ðˌoʊ wˈʌns kənsˈɪdɚd ɐ mˈɛtɹɪɹhˌɪntʃɪd, tˌɛlᵻˌɪdəsˈɔːɹəs hɐz sˈɪns bˌɪn fˈaʊnd təbi slˈaɪtli mˈoːɹ dˈɪstəntli ɹᵻlˈeɪɾᵻd tə ðiːz ˈænɪməlz wɪðˌɪn ðə sˌuːpɚfˈæmɪli mˈɛtɹɪɹhˌɪntʃɔɪdˌiə.
Though once considered a metriorhynchid, Teleidosaurus has since been found to be slightly more distantly related to these animals within the superfamily Metriorhynchoidea.