6 ^<=5 S 



219.— Skull, Teeth, and Paws of Aplodontia. 



2£0.— Nciihcin Grev and lliaek Squirrel, 





823.— Commcn Gmand Squirrel. 





SS2.— Rocky M"ar.tain Flyin; !=qiiirrel. 



223.— Tcetli of TamiM. 



221 — Mala!;ar Squirrel. 



C24.— Te«th of Sciunu. 



53 



