FIFTEENTH ANNUAL REPORT 71 



During the past two years the collection of rodents has been 

 steadily growing in importance. The following is a list of the 

 species on exhibition at the close of the year 1910 : 



Rodents in the Zoological Park 



HARES AND RABBITS (LepOTldae) 



Mexican Swamp Rabbit Lejnis palustris 



Cotton-Tail Rabbit Lepiis palustris mallurus 



Domestic Rabbits, various breeds. (Nursery stock.) 



SQUIRRELS AND MARMOTS (Sciuridae) 



Thirteen-Lined Spermophile Spermophilus 13-lineatus 



Desert Spermophile Spermophilus leucurus 



Richardson Spermophile Spermophilus richardsoni 



Woodchuck Arctomys monax 



Prairie-''Dog" , Cynomys ludovicianus 



European Squirrel Sciurus vulgaris 



Mexican Squirrel Sciurus aureogaster 



Central American Squirrel Sciurus variabilis 



Cuban Squirrel Sciurus chrysurus 



Variable Squirrel Sciurus griseo-flavus 



Gray Squirrel Sciui'us carolinensis 



Black Squirrel Sciurus carolinensis niger 



Fox Squirrel Sciurus ludovicianus 



White-Headed Squirrel Sciurus macrouroides 



Malabar Squirrel Sciurus malabaricus 



Chipmunk Tamias striatus 



African Ground Squirrel Xerus capensis 



Flying Squirrel Sciuropterus vokms 



BEAVERS (Castor idae) 

 American Beaver Castor ca^iadensis 



KANGAROO RATS (Heteromyidae) 

 Kangaroo Rat Dipodomys merriami 



POCKET GOPHERS (Geomyidae) 

 Harsh-Coated Pocket Gopher Geomys hispidus 



DORMICE (GUridae) 



Squirrel-Tailed Dormouse Myoxiis glis 



Lesser Dormouse Myoxus dryas 



English Dormouse Muscardinus avellanarius 



