dɹˈɛpɐnˌæspiz wʌzɐ smˈɔːl, flˈæʔn̩d fˈɪʃ wɪð ɐ hˈɛvili ˈɑːɹmɚd bˈɑːdi ðæt ɹˈeɪndʒd fɹʌm tˈɛn tə θˈɜːɾi sˌiːˈɛm lˈɔŋ ɪn sˈaɪz.
Drepanaspis was a small, flattened fish with a heavily armored body that ranged from 10 to 30 cm long in size.