370 Tlui Farmer's Veterinary Adviser. 



Fig. 46. 



Fig. 47. 



Fig. 48. 



Fig. 50. 



Fig. 51. 



Fig. 46 — Sarcoptes Equi. Female. Fig. 47— Dermatophagus Equi. Female. 

 Fig. 48 — Dermatocoptes Equi. Female. Fig. 49 — Dermanyssus. (lien 

 louse.) Fig. CO— Garaasus of Fodder. Fig. Jl — Demodex. 



