Brown, L.E.Catalog of American amphibians and reptiles.2010-02-152010-02-151973http://hdl.handle.net/1969.3/20761p. 133.1-133.2.This is a summary of existing knowledge and a complete bibliography of the endangered Houston toad. The species is known to occur in southwestern Houston, Harris County; Bastrop County; and Burleson County only.amphibiansrare speciesendangered speciesbibliographiesgeographical distributionchapter