|
1893
|
Stejneger, Leonhard H. Annotated list of the reptiles and batrachians collected by the Death Valley Expedition in 1891, with descriptions of new species. North American Fauna 7:159–228
|
|
1962
|
Tihen, Joseph A. A review of new world fossil bufonids. American Midland Naturalist 68(1):1-50
|
|
1985
|
Stebbins, Robert C. Peterson Field Guide to Western Reptiles and Amphibians. 2nd ed. Houghton Mifflin Company, Boston, Massachusetts. pp.
|
|
1998
|
Altig, Ronald, Roy W. McDiarmid, K. A. Nichols, and Peter C. Ustach. A key to the anuran tadpoles of the United States and Canada. Contemporary Herpetology Information Series (2):
|
|
2004
|
Pauly, Gregory B., David M. Hillis, and David C. Cannatella. The history of a Nearctic colonization: Molecular phylogenetics and biogeography of the Nearctic toads (Bufo). Evolution 58:2517-2535
|
|
2005
|
Lannoo, Michael (Editor) Amphibian Declines: The Conservation Status of United States Species. University fo California Press, Berkeley. 1115pp.
|
|
2008
|
Pauly, Gregory B. Phylogenetic systematics, historical biogeography, and the evolution of vocalizations in Nearctic toads (Bufo). Dissertation. University of Texas, Austin. 165pp.
|
|
2013
|
Dodd, C. Kenneth. Frogs of the United States and Canada. John Hopkins University Press, Baltimore, Maryland. 982pp.
|
|
2016
|
Peralta-Garcia, Anny, Dean H. Leavitt, Bradford D. Hollingsworth, and Tod W. Reeder. The phylogenetic position of the Little Mexican Toad, Anaxyrus kelloggi, using molecular data. Journal of Herpetology 50(3):471-475
|
|
2023
|
Dodd, C. Kenneth. Frogs of the United States and Canada. Second Edition. John Hopkins University Press, Baltimore, Maryland. 1032pp.
|