The first unambiguous tubulidentate was probably Myorycteropus africanus from Kenyan Miocene deposits.
ðə fˈɜːst ʌnæmbˈɪɡjuːəs tˈuːbjʊlˌɪdəntˌeɪt wʌz pɹˈɑːbəbli mˈaɪoːɹˌɪktɚɹˌɑːpəs ˈæfɹɪkˌænəs fɹʌm kˈɛnjən mɪˈoʊsiːn dᵻpˈɑːzɪts.