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Table 2 Age model based on the oxygen isotope record for the Anno Formation

From: Pliocene integrated chronostratigraphy from the Anno Formation, Awa Group, Boso Peninsula, central Japan, and its paleoceanographic implications

Sample name Thickness (m) Age (Ma) MIS
MM32 307.7 3.19 KM5
MM26 304.9 3.20 KM5
MM23 303.35 3.30 M2
MM14 298.8 3.32 MG1
MM11 297 3.34 MG2
HN06 283.6 3.37 MG3
HN09 278.6 3.38 MG4
HN12 272.4 3.41 MG5
HN17 264.5 3.46 MG6
HN22 254.9 3.50 MG7
HN26 251.2 3.53 MG8
HN32 246.2 3.54 MG9
HN43 236.8 3.56 MG10
HN48 230.8 3.57 MG11
HN49 229.7 3.58 MG12
HN57 221.7 3.60 Gi1
HN148 51.3 4.30 Co4
HN91 47.7 4.33 CN1?
HN99 36.1 4.37 CN4
HN105 27.2 4.39 CN5
HN110 21.1 4.45 CN8
HN113 13.9 4.48 N1
HN149 10.9 4.49 N2
HN119 7.4 4.52 N3
HN123 3.2 4.54 N4