140 



rdll.TKV DISKASlvS AND THEIR TREATMENT. 





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f'i»- 3i- Section of the skin of the leg of a fowl affected with 

 scaly leg. 



a. Papilla witli pigment cells. 



b. Lj'niphatic tissue in the papilla. 



c. Epidermis: stratum profunduni. 



d. Epidermis : .stratum corneum. 



e. Section through a mite. 



e. Section througli a mite showing head and 2 pairs of legs. 



f. Young mite. 



g. Cavity excavated by mites. 

 h. Excrement of mite. 



i. Horny layer lietwccn the mite excavations. 

 (From Haiduk, after Olt). 



