1889.] 



NATURAL SCIENCES OF PHILADELPHIA. 



Measurement of skin (in millimeters). 



Total length, ...... 



Tail, ........ 



Hind foot (without claws), .... 

 Middle toe of fore foot (without claw), 

 Middle toe of hind foot (without claw). 

 Longest claw of fore foot, .... 



Longest claw of hind foot, .... 



Measurements of skull (in millimeters). 



Total length, ...... 



( rreatest width, . . . . 



Length of nasals, 



Length of tooth row, ....... 



Front edge of first molar to posterior margin of incisor, 

 Greatest width of muzzle, ...... 



Width of interorbital bridge, ..... 



Center of occipital crest to line of hinder margin of orbits, 



273 



325 



126 

 36 

 7 

 9 

 5 

 6 



47 



28 



9 



10 



15 



7 



5 



18 



19 



