Plate XXXVII 



Southern bullfrog (Rana grylio) 



1. Male, Billy Id., Ga. April 29, 192 1. Ventral aspect, x 0.4. 



2. Female, Billy Id., Ga. June 22, 1921. Ventral aspect, x 0.4. 



3. Transforming frog. Billy Id., Ga. April 26, 1921. Lateroventral aspect, x 0.4. 



4. Male croaking, Long pond, Billy Id., Ga. May 19, 192 1. Flashlight. 



5. Mature tadpole, Billy Id., Ga. August 4, 1922. x i.o. 



6. Tadpole with four legs, Billy Id., Ga. .June 5, 192 1. x 0.4. 



7. Transformed frog, Billy Id., Ga. April 26, 192 1. x 0.4. 



8. Site of egg mass in cypress glade west of Minne Lake, Ga. June 10, 1921. 



9. Bullfrog pond looking S. S. W. Billy Id., Ga. June 16, 192 1. 



