PLATE XII. 



THE FRILLED LIZARD, Chlamydosaurug Kinyi. 



Figs. 1-6. BIPEDAL RUNNING PHASES, FROM INSTANTANEOUS PHOTOGRAPHS TAKEN BY THE AUTHOR WITH THE ANSCHUTZ HAND CAMERA. 

 Figs. 7 and 8. RUNNING AND RESTING ATTITUDES, DRAWN FROM LIFE BY F. W. FROHAWK. 



