ðə fˈɑːsəl wʌz ðˈɛn dᵻpˈɑːzɪɾᵻd ɪnðə jˌuːnɪvˈɜːsᵻɾi ʌv ɐlˈæskə mjuːzˈiəm ænd dᵻskɹˈaɪbd ɪn tˈuː θˈaʊzənd fˈaɪv baɪ ɹˈoʊlənd ɡˈæŋɡlɔf ænd kˈɑːliːɡz æz bᵻlˈɔŋɪŋ tʊ ɐ pˌækɪsˌɛfɐləsˈɔːɹiːn klˈoʊsli ɹᵻlˈeɪɾᵻd tuː, ænd pˈɑːsᵻbli, pˌækɪsˌɛfɐləsˈɔːɹəs.
The fossil was then deposited in the University of Alaska Museum and described in 2005 by Roland Gangloff and colleagues as belonging to a pachycephalosaurine closely related to, and possibly, Pachycephalosaurus.