The largest living amphibian is the  South China giant salamander (Andrias sligoi), but this is dwarfed by prehistoric temnospondyls such as Mastodonsaurus which could reach up to  in length.
ðə lˈɑːɹdʒɪst lˈɪvɪŋ æmfˈɪbiən ɪz ðə sˈaʊθ tʃˈaɪnə dʒˈaɪənt sˈælɐmˌændɚ ˈændɹiəz slˈɪɡɔɪ, bˌʌt ðɪs ɪz dwˈɔːɹft baɪ pɹˌiːhɪstˈɔːɹɪk tˈɛmnəspˌɑːndɪlz sˈʌtʃ ɐz mˌæstədənsˈɔːɹəs wˌɪtʃ kʊd ɹˈiːtʃ ˌʌp tʊ ɪn lˈɛŋθ.