sˈʌbsᵻkwənt wˈɜːk baɪ pɹˈɑːf mˈɑːɹtɪn ɡlˈiːsnɚɹ æt ðə jˌuːnɪvˈɜːsᵻɾi ʌv ˈædəlˌeɪd dˈɛmənstɹˌeɪɾᵻd ðæt ðeɪ wɜːɹ ˌɪndˈiːd ʌv lˈeɪɾɪst pɹɪkˈæmbɹiən ˈeɪdʒ.
Subsequent work by Prof Martin Glaessner at the University of Adelaide demonstrated that they were indeed of latest Precambrian age.