

Spermophiixs, F. Cuv. 

 cillllus. Pali. Eur. sept. 



xanlhoprjmnus, 5enn. Erzeroun 

 Frankliui, Rich. Illinois 



Hoodii, Rich. Am. sept. 



Cynomys, Rafin. 

 Gunnisonii, Say Am. tner. 



Myoxcs, Schreb. 

 glis, Linn. llal. tner. 



nitela, Gm. id. 



avellanarius, Linn. id. 



Mcs, Linn. 

 niusculus, Linn. Jtal. mer. 



dccumanus, Pali. id. 



sjlvalicus, Linn. id. 



Raugcri ? Ckilia 



pumilio, Sparm, C. B. Spei 



vulpinus ? ? 



Meriones, Illg. 

 afer, Dcsm. C. B. Spei 



albimanus. Van-Diem. 



melanurus, F. Cuv. Arabia 

 canadensis, Encycl. Canada 



PSAMMOMYS, Rupp. 



oLesus, Rupp. Algiria 



Otomys, F. Cuv. 

 capensis, F. Cuv. C. B. Spei 

 unisulcalus, F. Cuv. id. 



EuRYOTis, Brandt 

 rufus, Brandt Van-Diem. 



Hapalotis, Liclit. 

 albipes, Lichl. N.Hollan. 



HypcDAEUS, Illg. 

 amphibius, Linn. llal. mer. 

 arvalis, Pali. id. 



sublerraiicus, Selys id. 



Lemmds, Desm. 

 norvegicus, Desm. Eur. sept. 



Myodes, Pali. 

 hudsonicus, Sabin. Labrador 

 Nagcri, Schinz Alpes 



MiCROTUS, Schrk. 

 inccrlus, Selys Provincia 



leucurus, Z. Gerbe Alpes 



FiBER, Cuv. 

 zibethìcus, Desm. Am, sept. 



Saccophorus, Euhl. 

 mexicanus, Licht. Mexicus 



POEPHAGOMYS, F. CuV. 



ater, F. Cuv. Ckilia 



OcTODON, Benn. 

 Cumingii, Benn. Ckilia 



Abrocoma, Waterh. 

 Bennettii, ÌValerh. Ckilia 



Hesperomys, Waterh. 

 Darwinii, Waterh. Chilia 



Batuyergus, Illg. 

 maritimus, Desm. C.B.Spei 

 caeculiens, Brandt id. 



Chrysomy'S. 

 splendens, Rupp. Abyssinia 



Georychus, Illg. 

 capensis, Gray C. B. Spei 



CuTHONOERGVS, Nordm. 

 talpiiius, Eey. Volga 



Spalax, Oliv. 

 typhlus, Pali. Sxjria 



Dipus, Schreb. 

 gerboa, Desm. Barbarla 



jaculus, Pali. Sibiria 



Ctenodactylits , Gray 

 Massoni!, Gray Algiria 



Hydromy'S, Geoffr. 

 chrysogaster, Geoffr. Tasmania 



Mtopotamus, Comm. 

 bonariensis.Cbmm. Buen.Ayr. 



Castor , Linn. 

 Fiber, Linn. Eur. sept. 



— var. canadensis. Canada 



Lagostomus, Brook. 

 vistacela. Am. mer. 



Hystrix, Linn. 

 cristata, Linn. llal. mer, 



Eretuizon, F. Cuv. 

 Buffoni!, F. Cuv. Am. sept. 



Cercolabes, Brandt 

 insidiosus, Lichl. Brasilia 



