— morphology, 262
Heterophyiidæ, 262
— morphology, 232
Heterotricha, 29, 200
Hexactinomyxon psammoryctis, spore of, 187
Hexamastix ardin-delteili, 624, 735
Hexapoda, classification, 431
Higueron, milk of, in ancylostomiasis, 754
Hilton, J., observation of encapsuled Trichinellæ, 423
Himasthlinæ, 269
— morphology, 233
Hindle, avian pathogenic spirochætes, 119
— experimental infection with Spirochæta duttoni, 117, 118
Hippius and Lewinson, relationship of Oxyuridæ to appendicitis, 698
Hippobosca camelina, 611
— capensis, 611
— equina, 611
— maculata, 611
— — bite of, 611
— rufipes, 98
— wings of various species, 611
Hippoboscidæ, 611
Hirudinea, 480
— alimentary canal of, 480
— anatomy of, 480
— body cavity of, 480
— cocoons of, 481
— excretory or segmental organs of, 481
— muscular system of, 480
— nervous system of, 481
— œsophagus of, 480
— pharynx of, 480
— sexual organs of, 481
Hirudo granulosa, used medicinally, 482
— medicinalis, geographical distribution, 481
— — habitat, 481
— — morphology, 481
— morphology, 481
— mysomelas, used medicinally, 482
— troctina, characters, 482
— — geographical distribution, 482
Histiogaster, characters, 515
— (entomophagus ?) spermaticus, 515
— — — habitat, 516
— — — synonyms, 516
— food of, 515
Histoplasma, 112
— association with splenomegaly, 112
— capsulatum, 112, 739
Hoffmann, formation of spores in Treponema pallidum, 125
Holostomata, ova of, development, 224
Holostomum variabile, hosts of, 6
Holothyrus coccinella, effects of bite of, 493
Holotricha, 29, 199
Homalomyia canicularis, larvæ of, 584, 585
— — — characters and habitat, 584
— scalaris, 585
Homoptera (footnote), 532
Hoplopsyllus anomalus, carrier of plague bacillus, 543, 547
— distinctive characters, 545, 547
Horse, piroplasmosis in, cause of, 174
— serum in cultivation of Treponema pallidum, 126
— sickness (Gambia), cause of, 100
Horses attacked by Leptus autumnalis, 486
— nagana fatal to, 94
— organs infected with echinococcus, percentage of frequency, 347
— “surra” in, 95
— trypanosomes in blood of, diseases associated with, 67, 68
Horwood, polypoid tumour of cervix uteri with Schistosoma infection, 643
Host, influence of parasites on, 8
House-fly, diseases spread by, 586
— see also Musca domestica
Howard, larvæ of Piophila casei, 583
— Melanolestes morio, 540
— and Clark, bug carrier of virus of poliomyelitis, 536
Howardia, characters, 567, 568
Howardina, characters, 564
Huber, chemically toxic effects of Ascaridæ, 650
— limitations in male fern administration, 671
— sites of cysticercus in body, 664
Hulecoetomyia, characters, 564
Human parasites, medical works on, 617
Humble-bee, nests of, larvæ of Homalomyia canicularis found in, 584
Hungary, Simulium columbaschensis plague in, 578
Hünsche, infection with Demodex folliculorum, 708
Hyalomma ægyptium, characters and morphology, 501, 502
— — Crithidia parasitic in, 104
Hyalomma ægyptium, farm stock sufferers from, in South Africa, 502
— characters of, 497
Hydatid, see Echinococcus
— disease, eosinophilia in, 652
— intoxication, 353
— sand, 350
Hydrocele in filariasis, 401
Hydrophobia, cell inclusions in, 207, 208
Hydrotæa meteorica, characters, 611
— — larvæ of, habitat, 585
Hymenolepididæ, 309, 323
Hymenolepis diminuta, 324, 662
— — hosts of, 326
— — — intermediate, 327, 328
— — larva of, morphology, 328
— — morphology, 326
— — occurrence in man, cases reported, 326
— — synonyms, 326
— lanceolata, 662
— — hosts of, 329
— — larva, host of, 329
— — morphology, 328
— — synonyms, 328
— morphology, 323
— murina, larval stage, development into tapeworm, 305
— nana, development, 324
— — diagnosis of presence in body, 661
— — expulsion of, drugs used for, 661, 662
— — geographical distribution, 324
— — habitat in body, 661
— — infection with, symptoms following, 324
— — morphology, 323
— — occurrence in man, 326
— — prevalence in children, 661
— — question of identity with H. murina, 324, 325
— — symptoms following infection by, 661
— — synonyms, 323
— (Tænia) murina, development without intermediate host, 17
— — — larval stages occurring in rat flea, 17
— — — omission of intermediate host by, 326
Hymenoptera, characters, 531, 532
Hypochondriac region, right, liver-fluke in, 244
Hypoderma bovis (cattle or warble fly), 595
— — — — — invading human integument, 595, 596
— — — — — larvæ of, in nose, 724
— — — — — — invading upper eyelid, 596
— — — — — — migration in body of cattle, 595
— diana, 596
— lineata, 596
— — geographical distribution, 596
Hypotricha, 29, 200
Hystrichopsylla, 548
— distinctive characters, 545

I.
