Erosional roboto laarin awon stratigraphic gba ti wa ni mo bi unconformities, sugbon ko gbogbo unconformities ti wa ni sin ogbara roboto.. 
Orin kíkọ ló kọ́kọ́ gbè síta gbangba, lẹ́yìn ìfìjáde orin kan tí àkọ́lé rẹ̀ ń jẹ́ Dream.. 