A PROVISIONAL LIST OF THE MAMMALS OP NORTH AND CEN- 

 TRAL AMERICA AND THE W^BST INDIAN ISLANDS. 



By FREDERICK W. TRVE. 



Curator of the Department of Mammals. 



Class MAMMALIA. Mammals. 



Subclass DiDELPHIA. 



Order MARSUPIALIA. Marsupials. 



FamUy DIDELPHID^. The Opossums. 



Chironectes variegatus, Illiger. Water Opossum. 

 Guatemala to Brazil. 



Didelphys muriuus, Linn6. Murine Opossum. 

 Mexico to Brazil. 



Didelphys Derbianus, "Waterhouse. Derby's Opossum^ 

 Nicaragua to Peru. 



Didelphys ciuerea, Temminck. Ashy Opossum. 



Costa Eica to Brazil. 

 Didelphys quica, Temminck. Quica Opossum. 



Mexico to Brazil. 



Didelphys aurita, Max. zu Wied. Azara's Opossum. 



Costa Eica to Uruguay. 

 Didelphys virginiana, Kerr. Common Opossum. 



United States to Guatemala. 



Subclass MONODELPHIA. 



Order EDENTATA. Edentates. 



Suborder Pilosa. 



Family BEADYPODID^. The Sloths. 



Cycloturas didactylus, (Linn6) Alston. Unau or Two-toed Sloth. 

 Guatemala to Northern Brazil and Peru. 



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