Bul. 5, new series, Div. of Entomology, U. S. Dept. of Agriculture. PLATE I. 
© @ 
GASTROPHILUS EQUI IN STOMACH OF HORSE. 
Fic. 1.—Bots on the walls of a horse’s stomach. (From a photograph by the author.) 
Fig, 2.—Portion of stomach wall showing points of attachment of bots. (From a photo- 
graph by the author.) 
