| Click | Citation |
1
|
67
| Allen, E. R. 1938. Notes on Wright's bullfrog, Rana heckscheri (Wright). Copeia 1938:50. |
2
|
128
| Allen, E. R., and W. T. Neill. 1954. Bullfrogs of Florida. Florida Wildlife 7(10):20–21, 40. |
3
|
160
| Altig, R. 1972. Notes on the larvae and postmetamorphic tadpoles of four Hyla and three Rana with notes on tadpole color patterns. Journal of the Elisha Mitchell Scientific Society 88:113–119. |
4
|
2848
| Hansen, K. L. 1957. Movements, area of activity, and growth of Rana heckscheri. Copeia 1957:274–277. |
5
|
7667
| Punzo, F. 1993. Effect of mercuric chloride on fertilization and larval development in the river frog, Rana heckscheri (Wright) (Anura: Ranidae). Bulletin of Environmental Contamination and Toxicology 51:575–581. |