Table T2. Calcareous nannofossil datums, Site 1215.
Core, section,
interval (cm)
Marker
species
Age
(Ma)
Depth (mbsf)
Depth (mcd)
Top
Bottom
Midpoint
±
Midpoint
±
199-1215A- 199-1215A-





4H-6, 66 4H-7, 44 B Discoaster lodoensis 52.4 29.00 0.64 32.90 0.64
5H-1, 80 5H-2, 80 B Sphenolithus radians 53.3 31.25 0.75 35.57 0.75
5H-5, 10 5H-5, 80 B Tribrachiatus orthostylus 53.4 36.15 0.35 40.37 0.35
6H-1, 119 6H-2, 122 B Tribrachiatus contortus 53.7 41.15 0.77 44.99 0.77
6H-5, 85 6H-5, 95 B Tribrachiatus bramlettei 53.9 46.10 0.05 49.94 0.05
9H-5, 30 9H-5, 70 B Discoaster multiradiatus 56.2 66.20 0.20 70.04 0.20
199-1215B- 199-1215B-





4H-1, 80 4H-1, 140 B Discoaster lodoensis 52.4 29.60 0.30 32.88 0.30
4H-3, 110 4H-3, 144 B Sphenolithus radians 53.3 32.77 0.17 36.05 0.17
5H-3, 90 5H-3, 110 B Tribrachiatus contortus 53.7 42.00 0.10 45.74 0.10
5H-6, 50 5H-6, 110 B Tribrachiatus bramlettei 53.9 46.30 0.30 50.04 0.30

Note: B = bottom. This table is also available in ASCII.