A'htes Injurious to Domestic Animals. 57 



Fig. 41. 



(a) Syringophilus bipectinatus (p. 74). — A Cheyletid mite living in the 



quills of the feathers of the domestic fowl, X 97. (b) Syringophilus 



columbae (p. 75), I from quill of domestic pigeon. Dorsal aspect of 



females. (Original.) 



