Great Basin Naturalist Volume 53 Number 4 Article 12 12-28-1993 Distribution of the southwestern toad (Bufo microscaphus) in Arizona Brian K. Sullivan Arizona State University West, Phoenix, Arizona Follow this and additional works at: https://scholarsarchive.byu.edu/gbn Recommended Citation Sullivan, Brian K. (1993) "Distribution of the southwestern toad (Bufo microscaphus) in Arizona," Great Basin Naturalist: Vol. 53 : No. 4 , Article 12. Available at: https://scholarsarchive.byu.edu/gbn/vol53/iss4/12 This Note is brought to you for free and open access by the Western North American Naturalist Publications at BYU ScholarsArchive. It has been accepted for inclusion in Great Basin Naturalist by an authorized editor of BYU ScholarsArchive. For more information, please contact
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[email protected]. Great Basin Naturalist 53(4), pp. 402-406 DISTRIBUTION OF THE SOUTHWESTERN TOAD (BUFO MICROSCAPHUS) IN ARIZONA Brian K. Sullivanl Key words: Bufa microscaphus, southwestern toad, Arizona, distribution, amphibian decline, riparian habitat, hybridization. The current distribution and status of pop adult toads were found, they were measured ulations of the southwestern toad, Bufo (snout-vent length in mm, SVL), pho microscaphus, are of considerable interest tographed, and released or retained as vouch given the suspected decline in anuran er specimens (deposited in the ASU Verte amphibians in the western United States brate Collection). If larvae were present, a (Blaustein and Wake 1990, Sweet 1991). This sample was collected and returned to the lab bufonid, typically associated with riparian oratory for rearing to allow confident identifi habitats in the desert Southwest, is largely cation (larvae of Bufo woodhousii and B.