dᵻpˈɛndɪŋ ˌɔn wˌɪtʃ tˈæksə ɑːɹ ɪŋklˈuːdᵻd ðɪ ˈɔːɹdɚ mˌeɪhɐv ɹˈeɪndʒd fɹʌmðə lˈeɪt kˌɑːɹbənˈɪfɚɹəs tə ðɪ ˈiːəsˌiːn bˌʌt ðə kənsˈɛnsəs ɪz ðæt ˌiːəsˈʌkiənz ɑːɹ kənfˈaɪnd tə ðə pˈɜːmiən ænd tɹaɪˈæsɪk.
Depending on which taxa are included the order may have ranged from the late Carboniferous to the Eocene but the consensus is that eosuchians are confined to the Permian and Triassic.