THE COLUMELLA AUEIS IN AMPHIBIA. 

 B. P. KINGSBUKY AND H. D. EEED. 



PLATE IV. 



Fig. 35. — Adult Ambv.stouia. 



Fig. ,3G. — Transfoniiinff Cbondrotns. 



Fig. .37. 

 Transformiug Ambystouia. 



Fig. .38. — Tvansforiuing Cliondrotu.s. 



Fig. 39. 

 Embryo Ambystouia. 



I 



The Journal of Mokphologt. — Vol. XX, No. 4. 



