KEY TO LAND MAMMALS OF NORTHEASTERN NORTH AMERICA 7I 



53 Lepus americanus Erxleben : American varying hare, p. ii6 



Represented by : 

 Lepus americanus struthopus Jiangs : Nova Scotia 



varying hare, p. 1 1 7 

 Lepus americanus americanus Erxleben : northern 



varying hare, p. 117 

 Lepus americanus virginianus (Harlan): southern 



varying hare, p. 117 

 Subgenus SylvilagUS Gray: p. 116 



54 Lepus floridanus Allen: cottontail, p. ii8 



Represented by : 

 Lepus floridanus transitionalis Bangs: northeastern 



cottontail, p. 118 

 Lepus floridanus mearnsi (Allen) : eastern prairie cotton- 

 tail, p. 118 

 Lepus floridanus mallurus (Thomas): southeastern cot- 

 tontail, p. 119 

 Order FERAE : flesh-eaters, p. 119 

 Suborder PINNIPEDIA : seals and their allies, p. 120 

 Family ROSMARIDAE : walruses, p. 120 

 Genus Rosmarus Scopoli : p. 120 



55 Rosmarus rosmarus (Linnaeus): Atlantic walrus, p. 120 



Family PHOCIDAE : earless seals, p. 121 

 Genus Cystophora Nilsson: p. 121 



56 Cystophora cristata (Erxleben): hooded seal, p. 121 



Genus Halichoerus Nilsson : p. 121 



57 Halichoerus grypus (Fabricius): gray seal, p. 122 



Genus Phoca Linnaeus: p. 122 

 Subgenus Pagophilus Gray : p. 122 



58 Phoca groenlandica Fabricius : harp seal, p. 122 



Subgenus Pusa Scopoli: p. 122 



59 Phoca hispida Schreber : ringed seal, p. 123 



Subgenus Phpca Linnaeus, p. 122 



60 Phoca vitulina Linnaeus: harbor seal, p. 123 



Suborder FISSIPEDIA : true carnivores, p. 120 

 Family FELIDAE : cats, p. 123 

 Genus Felis Linnaeus : p. 123 



