32 REV, J. E. HULL ON 



53. Myobia musculi, Schrank. 67. 



Common on Apodemus silvaticus and Sorex vulgaris. 

 Has all the appearance of a Sarcoptid. 



54. Myobia chiropteralis, Mich. 



On Vesperugo pipistrellus and Rhinolophns hipposideros. 



54a. Myobia ensifera, Poppe. 



On rats, wild and tame. Middlesex (Hirst). 



CHEYLETUS, Latreille. 



Legs normal. ■ Palp thick, with a strong claw and 

 one or two pectinate setae. Not parasitic. 



Type : ernditus, Schrank. 



1. Trichomes of legs and dorsum flabelliform ... ornatus. 



,, ,, setaceous ... 2 



2. Pedes i twice as long as the body ... ... vemistissivms. 



„ shorter ... ... ... ... ... erttditus, 



55. Cheyletus eruditus, Schrank. 66, 67, 68. 



Abundant everywhere, in the litter of barns, &c. ; in 

 meal and fodder ; in nests of Forf?tica n/fa, &c. 



56. Cheyletus venustissimus, Berl. 66, 67. 



In the open among grass ; in barns, &c., among 

 litter. Also on Apodemus silvaticus, and on the 

 hay moth, Caradrina cubicularis : not a parasite, 

 of course. 



Easily recognised by the pink colour and long slender 

 legs. 



57. Cheyletus ornatus. Can. 67. 



In barns and byres, among hay refuse. Ninebanks ; 

 not common. 



F. — Sub-family Eupodinae. 



Mandibles hooked or chelate. Palpi not appendiculate. 

 Legs of 5-6 articles. Eyes conspicuous, generally pearly 

 white. 



