SMITHSONIAN CONTRIBUTIONS TO KNOWLEDGE 



VOL. 35, NO. 3, PL. 19 



Fig. 280 Fig. 280% Fig. 281 



Left femur of a shepherd dog (not a pure blood) Right femur of a dog Femur of a fox terrier (not a pure blood) 



Fig. 285 Fig. 286 



Right femur of a spaniel (not a pure blood) Left femur of Lepus cuniculus (rabbit) 



MAMMALS 



