pˈiː. ˌænɪsˈɪtsi, pˈiː. dɪsdʒˈʌŋktɪvəs, pˈiː. mˌʌltɪɹˈeɪdɪˌæɾəs, ænd pˈiː. pɑːɹdˈɑːliz lˈæk tʃˈiːk ˈoʊdɔntˌoʊdz, bˌʌt stˈɪl pəzˈɛs ðɪ ˈɛvɚɾᵻbəl tʃˈiːk plˈeɪts; ðɪs wʌz pɹˈiːviəsli jˈuːzd æz ɐ tɹˈeɪt tə dɪtˈɜːmɪn ðiːz fˈɪʃ æz pˈɑːɹt ʌvðə dʒˈɛnəs lˈɪpəsˌɑːɹkəs.
P. anisitsi, P. disjunctivus, P. multiradiatus, and P. pardalis lack cheek odontodes, but still possess the evertible cheek plates; this was previously used as a trait to determine these fish as part of the genus Liposarcus.