The Amphibians and Reptiles of Illinois. Illinois Natural History Survey Bulletin, Champaign, IL, v. 28, n. 1-3, p. 1–298, 1961. DOI: 10.21900/j.inhs.v28.167. Disponível em: https://iopn.library.illinois.edu/journals/inhs/article/view/167.. Acesso em: 19 may. 2024.