SYSTEMATIC INDEX. 
MARSUPIATA. 
Didelphis Virginiana, Cuv. . 
cancrivora, Cuv. 
Petaurus sciureus, Geoff. . . . 
Order. RopENTIA. 
Sciuri. 
Sciurus maximus, Gmel. 
cinereus, Linn. 
niger, Fann... .. 
Palmarum, Linn. var. 
Pteromys Volucella, Cuv. 
Mures. 
Mus Barbarus, Linn. 
Castores. 
Castor Fiber, Linn. 
Hystrices. 
Hystrix cristata, Linn. 
Atherura fasciculata, Cu. 
Cavie. 
Dasyprocta Aguti, Illig. 
Ceelogenus subniger, F. Cuv. 
D 5S 
Chinchilla lanigera 
Order. PacHYDERMATA. 
Sues. 
Dicotyles torquatus, Cuv. 
labiatus, Cuv. .... 
55 
61 
