@article {298,
	title = {The Population Dynamics of the Cliff Frog, Syrrhophus MarnockiThe American Midland Naturalist},
	volume = {54},
	number = {2},
	year = {1955},
	pages = {342-381},
	author = {Jameson, D L}
}
@article {276,
	title = {Notes on Mexican Toads of the Genus Tomodactylus with the Descriptions of Two New SpeciesHerpetologica},
	volume = {11},
	year = {1955},
	pages = {154-160},
	author = {Davis, W B and Dixon, J R}
}
