Table T1. Neogene geomagnetic polarity time scale and magnetostratigraphic nomenclature used during Leg 178.
Events |
Sense | BKSA95 (Ma) |
Original data source |
|---|---|---|---|
C1n (o); "Brunhes/Matuyama" |
R->N |
0.780 |
SBP90 |
C1r.1n "Jaramillo" (t) |
N->R |
0.990 |
SBP90 |
C1r.1n "Jaramillo" (o) |
R->N |
1.070 |
SBP90 |
C2n "Olduvai" (t) |
N->R |
1.770 |
SBP90 |
C2n "Olduvai" (o) |
R->N |
1.950 |
SBP90 |
C2r.1n (t) |
N->R |
2.140 |
CK95 |
C2r.1n (o) |
R->N |
2.150 |
CK95 |
C2An.1n (t); "Matuyama/Gauss" |
N->R |
2.581 |
H91 |
C2An.1n (o); "Kaena" (t) |
R->N |
3.040 |
H91 |
C2An.2n (t); "Kaena" (o) |
N->R |
3.110 |
H91 |
C2An.2n (o); "Mammoth" (t) |
R->N |
3.220 |
H91 |
C2An.3n (t); "Mammoth" (o) |
N->R |
3.330 |
H91 |
C2An.3n (o); "Gauss/Gilbert" |
R->N |
3.580 |
H91 |
C3n.1n "Cochiti" (t) |
N->R |
4.180 |
H91 |
C3n.1n "Cochiti" (o) |
R->N |
4.290 |
H91 |
C3n.2n "Nunivak" (t) |
N->R |
4.480 |
H91 |
C3n.2n "Nunivak" (o) |
R->N |
4.620 |
H91 |
C3n.3n "Sidufjall" (t) |
N->R |
4.800 |
H91 |
C3n.3n "Sidufjall" (o) |
R->N |
4.890 |
H91 |
C3n.4n "Thvera" (t) |
N->R |
4.980 |
H91 |
C3n.4n "Thvera" (o) |
R->N |
5.230 |
H91/SCHPS95 |
C3An.1n (t) |
N->R |
5.894 |
CK95 |
C3An.1n (o) |
R->N |
6.137 |
CK95 |
C3An.2n (t) |
N->R |
6.269 |
CK95 |
C3An.2n (o) |
R->N |
6.567 |
CK95 |
C3Bn (t) |
N->R |
6.935 |
CK95 |
C3Bn (o) |
R->N |
7.091 |
CK95 |
C3Br.1n (t) |
N->R |
7.135 |
CK95 |
C3Br.1n (o) |
R->N |
7.170 |
CK95 |
C3Br.2n (t) |
N->R |
7.341 |
CK95 |
C3Br.2n (o) |
R->N |
7.375 |
CK95 |
C4n.1n (t) |
N->R |
7.432 |
CK95 |
C4n.1n (o) |
R->N |
7.562 |
CK95 |
C4n.2n (t) |
N->R |
7.650 |
CK95 |
C4n.2n (o) |
R->N |
8.072 |
CK95 |
C4r.In (t) |
N->R |
8.225 |
CK95 |
C4r.1n (o) |
R->N |
8.257 |
CK95 |
C4An (t) |
N->R |
8.699 |
CK95 |
C4An (o) |
R->N |
9.025 |
CK95 |
C4Ar.1n (t) |
N->R |
9.230 |
CK95 |
C4Ar.1n (o) |
R->N |
9.308 |
CK95 |
C4Ar.2n (t) |
N->R |
9.580 |
CK95 |
C4Ar.2n (o) |
R->N |
9.642 |
CK95 |
C5n.1n (t) |
N->R |
9.740 |
CK95 |
C5n.1n (o) |
R->N |
9.880 |
CK95 |
C5n.2n (t) |
N->R |
9.920 |
CK95 |
C5n.2n (o) |
R->N |
10.949 |
CK95 |
C5r.1n (t) |
N->R |
11.052 |
CK95 |
C5r.1n (o) |
R->N |
11.099 |
CK95 |
C5r.2n (t) |
N->R |
11.476 |
CK95 |
C5r.2n (o) |
R->N |
11.531 |
CK95 |
C5An.1n (t) |
N->R |
11.935 |
CK95 |
C5An.1n (o) |
R->N |
12.078 |
CK95 |
C5An.2n (t) |
N->R |
12.184 |
CK95 |
C5An.2n (o) |
R->N |
12.401 |
CK95 |
C5Ar.1n (t) |
N->R |
12.678 |
CK95 |
C5Ar.1n (o) |
R->N |
12.708 |
CK95 |
C5Ar.2n (t) |
N->R |
12.775 |
CK95 |
C5Ar.2n (o) |
R->N |
12.819 |
CK95 |
C5AAn (t) |
N->R |
12.991 |
CK95 |
C5AAn (o) |
R->N |
13.139 |
CK95 |
C5ABn (t) |
N->R |
13.302 |
CK95 |
C5ABn (o) |
R->N |
13.510 |
CK95 |
C5ACn (t) |
N->R |
13.703 |
CK95 |
C5ACn (o) |
R->N |
14.076 |
CK95 |
C5ADn (t) |
N->R |
14.178 |
CK95 |
C5ADn (o) |
R->N |
14.612 |
CK95 |
C5Bn.1n (t) |
N->R |
14.800 |
CK95 |
C5Bn.1n (o) |
R->N |
14.888 |
CK95 |
C5Bn.2n (t) |
N->R |
15.034 |
CK95 |
C5Bn.2n (o) |
R->N |
15.155 |
CK95 |
C5Cn.1n (t) |
N->R |
16.014 |
CK95 |
C5Cn.1n (o) |
R->N |
16.293 |
CK95 |
C5Cn.2n (t) |
N->R |
16.327 |
CK95 |
C5Cn.2n (o) |
R->N |
16.488 |
CK95 |
C5Cn.3n (t) |
N->R |
16.556 |
CK95 |
C5Cn.3n (o) |
R->N |
16.726 |
CK95 |
C5Dn (t) |
N->R |
17.277 |
CK95 |
C5Dn (o) |
R->N |
17.615 |
CK95 |
Notes: (t) = termination, (o) = onset. SBP90 = Shackleton et al. (1990), H91 = Hilgen (1991a, 1991b), SCHPS95 = Shackleton et al. (1995), CK95 = Cande and Kent (1995).