DSDP, ODP, IODP and piston cores

with Cretaceous-Paleogene (KPg) boundary,

KPg boundary portal
  (last updated: March 29, 2021 )
DSDP-ODP-IODP sites with KPg boundary
47.2
390a
577
465a
524
525
528
689
gpc-3
1049
1052