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THE HORSE BOT-FLY. 
Gastrophilus equi Fab. 
Exuipit: Eggs, larva, puparia, adult, and figure. 
THE ‘‘CHIN” FLY. 
Gastrophilus nasalis Linn. 
Exuisir: Adult. 
THE WARBLE FLY. 
Hypoderma bovis DeG. 
(A European species. ) 
Exnursit: Eggs, adult, and figure. 
THE OX BOT; OX WARBLE. 
Hypoderma lineata Vill. 
Exuisit: Larva, adult, and figure. 
THE SHEEP BOT FLY; HEAD MAGGOT. 
(Estrus ovis Linn. 
Exnuisit: Larva, puparia, adult, and figure. 
THE HORN FLY. 
Hexmatobia serrata R. D. 
For special article see Riley and Howard, Insect Life, Vol. II, pp. 93-103. 
Exnureit: Puparium, adult, and figure. 
THE SHEEP TICK. 
Melophagus ovinus Linn. 
Exuisit: Adult and figure. 
THE SCREW-WORM FLY. 
Chrysomyia macellaria Fab. 
(Formerly Compsomyia. ) 
For special article see Howard, Proc. Washington Acad. Sci., Vol. II, p. 562, 1900. 
Exuisit: Adult and figure. 
THE CAT AND DOG FLEA. 
Clenocephalus canis Curtis. 
(Formerly Pulex serraticeps Gerv.) 
For full bibliography see Baker, Proc. U. 8. N. M., Vol. XX VII, p. 438, 190 
Exuisit: Figure. 
THE SUCKING HORSE-LOUSE. 
Hematopinus asint Linn. 
Exuisir: Figure. 
THE SHORT-NOSED OX-LOUSE. 
Hematopinus eurysternus Nitsch. 
ExuisiT: Figure. 
THE LONG-NOSED OX-LOUSE. 
Hematopinus vituli Linn. 
Kixaipir: Adult and figure. 
THE CATTLE LOUSE. 
Trichodectes scalaris Nitzch. 
Exuisir: Adult and figure. 
THE SHEEP LOUSE. 
~ Trichodectes spherocephalus Nitsch. 
Exursit: Adult and figure. 