Ichneumon, Indian, host of Paragonimus compactus, 251
Ichthyol in chyluria from Filaria bancrofti infection, 677
— paste, application in creeping disease, 732
Ichthyophthirius multifiliis, 206
— — morphology and life-history, 207
Ichthyosporidium, 195
Ijima, experimental infection of man with Dibothriocephalus latus, 312
— on Amœba miurai, 46
— Tristrongylus instabilis in man, 435
India, nasal myiasis in, 588
— North-West Provinces, percentage of pariah dogs in, affected with Paropisthorchis caninus, 257
Indian Plague Committee, proof of infection with Xenopsylla cheopis, 547
Infusoria, 198
— characters and habitat, 29, 198, 199
— classification, 199
— digestive processes, 26
— encystment of, 199
— hosts of, 199
— macronucleus and micronucleus of, 198
— mode of life, 199
— morphology of, 198
— reproduction of, 198
Ingram, Rhinosporidium cysts, 197
Inguinal tumour, ascarides escaping from, 656
Inouye, lung fluke disease, 639
Insecta, abdomen of, 529
— anatomy, 529
— blood of, colourless, 530
— development of, 530
— epidermis of, 530
— faceted eyes of, 530
— head of, 529
— intestinal canal of, 530
— metamorphosis of, 530
— nervous system of, central, 530
— — — intestinal, 530
— orders of, 531
— organs of respiration, 530
— — of touch, smell and hearing, 530
— pharyngeal ganglia of, 530
— sexual organs of, 530
— sexually distinct, 530
— thorax of, 529
Insect flagellates, 102, 104, 737
— — experimentally introduced into vertebrates, 104, 112, 737, 738, 739
Intestinal canal of Insecta, 530
— — of nematodes, 363
— obstruction, Ascaris in appendix causing, 654
— — set up by ascarides, 657
— — tract, habitat of Oxyuris vermicularis, 467
Intestine, blood-vessels of, penetration by amœbæ, 36
— coccidiosis of, in man, cases, 148
— Dipylidium caninum parasitic in, 660
— human, Entamœba coli parasite of, 618
— — invasion by Metastrongylus apri, 433
— — larvæ of Homalomyia found in, 584
— — Myriapoda parasitic in, 483
— large, cystic stage of Lamblia intestinalis found in, 59
— — Entamœba histolytica present in, 38
— — high injections into, in evacuation of Oxyuridæ, 698
— — human, Trichuris trichiura parasitic in, 678
— — irrigation in gangrenous dysentery, 619
— larvæ of Gastrophilus inhabiting, 599
— migration of oncospheres from, to liver, 302
— — of Oxyuris vermicularis from, lesions and irritative symptoms set up by, 694, 695
— number of females of Ancylostoma duodenale present in, mode of reckoning (footnote), 454
— occlusion of, due to massive accumulation of ascarides, 657
— parasites of, in relation to appendicitis, views of authors regarding, 652, 653, 654, 655
— — invading vermiform appendix, authors recording cases of, 652
— pathological changes in, due to ova of Schistosoma japonicum, 281
— perforation by Ascaris, 655, 656
— — — following diseased processes, 656
— small, Ascaris lumbricoides parasitic in, 687
— — Dibothriocephalus latus parasitic in, 658
— — human, inhabited by Tænia solium, 662
— — — Tænia saginata parasitic in, 667
— — inhabited by Hymenolepis nana, 661
— — migration of Ascaris lumbricoides from, to other parts of body, 464
— — normal habitat of Ascaris lumbricoides, 464
— — — situation of Trichomonas intestinalis, 55
— — possible invasion by Balantidium minutum, 204
— stenosis of, following infection by Tænia solium, 662
