, 511

U.

Uganda, strain of _Trypanosoma brucei_ from, 95

-- syphilis in, treatment, 632

Uhlenhuth (and others), endotoxins in _Trypanosoma equiperdum_, 98

Ulcers arising from clothes louse infection, 711

-- and boils due to invasion by _Cordylobia anthropophaga_, 592

-- examination for protozoa, 746

-- production by species of _Enyaliopsis_, 542

Ulcus tropicum, agent of, 122

Umbilicus, ascarides escaping from, 656

Unger, treatment of oxyuriases, 697

Uranotænia, characters, 565

Urethra, fistulæ of, arising from bilharziasis, 642

-- -- treatment, 644

-- larvæ of _Homalomyia canicularis_ found in, 585

-- maggots passed from, 728

-- male, presence of _Trichomonas vaginalis_ in, 53

Urinary apparatus, symptoms of bilharziasis mainly centred in, 641

-- passages, invasion by ascarides, 692

Urine, amœbæ found in, 45, 46

-- human, aphides said to have been passed in (footnote), 532

-- occurrence of _Anguillula aceti_ in, 379

-- presence of _Nephrophages sanguinarius_ in, 490

-- preservation of ova of flukes in, 472

Urosporidium, 194

-- _fuliginosum_, 195

Urotropine in bilharziasis, 643

Urticaria, echinococcus cysts causing, 651, 652

-- set up by _Leptus autumnalis_, 702

Uterus, cervix, polypoid tumour of, with Schistosoma infection, 643

Uzara in flagellate diarrhœa, 625

V.

Vaccine and emetine treatment combined in pyorrhœa alveolaris, 620

Vaccinia, cell inclusions in, 207, 208

Vagina atrophied in _Acoleïnæ_, 297

-- presence of _Rhabditis pellio_ in, 377

Vaginitis, acute, due to Schistosoma infection, 643

Vanillismus, so-called, cause of, 512

Varicose glands in filariasis, 402

Variola, cell inclusions in, 207, 208

Vegetable food, raw, avoidance of, in prophylaxis against
Oxyuriasis, 697

-- matter, decomposing, _Tyroglyphidæ_ in, 511

-- -- larvæ of _Homalomyia canicularis_ found in, 585

Veins, liver-flukes found in, 243

Vena cava and portal vein, communication between, how formed, 272

Verallina, characters, 565

Vermifuges, 669–675

Vertebrates, entamœbæ of, 34

-- experimental introduction of insect flagellates into, 104, 112,
737, 738

-- internal organs of, latent forms of trypanosomes from, 73, 74

-- multiplication of trypanosomes in blood of, 71

-- spirochætes in, 116, 122

Vesicles, formation of, in creeping disease, 730

Vesico-prostatic plexus, _Schistosoma hæmatobium_ in, 273, 274

Vianna, histopathology of Brazilian trypanosomiasis, 88

-- treatment of espundia, 629

Viereck, discovery of _Entamœba tetragena_ by, 38

Vignolo-Lutari, case of intertrigo set up by _Oxyuris vermicularis_, 696

Villot, larvæ of _Gordiidæ_, 479

Vinegar, _Anguillula aceti_ found in, 379

-- see also _Sabadill vinegar_

Virchow, R., development of _Trichinella spiralis_, 423

-- -- doubtful case of human coccidiosis,149

-- -- _Echinococcus multilocularis_, 356

Vital, liver-fluke in vein, 243

Vlemingkz’s mixture, application in scabies, 706

Vogt, C., on the Helminthes, 3

Vomited matter, spirochætes in, 122

Vorticella in fæces, 206

W.

