69 



THE HORSE BOT-FLY. 



Gastrophilus equi Fab. 

 Exhibit: Eggs, larva, puparia, adult, and figure. 



THE "CHIN" FLY. 



Gastrophi/iis uasalis Linn. 

 Exhibit: Adult. 



THE WARBLE FLY. 



Hypoderma boris DeG. 

 ( A European species. ) 

 Exhibit: Eggs, adult, and figure. 



THE OX BOT; OX WARBLE. 



Hypoderitia lineata Vill. 



Exhibit: Larva, adult, and figure. 



THE SHEEP BOT FLY; HEAD MAGGOT. 



(Estrus oris Linn. 



Exhibit: Larva, puparia, adult, and figure. 



THE HORN FLY. 



Hii'inalobia serrata R. D. 



For special article see Riley and Howard, Insect Life, Vol. II, pp. 93-103. 

 Exhibit: Puparium, adult, and figure. 



THE SHEEP TICK. 



Melopluujiiff orimis Linn. 

 Exhibit: Adult and figure. 



THE SCREW- WORM FLY. 



Chrysoviyia macellaria Falj. 

 (Formerly Compsomyin.) 



For special article see Howard, Proc. Washington Acad. 8ci., Vol. II, p. 562, 1900. 

 Exhibit: Adult and figure. 



THE CAT AND DOG FLEA. 



Clenocephal'us canis Curtis. 



(Formerly Pulex serraticeps Gerv.) 



For full bibliography see Baker, Proc. U. S. N. M., Vol. XXVII, p. 438, 190 



Exhibit: Fiarure. 



Exhibit: Figure. 

 Exhibit: Figure. 



THE SUCKING HORSE-LOUSE. 



I{:{'))iatoj)i)tiis (isiiii ]>inii. 



THE SHORT-NOSED OX-LOUSE. 



Hivmatoplmta ruryKtcrxus Nitsch. 



THE LONG-NOSED OX-LOUSE. 



Hiemafopmus viluli Linn. 

 Exhibit: Adult and figure. 



THE CATTLE LOUSE. 

 Trichodectes scalaris Nitsch. 

 Exhibit: Adult and figure. 



THE SHEEP LOUSE. 

 Trichodectes sphaTOcephalus Nitsch. 

 Exhibit: Adult and figure. 



