ɪɾ ɪz ɪmpˈoːɹtənt tə nˈoʊt, haʊˈɛvɚ, ðæt wɛn ðɪ aɪdˈɛntɪfɪkˈeɪʃən ʌv ɹˈeɪdɪəl ɹˈɪdʒᵻz ʌv dˈoːɹsəl ænd vˈɛntɹəl plˈeɪts ʌv dˈiː. dʒˌɛmjuːˌɛndənˈɛnsɪs æz sˈɛnsɚɹi lˈaɪn kənˈælz wɜː mˌeɪd baɪ dˈʌbəljˌuː. ɡɹˈoʊs ɪn nˈaɪntiːnhˈʌndɹɪd sˈɪksti θɹˈiː, ɪt spˈɑːɹkt sˌʌm dᵻbˈeɪt fɹʌm pˌeɪliːoʊntˈɑːlədʒˌɪsts ˈɑːbɹəʃˌɛv ænd hˈælstɛd tˈɑːɹloʊ.
It is important to note, however, that when the identification of radial ridges of dorsal and ventral plates of D. gemuendenensis as sensory line canals were made by W. Gross in 1963, it sparked some debate from paleontologists Obruchev and Halstead Tarlo.