,t''l 



i'li i h ^ 



'A 



878 



MONOGRAPHS OP NORTH AMERICAN RODENTIA. 



Table CXXII.— £<«< o/tpecimeiu examintd o/SFERUOPniLUS tridgcemlinkatc8 var. tridickmuneatus. 



> In Unseum of (.'oniparative Zoillogy, Cambridge, Maaa. 



■' '*! 



