platl: XXXV I. 



\ W 



'^ 



Sai'cojyfc.s .scabifi ^ \ai: EquL. 



( 'hoiioifics spiitJii f'f'rtis 





Psoroptes lon/yirosl7is , \ar Eqiii . 



Dprninnxssu'i f/aUiiiai- 



Haines, del. after Megnin . 



MITES THAT INFEST THE HORSE 



