There were no other tetrapods on the land and the amphibians were at the top of the food chain, with some occupying ecological positions currently held by crocodiles.
ðɛɹwˌɜː nˈoʊ ˈʌðɚ tˈɛtɹɐpˌɑːdz ɔnðə lˈænd ænd ðɪ æmfˈɪbiənz wɜːɹ æt ðə tˈɑːp ʌvðə fˈuːd tʃˈeɪn, wɪð sˌʌm ˈɑːkjʊpˌaɪɪŋ ˌɛkəlˈɑːdʒɪkəl pəzˈɪʃənz kˈɜːɹəntli hˈɛld baɪ kɹˈɑːkədˌaɪlz.