>4-3 BYA

>3-1 BYA

>1BYA-650 MYA

>650-550 MYA

>550-530 MYA

>530-505 MYA

>505-450 MYA

>450-440 MYA

>440-438 MYA

>438-428 MYA

>428-418 MYA

>418-408 MYA

>408-359 MYA

>440-438 BYA

>440-438 BYA

>440-438 BYA

>550-530 Myrs

>440-438 BYA

>440-438 BYA

>440-438 BYA

>440-438 BYA