"mˈɛtɹɪɹhˌɪntʃəs" hˈeɪstɪfɚɹ ænd "ˈɛm." pˈælpɪbɹˌɑːsəs ɑːɹ dʒənˈɛɹɪkli dɪstˈɪŋkt fɹʌmðə mˈɛtɹɪɹhˌɪntʃəs tˈaɪp spˈiːsiːz, wɪð hˈeɪstɪfɚ bˌiːɪŋ ɹᵻkˈʌvɚd æz ɐ dʒˌiːoʊsˈɔːɹiːn.
"Metriorhynchus" hastifer and "M." palpebrosus are generically distinct from the Metriorhynchus type species, with hastifer being recovered as a geosaurine.