132 POPULAR OFFICIAL GUIDE. 



Fox Squirrel Sciurus ludovicianms. 



White-Headed Squirrel Sciurus macrouroides. 



Malabar Squirrel Sciurus malabaricus. 



Chipmunk Tamias striatus. 



African Ground Squirrel Xerus capensis. 



Flying Squirrel Sciuropterus volant. 



beavers (Castoridae) 

 American Beaver Castor canadensis 



kangaroo rats (Heteromyidae) 

 Kangaroo Rat Dipodomys merriami. 



pocket gophers (Geomyidae) 

 Harsh-Coated Pocket Gopher Geomys hispidus. 



dormice (Gliridae) 



Squirrel-Tailed Dormouse Myoxus glis. 



Lesser Dormouse Myoxus dry as. 



English Dormouse Muscardinus avellanarius. 



mice and rats (Muridae) 



Domestic Mouse — Unusual Color Phases .... Mus musculus. 



Japanese Waltzing Mouse Mus musculus. 



Black Rat Mus rattus. 



Black-and-White Rat Mus norwegicus. 



Gray-and-White Rat Mxis norwegicus. 



Porcupine Mouse A corny s cahirinus. 



Egyptian Gerbille Oerbillus pyramidum. 



Muskrat Fiber zibethicus. 



Cotton Rat Sigmodon hispidus. 



jerboas (Dipodidae) 

 Greater Jerboa Dipus aegyptius. 



COYPU and spiny rats (0 ctodontidae) 



Coypu Rat Myocastor coypu. 



Hutia : Cuban Tree Rat Capromys pilorides. 



Short-Tailed Hutia Capromys browni. 



porcupines (Hystricidae) 



Canada Porcupine Erethizon dorsatus. 



Brazilian Porcupine Sphingurus prehensilis. 



African Porcupine Hystrix cristata. 



viscachas and chinchillas (Chincliillidae) 



Viscacha Lagostoma trichodactylu$. 



agoutis (Dasyproctidae) 



Golden Agouti Dasyprocta agouti 



Gray Agouti ... Dasyprocta prymnolopha. 



cavies (Caviidae) 



Domestic Cavy Cavia porcellus. 



Capybara Ilydrochaerus capybara. 



Patagonian Cavy Dolichotis patagonica. 



