| Click | Citation |
1
|
7556
| Austin, J. D., S. C. Longheed, L. Neidrauer, A. A. Chek, and P. T. Boag. 2002. Cryptic lineages in a small frog: the post-glacial history of the spring peeper, Pseudacris crucifer (Anura: Hylidae). Molecular Phylogenetics and Evolution 25:316–329. |
2
|
2873
| Harper, F. 1939. A southern subspecies of the spring peeper (Hyla crucifer). Notulae Naturae No. 27, Academy of Natural Sciences of Philadelphia. 4pp. |
3
|
2953
| Hedges, S. B. 1986. An electrophoretic analysis of Holarctic hylid frog evolution. Systematic Zoology 35:1–21. |
4
|
3315
| Jameson, D. L., and R. C. Richmond. 1971. Parallelism and convergence in the evolution of size and shape in holarctic Hyla. Evolution 25:497–508. |
5
|
7079
| Moriarty, E. C., and D. C. Cannatella. 2004. Phylogenetic relationships of the North American chorus frogs (Pseudacris: Hylidae). Molecular Phylogenetics and Evolution 30:409–420. |