— Strongyloides stercoralis in, 755
— ulceration of, associated with Balantidium coli, 202
— Vorticellæ in, 206
— see also Myiasis, intestinal
Intra vitam staining of fresh preparations of Protozoa, 746
Inundation disease, see Kedani
Iodide, tincture of, applications in creeping disease, 731
Iodine enemata in flagellate dysentery, 625
— tincture of, in treatment of cutaneous and muscular cysticerci, 663
Iodoform with bicarbonate of soda, administration of, in expulsion of ascarides, 694
Ipecacuanha in amœbic dysentery, 619
— de-emetinized, in balantidian dysentery, 637
Iridocyclitis in trypanosomiasis, 623
Iron-hæmatoxylin stain, Heidenhain’s, 752
Isaac and van Velden, dissolution of parasitic products in serum of patients with bothriocephalus anæmia, 645
Isospora, 149
— bigemina, hosts of, 149
— — morphology, 149
— — occurrence in man, 149
— — synonyms, 149
Israelites, “fiery serpents” molesting, probable nature of, 386
Itch mites, see Sarcoptidæ
Itching resulting from clothes louse infection, 711
— set up by Tetranychus molestissimus, 488
Ivers, infection with Demodex folliculorum, 708
Ixodæ, characters of, 496, 497
Ixodes, characters of, 497
— hexagonus, characters and morphology, 500
— — hosts of, 500
— — synonyms, 500
— holocyclus, characters, 499
— — symptoms resulting from attacks of, 499
— plumbeus (dog tick), length of life apart from host, 495
— reduvius, act of coitus in, 495
— — disinfection against, 704
— — infection by, symptoms, 704
— — larvæ of, 495
— — life-history of, 494
— — method of oviposition, 494
— — see also Ixodes ricinus
— ricinus (dog tick), bite of, effects, 498
— — — prophylaxis against, 498
— — characters and morphology, 497, 498
— — confusion in nomenclature, 499
— — geographical distribution, 499
— — habitat and hosts of, 498, 499
— — synonyms, 499
— — transmission of Babesia bovis by, 177
Ixodidæ (ticks), carriers of various diseases to animals and man, 493
— — characters of, 493
— — classification of, 496
— — genera of, synonyms, 497
— — — synopsis of, 497
Ixodinæ, characters of, 496, 497
— transmission of Hæmosporidia by, 704
— and Argantinæ, distinguishing features between, 505

J.
Jackal, Dipylidium caninum parasitic in, 322
Jaksch, von, causation of ancylostoma anæmia, 647
Jamaica, Amblyomma cayennense pest in, 501
— Margaropus annulatus australis pest to man in, 505
James, genera of Anophelines (footnotes),562, 563
Janowski on the Trichomonads, 55
— presence of Cercomonads in intestine, 62
Janthinosoma, characters, 563, 571
Japan, Central, percentage of population infected with Clonorchis endemicus, 260
— illness set up by kedani mite in, 487
Japanese river or inundation disease, see Kedani
Jaundice, malignant, in dogs, carrier of, 493
— — — cause of, 177
Jaw, upper, nematode larvæ in periosteum of, associated with gingivitis, 378
Jejunum, flagellate stage of Lamblia intestinalis found in, 59
— human, habitat of Ancylostoma duodenale, 450
Jerboa, hæmogregarine in, 154
— inoculation of Trypanosoma lewisi into, 90
Jews, infection with Tænia saginata, 340
— inoculation against Oriental sore, 108
Jigger, see Dermatophilus penetrans
Joblotina, characters, 565
Johannseniella, 579, 580
Johns, cultivation of malarial parasites, 170
Jungklauss’s preparation as vermifuge, 673
Jürgens, case of amœbæ in urine, 46
— intestinal amœbæ, 36, 37

K.
