Abuur nooc ka sii adag weedhan Dusha sare ee lakabka ah waxaa ku jira isku-dhaf adag oo raad raad-raac ah, iyo lakabyo kale oo leh calaamadaha hadda jira.
Dabcan, qaab kale oo weedhan ka sii adag ayaa ah "Qeybo kale oo ka kooban ayaa ka kooban isku-dhafnaan fosil oo cufan; lakabyo kale ayaa leh astaamo hirar ah oo hadda jira, kuwaas oo laga yaabo inay ku sameysmeen durdurro dhuuban, oo leh godad daadsan oo laga yaabo inay martigeliyaan abuurayaasha raadadka fosil. "