dɹˈɛpɐnˌæspiz ɑːɹ ɐsˈuːmd tə hæv lˈɪvd pɹaɪmˈɛɹᵻli ɪn mɚɹˈiːn ɛnvˈaɪɹənmənts ænd ɪz mˈoʊst kˈɑːmənli kˈæɹɪktɚɹˌaɪzd baɪ ðɛɹ ɹˈeɪlˈaɪk, hˈɛvili ˈɑːɹmɚd bˈɑːdiz, ɐlˈɔŋ wɪð ðɛɹ lˈæk ʌv pˈɛɹd fˈɪnz ænd dʒˈɔːz.
Drepanaspis are assumed to have lived primarily in marine environments and is most commonly characterized by their ray-like, heavily armored bodies, along with their lack of paired fins and jaws.