In Biology and Zoology it means that it belongs to the Family Bufonidae or more specifically to the Genus Bufo. In this taxonomic classification are the commonly called toads, which are amphibious batracios anuros.
JESFER family of the sapoid edits, a group belonging to amphibians. They are known as toads, but it is not exclusive because there are species from other families that are also called toads.