Sarcoptidee. 107 



Genus: Tyroglyphus (tyros cheese, cheese scooper). With 

 smooth hairs and caruncle on tarsus. Males with 

 copulating bursa. 



T. SiRO (siros pit). On cheese, farina, etc. Accident- 

 ally on animals. 



T. LoNGiOR. Long T. On same. 



Genus : Glyciphagus (glycys sweet, phagein to eat). 



G. Cursor. Wandering G. (Sarcoptes Hippo- 

 PODOS ?) In farina, on carcases, meat, etc. 



Sub-Family IvISTrophorin^ (listreuo to dig). S. Gliricola). 



Genus : lyiSTROPHORUS. Ovoid body. Broad shield on head 

 and thorax. Lips prolonged as pincers. Lives in 

 hair. 

 L. GiBBUs. Hunched L. Shield notched above. 

 Male with flat bifid posterior appendix. Fur of 

 hares and rabbits. 

 L. MuSTEL^. Shield divided transversely in two. 

 Male notched at caudal extremity. Fur of ferrets, 

 etc. 



Sub- Family Analgesin^ (analgesia want of feeling). S. Plum- 

 icola). In plumes. On plumules in summer ; in 

 quills or cutaneous follicle in winter or when moult- 

 ing. Males with copulatory sac. 



FrEyana Anatina. Duck, turkey. 



Pterolichus Obtusus. Partridges, pheasants. 



Falciger Rostratus. Pigeons. 



Megninia Ginglymura. Pheasants. 



M. Cubitalis. Chickens. 



M. Asternaws. Chickens, pigeons. 



M. Velata. Duck. 



Proctophylodes (Pterophagus) Strictus. Pigeons. 



Dermoglyphus Elongatus. (glypheys carver). 

 Chicken. 



D. (Analges) Minor. Chicken. 



D. Minor var. Simiws. Guinea-fowl. 



D. Varians. Guinea-fowl. 



Sub-Family Sarcoptid^ Epidermicola (sarx flesh, kopto to 

 cut). Epidermoptes Bilobatus, (Symbiotes 

 Avium). E. Bifurcatus. 



Sub-Family Cytoditin^ (cyton hollow). SARCOPTiDy^ Cysti- 

 cola). 



