ɪt wʌz mˈoːɹ lˈaɪkli tə hɐvbɪn ɐ fˈɪltɚfˈiːdɚ ɔːɹ ɐ dᵻtɹˈaɪɾəsfˈiːdɚ, pˈɑːsᵻbli ɪnðə mˈænɚɹ ʌv lˈɑːɹvəl lˈæmpɹiz.
It was more likely to have been a filter-feeder or a detritus-feeder, possibly in the manner of larval lampreys.