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Table T6. Key planktonic foraminifer datums, Hole U1330B. (See table notes.)
Datum Zone
(base)
Core,
section
Depth (m) Age
(Ma)
Present Absent Interpolated


320T-U1330B-
LO Globigerinoides fistulosus Pt1 4H-CC 27.97 25.96 26.8 1.88
FO Globorotalia truncatulinoides N22 4H-CC 27.97 44.86 36.3 2.03
LO Dentoglobigerina altispira P15 7H-CC 63.86 54.45 59.1 3.02
FO Globorotalia tosaensis N21 6H-CC 54.45 63.86 59.1 3.35
LO Globorotalia margaritae P13 7H-CC 63.86 54.45 59.1 3.85
LO Sphaeroidinellopsis seminulina P14 8H-CC 73.39 63.86 68.5 3.18
LO Globoturborotalita nepenthes P12 10H-CC 92.20 82.70 87.3 4.37

Notes: Datums used in age-depth plot (Fig. F8). Base of Zone N18–N19 and base of P11 not reached in this hole. All samples are from working half. FO = first occurrence, LO = last occurrence.

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