Wagener, von, lesions produced by _Oxyuris vermicularis_, 695

-- life-history of _Oxyuris vermicularis_, 467

Waldenburg, experimental infection with _Coccidia_, 136

Walker and Sellards, experiments with dysenteric amœbæ, 618

Walker, E. L., balantidiasis, 203

-- -- on _Entamœba histolytica_, 40

-- -- prevention and treatment of balantidian dysentery, 637

Walker, Norman, treatment of scabies, 707

Walrus, host of _Dibothriocephalus cordatus_, 315

Walsh and Riley, _Rasahus biguttatus_, 540

-- -- _Reduvius personatus_, 540

Warble flies (_Oestridæ_), hosts of, 594

Warburg, extract of male fern in expulsion of ancylostomes, 687

Wasielewski, _Hæmoproteus_ (_Halteridium_) _danilewskyi_, var.
_falconis_, 152

Water, eggs of mosquitoes float on, 559

-- filtered and boiled, as prophylactic against bilharziasis, 644

-- infected, avoidance of, in prophylaxis against Guinea worm
infection, 676

-- larvæ of _Stegomyia fasciata_ occur in all collections of, 574

-- mature larvæ of _Ancylostoma duodenale_ capable of living in, 454

-- receptacles, screening against mosquitoes, 636

-- stagnant, mosquitoes depositing ova in, 553, 557

-- transmission of trichomonad infection by, 56, 624

-- weeds harbouring mosquito larvæ, destruction of, 636

Watercress, passage of larvæ of _Syrphidæ_ into human beings through
eating, 584

Watsonius, 234

-- _watsoni_, 234, 235

-- -- diarrhœa in host associated with, 235

-- -- female organs, 235

-- -- habitat, 235

-- -- male organs, 234

-- -- morphology, 234

-- -- ova, 235

-- -- synonyms, 234

Weichselbaum, intestinal myiasis, 726, 727

Weidman, see _Smith and Weidman_

Welland, Ascaris sp., 465

Wellmann, the ochindundu, 541

Wendelstadt and Fellmer, trypanosomes, mutation experiments with, 102

Wenyon, C. M., connection of _Cimex_ sp. with Oriental sore, 536

-- -- possible host of _Leishmania tropica_, 108

-- -- on _Entamœba histolytica_, 40, 41

-- -- on genus Cercomonas, 736

-- spherical contracted forms of _Trichomonas intestinalis_, 56

-- supposed intermediate host of parasite of Bagdad sore, 575

-- _Tetramitus mesnili_, 57

-- transmission experiments with _Trypanosoma lewisi_, 92, 93

Werbitzki, blepharoplastless trypanosomes, 101

Wheler, _Dermacentor reticulatus_, 502

-- length of life of _Ixodes plumbeus_ (dog tick) apart from host, 495

-- life-history of _Ixodes reduvius_, 494

Whip worm, see _Trichuris trichiura_

White mice, experimental production of disease like leishmaniasis
in, 103

-- -- infection with _Herpetomonas ctenocephali_ and _H. pattoni_, 103

-- scour in fowls, causal agent, 145

Whitfield, A., and Hobday, F., transmission of dog mange to man, 523

Whittles, nematode larvæ in periosteum of upper jaw in case of
gingivitis, 378

Wiggins, locust injurious to man, 542

Wijnhoff, cases of amœbæ in urine, 46

Wild game, _Trypanosoma rhodesiense_ present in, 81

Wilkinson’s ointment, application in scabies, 706

Williams, Anna W., culture media for amœbæ, 743

-- -- on cultural amœbæ, 42

Williams, H. U., invasion of human beings by Trichinella according to
nationalities, 428

Wilms, myiasis œstrosa dermatosa, 725

Winogradoff, _post-mortem_ discoveries of _Opisthorchis felineus_,
252, 253

Wirsing, mode of infection of intestinal myiasis, 727

Wohlfahrt, myiasis cutanea from Sarcophaga, 722

Wolff, treatment of cutaneous and muscular cysticerci, 663

Woodcock, transmissive phase of trypanosomes, 737

Wood tick, see _Dermacentor occidentalis_

Worm abscesses, formation of, 9

-- electuary (Störk’s) in expulsion of ascarides, 692

-- seed oil in expulsion of ascarides, 694

“Wormlet” burrowing into human epidermis, 599

Worms, intestinal, hereditary transmission of, former belief in, 11

-- -- of lower animals represent young stages, 21

-- -- spontaneous generation, belief in, 12

-- -- transmission by ova, discovery of, 11

Wounds, larvæ in, movements of, 723

Wright, _Rhinosporidium kinealyi_, 197

Wurtz and Cleri, invasion by _Loa loa_, 678

Wyeomyia, characters, 565

X.

