Home›Amphibian Families›Era First Appeared›CretaceousBrowse ByCretaceousFactsCretaceousSourcesComments (0)Reader Challenges (0)FactsComparisonTaxonomic Rank OrderWell-attested6 1CretaceousFilter Results4 entriesTaxonomic RankAllFamily (4)Common GroupAllFrog and Toad Families (Anura) (3)Everyday GroupAllFrog and Toad Families (Anura) (3)Geographic DistributionAllAfrica (1)Antarctica (2)Asia (2)Australia (1)Europe (1)North Africa (1)North America (1)South America (1)Living or ExtinctAllYes (4)Show ResultsBrowseCompareSelect all 4BufonidaeCretaceousHylidaeCretaceousRanidaeCretaceousSalamandridaeCretaceousSources1. Wikipedia: Taxonomic ranktier 2WikipediaTaxonomic rank, Fundamental ranks section, rank sequence sentence, amphibian familiesQuote, Taxonomic rank, Fundamental ranks section, rank sequence sentence, amphibian familieskingdom, phylum or division, class, order, family, genus, and speciesView the SourceComments (0)No comments yet. Be the first to share a thought.Sign in to join the discussion.Reader Challenges (0)No disputes yet. Spotted an error or a better source? Open the first one.Sign in to dispute this or suggest a correction.