SPECIES OF MAMMALIA. 



Mus Cahirinus, Geoffroy, Collect, du Mus. Echimys, 

 d'Egypte, Ejusdem, Egypt, partie d'Hist. Nat. 

 Icon. Geoffroy'' s Egypt, pi. 5. f. 2. 

 Inhabits Egypt. 



Cricetus. Dentition like that of Mus; cheek pouches; 

 body low on the legs ; head thick ; ears oval and round ; toes 

 like those of the Mus, or with Jive toes on the fore-feet. 



606. I. C. Vulgaris (the Common Hamster.) Grayish 

 fawn-colour above ; black underneath, with three large 

 yellowish spots on each side, one white spot on the throat, 

 and another under the chest. 



Mus Cricetus, Pallas, Glires, 83. Glis Cricetus, Erxle- 

 ben. Glis Marmota Argentoratensis, Brisson, Quad. 166. 



Hamster, Buff", t. 13. Hamster Rat, Pennant, Quad. ii. 

 206. 



Icon. Schreber, tab. 198, A. Buff. I. c. pi. 14. 



Inhabits the central and northern parts of Europe and 

 Asia. 



Var. a. Black, with a little white round the mouth, on 

 the nose, edge of the ears, feet, and end of the tail. 



607. 2. C. Migratorius (Yaik Hamster.) Ashy-gray 

 above; white underneath; muzzle, round the nostrils, and 

 feet, white; ears indented. About four inches long; tail 

 less than an inch. 



Mus Accedula, Pallas, Glires, pa. 74. Mus Migratorius, 

 ejusd. Voyage. Cricetus Migratorius, Desm. 318. 



Yaik Rat, Pen. ii. 210. Le Hagri, Vicq. d'Azyr. Syst. des 

 Anim. ii. 395. 



Icon. Pallas, Glires, pi. 18, A. Schreber, tab. 197. Ency. 

 Method. 10, f. 2. 



Inhabits the vicinity of the Yaik, in Siberia. 



233 



