Table T9. Epoch boundaries, Site 1178.

Boundary
Depth
(mbsf)
Event
Pleistocene/Pliocene 17.31 ± 5.00 T Discoaster surculus*
Pliocene/late Miocene 198.95 ± 5.58 B Ceratolithus cristatus

Notes: B = bottom occurrence, T = top occurrence. * = due to unconformity