X CONTENTS. 



Order Camivora — Continued. 



Family Mustelidse — Continued. Page. 



Subfamily Melinse 102 



Genus Tayra Oken 102 



Genus Grison Oken 103 



Genus Spilogale Gray 103 



Genus Mephitis Geoffrey and Cuvier 107 



Subgenus Mephitis Geoffrey and Cuvier v 107 



Subgenus Leucomitra Howell 110 



Genus Conepatus Gray ". Ill 



Subgenus Oryctogale Merriam Ill 



Subgenus Marputius Gray 112 



Genus Taxidea Storr 112 



Subfamily Lutrinse 113 



Genus Lutra Brisson 113 



Genus Latax Gloger 115 



Family Felidse 115 



Genus Felis Linnaeus 115 



Genus Lynx Kerr 118 



Order Pinnipedia 121 



Family Otariidse 121 



Genus Zalophus Gill 121 



Genus Eumetopias Gill 121 



Genus Callorhinus Gray 122 



Genus Acrtocephalus F. Cuvier 122 



Family Phocidse 122 



Genus Phoca Linnaeus 122 



Subgenus Phoca Linnaeus 122 



Subgenus HistrioiDhoca Gill 123 



Subgenus Pusa Scopoli 123 



Subgenus Pagophilus Gray 124 



Genus Erignathus Gill 124 



Genus Monachus Fleming 124 



Genus Halichoerus Nilsson 125 



Genus Mirounga Gray 125 



Genus Cystophora Nilsson 125 



Family Odobenidae * 126 



Genus Odobenus Brisson 126 



Order Rodentia 126 



Family Muridse 126 



Subfamily Cricetinae 126 



Genus Onychomys Baird 126 



Genus Reithrodontomys Giglioli 129 



Genus Baiomys True 136 



Genus Peromyscus Gloger 138 



Subgenus Haplomylomys Osgood 138 



Subgenus Peromyscus Gloger 142 



Subgenus Megadontomys MeiTiam 169 



Subgenus Ochrotomys Osgood 170 



Subgenus Podomys Osgood 170 



Genus Oryzomys Baird 171 



Genus Zygodontomys Allen 177 



Genus Sigmodontomys Allen 178 



Genus Megalomys Trouessart 178 



