ðə pɹˈɛzəns ʌv ðɪs bˈoʊn ɪnðə tˈaʊtʌnh fɔːɹmˈeɪʃən ɛkstˈɛndz ðə ɹˈeɪndʒ ʌv tɹˈɛmɐtˌɑːsəɹˌɔɪdz ˌɪntʊ ðə mˈɪdəl dʒjʊɹɹˈæsɪk, mˌeɪkɪŋ ɪt wˈʌn ʌv ˈoʊnli θɹˈiː ɡɹˈuːps ʌv tˈɛmnəspˌɑːndɪlz ðæt sɚvˈaɪvd ðə tɹaɪˈæsɪkdʒjʊɹɹˈæsɪk ɛkstˈɪŋkʃən ᵻvˈɛnt ðɪ ˈʌðɚ tˈuː bˌiːɪŋ ðə bɹˈækɪˌɑːpɔɪdˌiə ænd pˈɑːsᵻbli ðə kˌæpɪɾəsˈɔːɹiə.
The presence of this bone in the Toutunhe Formation extends the range of trematosauroids into the Middle Jurassic, making it one of only three groups of temnospondyls that survived the Triassic-Jurassic extinction event (the other two being the Brachyopoidea and possibly the Capitosauria).