76 Mites Injurious to Domestic Animals. 



Cheletoides uncinata, Heller, 1880. 

 A mucli less elongated form ttan the two species of SyringojMlus 

 figured above. It lives in the quills of the feathers of the peacock 

 {Pavo cristatus). 



Sarcopteriniis, Railliet, 1893. 

 Sarcofterinus ( = Har2nrhynchus) nidulayis, JSTitzsch, 1818, lives in 

 colonies in the follicles of the feathers, and gives rise to tumours 



Fig. 64. 



Dermanyssus aegyptius (p. 87), x 4-7. (a) Ventral aspect, (b) Dorsal 

 aspect. (After Hirst, BviU. Ent. Res. 1914.) 



or cysts in the skin. It occurs in a number of birds, including 

 pigeons. 



Sub-family Eupodinab. 

 Genus Tydeus, C. L. Koch, 1842. 

 Tydeus molestus, Moniez, 1889. 

 This mite is described by Moniez as occurring in very large 



