nˈoʊmɛn dˈuːbiəm lˈætɪn fɔːɹ "dˈuːbɪəs nˈeɪm": ɐ nˈeɪm dᵻskɹˈaɪbɪŋ ɐ fˈɑːsəl wɪð nˈoʊ juːnˈiːk dˌaɪəɡnˈɑːstɪk fˈiːtʃɚz.
Nomen dubium (Latin for "dubious name"): A name describing a fossil with no unique diagnostic features.