SMITHSONIAN CONTRIBUTIONS TO KNOWLEDGE 



VOL. 35, NO. 3, PL. 3 



Fig. 31 Fig. 32 Fig. 33 Fig. 34 Fig. 35 



Bight femur of Pipa americana Right femur of Bufo Right femur of Bufo Right femur of Bufo Right femur of Bufo 



(Surinam toad) agua (Bermuda toad) halophilus eolumbiensis lentiginosis woodhousii 



Fig. 40 

 Right femur of Sphenodon 

 punctatus (most primitive 



reptile) 



Fig. 41 



Right femur of Phrynosoma 

 cornutum 



Fig. 42 



Left temur of Chamaeleo 

 vulgaris 



Fig. 43 



Right femur of Phrynosoma 

 douglassii 



Fig. 44 



Right femur of Ptychozoon' 

 homalocephalum 



Fig. 45 Fig. 46 Fig. 47 Fig. 48 . Fig. 49 



Right femur of Iguana Left femur of Varanus Right femur of Left femur of Varanus Right femur of Varanus 



tubereulata salvator Amphibolurus barbatus arenarius nuchalis 



AMPHIBIANS AND REPTILES 