Kabyles, tamné or thimni of, 598
Kahane, earth-eating in connection with Trichuris trichiura infection, 679
— Trichocephali in appendix, 655
— trichocephalus anæmia, 651
Kala-azar, canine, similarity to human infantile form, 103
— — transmission by dog fleas, 103
— dissemination of bug possibly connected with, 107, 536
— Indian, agents of transmission, 107
— — geographical distribution, 105
— — incubation period, 626
— — mortality great, 626
— — parasite of, 105, 626
— — preventive measures, 626, 627
— — symptoms and course, 626
— — treatment, 626
— infantile, 109, 627
— — ætiology, 111, 627
— — geographical distribution, 109
— — in adolescents and adults, 109
— — natural infection of dogs with, 110
— — preventive measures, 627
— — relation to Indian, 109
— — — to Oriental sore shown experimentally, 109
— — symptoms, 627
— — transmission by fleas, experiments to prove, 111
— — treatment, 627
— possible transmission by bed bug, 107, 713
Kaldrovils, cysticercus of eye mistaken for foreign body, 664
Kamala as vermifuge, 673
— in evacuation of Oxyuridæ, 697
Kaposi’s naphthol ointment, application in scabies, 707
Kartulis, case of amœbæ in urine, 46
— cerebral abscesses in amœbiasis, 35
— discovery of amœbæ in stools of dysentery patients, 30
— Entamœba kartulisi, 44
— experiments proving connection of amœbæ with dysentery, 30
— Sarcosporidia in man, 194
Karyolysus, 154
Kautsky, bilharziasis, 641
Kayser, eye affections due to Lucilia macellaria, 721
Kedani (Japanese river or inundation disease), 487, 703
— — — — — prophylaxis against, 703
— — — — — symptoms, 703
— mite, 487
— — characters of, 487
Kelly, bilharziasis of appendix, 642
Kent, Herpetomonas and Leptomonas, 102
Kerosene, destruction of Tabanidæ by, 601
Kerteszia, characters, 562, 569
Kholodkowsky, post-mortem discovery of Opisthorchis felineus, 253
Kidney and liver cells, yellow pigment in, in ancylostomiasis, 647
Kinghorn, transmission of Trypanosoma rhodesiense, 69
— and Yorke, tsetse-fly transmitting Trypanosoma rhodesiense, 608
— — transmission of Trypanosoma rhodesiense, 81
Kirmisson, trichocephalus infection in relation to appendicitis, 653
Klebs, early researches on malaria, 156
Klencke, early mention and depiction of malarial parasites, 157
Kloss, researches on Coccidia, 136
Klossia, 141
Knackers’ yards, infection of rats with Trichinella in, 427
Knoch, J., views on development of cestodes, 16
Kobayashi, second intermediate host for Clonorchis endemicus, 261
Koch, R., artificial infection of species of Glossina with human trypanosome, 605
— — discovery of amœbæ in stools of dysentery patients, 30
— — investigations of Proteosoma and Halteridium in birds, 158
— — relapses and latent infection of malaria, 158
— — researches on malaria, 158
— — — on Spirochæta duttoni, 117
Koch’s blue bodies in Theileria parva, 179
Kölliker, investigation of gregarines, 129
Koneff, favourable effects of expulsion of Ascaridæ, 650
Kousso flowers as vermifuge, 673
— in evacuation of Oxyuridæ, 697
Kraft, filmaron as vermifuge, 672
Kruse and Pasquale, nomenclature of amœbæ, 31
Küchenmeister, F., experimental rearing of tapeworms, 15
— — experiments as to metamorphosis of tapeworms, 15
— — expulsion of Ascaridæ, 693
— — nature of cysticerci, 282
Kuhnt, infection of human eye with filaria,