366 



INDEX 



gigas, 82 



hologaster, 82 

 Goniodes damicornis, 86 



stylifer, 84 

 Graimnocephalus, 281 

 Green-head fly, 36 

 Gyalocephalus, 281 



■ H 



Habronema megastoma, 245 



microstoma, 246 

 Haemaphysalis, 142 

 HEematobia serrata, 41 

 Haematopinus asini, 73 



eurysternus, 74 



macrocephalus, 73 



suis, 77 



urius, 77 

 Hsemonchus contortus, 268 

 Haemopis sanguisuga, 308 

 Harvest mites, 99 



effect, 100 



habits, 100 



protection from, 100 



treatment, 100 

 Heel fly, 57 

 Helminthes, 9 

 Helotism, 7 

 Hematic filariasis of the dog, 248 



diagnosis, 249 



occurrence, 248 



pathogenesis, 249 



theories as to infection, 249 



treatment, 250 

 Hematic filariasis of man, 249 

 Hemiptera, 22, 89 

 Hemosporidia, 323, 347 



difference in m:de of infection from 

 Coccidia, 337, 347 



relationship to other groups, 336, 

 347 



relative pathologic importance, 347 

 Hepatic coccidiosis of rabbits, 342 



Herpetomads, 316 



experiments with, 316 

 Herpetomonas donovani, 316 

 Heterakiasis of poultry, 242 



symptoms, 243 



treatment, 243 

 Heterakidse, 222, 242 

 HeterakinEB, 226 

 Heterakis, 226 



inflexa, 242 



papillosa, 242 



perspicillum, 242 



vesicularis, 242 

 Heteroxenous parasites, 8 

 Hippoboscidse, 21, 47 

 Hirudinea, 224, 307 

 Hirudo medicinalis, 309 

 Hook worm, 291, 292 

 Horn fly, 41 



control, 43 



effect, 42 



habits, 41 



life history, 41 



occurrences, 41 



protection from, 43 

 Horse bet flies, 5, 53 



effect of bots, 55 



habits, 53 



life history, 54 



treatment, 56 

 Horse leech, 308 



effect, 309 



mode of infestation, 309 



occurrence, 309 



treatment, 309 

 House fly, 11, 37, 189 



as a transmitter of infectious dis- 

 eases, 11, 38, 189 



control, 38 



habits, 38 



life history, 37 



longevity, 37 



protection from, 38 

 Hyalomma, 142 