Xenopsylla, distinctive characters, 545

-- host of cysticercoids of _Hymenolepis murina_ and _H. nana_, 328

-- _brasiliensis_, 547

-- _cheopis_, 546

-- -- carrier of plague bacillus, 543, 547

-- -- host of _Trypanosoma lewisi_, 92

Xeroform, application in _Demodex folliculorum canis_ infection, 709

_Xyphorhyncus firmus_, 131

Y.

Yaws, climatic distribution, 632

-- inoculation with, experimental, 127

-- -- producing no immunity to syphilis, 128

-- non-immunity to, produced by inoculation with syphilis, 128

-- pathogenic agent of, 114, 127, 128, 632

-- prophylaxis, 632

-- species of Sarcophaga concerned in dissemination of, 590

-- stages of, 632

-- treatment, 632

Yellow fever, mosquito carrier of, 574

-- -- _Paraplasma flavigenum_ said to be associated with, 180

-- -- transmission by Stegomyia, 555

-- pigment in kidney and liver cells in ancylostomiasis, 647

Yorke and Blacklock, classification of trypanosomes, 72

-- see also _Blacklock and Yorke_

-- see also _Stannus and Yorke_

Z.

Zarniko, case of _Oxyuridæ_ in nose, 696

Zeder, special class of cysticerci established by, 282

Zeller, _Echinococcus multilocularis_, 356

Zenker, development of _Trichinella spiralis_, 423

-- fatal case of infection by Trichinellæ, 423

-- _Linguatula serrata_, 527

Zenker’s solution, 749

Ziemann, infection by _Loa loa_, 678

-- varieties or sub-species of malignant tertian parasite, 167

Zinn, blood-stained diarrhœa from _Strongyloides stercoralis_
infection, 674

-- extract of male fern in expulsion of ancylostomes, 687

Zooparasites, 1

Zschokke, experimental infection of man with _Dibothriocephalus
latus_, 312

-- Rhinosporidium in horses, 197

Zuelzer, on spirochætes, 114, 741

Zululand, strain of _Trypanosoma brucei_ from, 94

Zürn, case of transmission of infection by _Demodex folliculorum
canis_ to man, 709

Zygotes of _Coccidia_, 141, 144

-- of gregarines, 132, 133

*Spelling inconsistencies*:
Ankylostoma/Ancylostoma/Anchylostoma
anthelminthic/anthelmintic
Endamœba/Entamœba
proglottids/proglottides
Bilharziasis/Bilharziosis

*Spelling corrections*:
Ater → After
breath → breadth
Schizotrvpanum → Schizotrypanum
cyle → cycle
vertebrate → vertebrates
the tickis in completely known → the tick is incompletely known
epthelial → epithelial
Protion → Portion
ooks → looks
succeded → succeeded
imes → times
Furthur → Further
tell → tells
o → of
ow → now
fo → of
cytologica → cytological
sucessfu → successful
Agchylostoma → Ancylostoma
Ancylostomalarve → Ancylostomalarven
lombr. → lumbr.
hyatid → hydatid
Szerlicky → Szerlecky
genita → genital
cystercerci → cysticerci
diagnoiss → diagnosis
cysticerus → cysticercus
s → is
n → In
protanrdic → protandric
Cuticule → Cuticle
cel → cell
fron → front
brought → bought
inmature → immature
ater → later
Acarides → Ascarides
artifically → artificially
cauity → cavity
an daccording → and according
he → the
synonomy → synonymy
follow → follows
Ecchinococcus → Echinococcus
Brachyera → Brachycera
NaHO → NaOH