Table T7. Radiolarian datums, Site 1170.
Bioevent | Age (Ma) |
Interval | Depth (mbsf) | Mean (mbsf) |
Error (m) |
|||
---|---|---|---|---|---|---|---|---|
Top
|
Bottom
|
Top
|
Bottom
|
|||||
Hole 1170A | ||||||||
LO Stylatractus universus | 0.45 | 1H-CC | 2H-CC | 1.64 | 11.67 | 6.66 | 10.03 | |
LO Pseudocubus vema | 2.4 | 5H-CC | 6H-CC | 39.40 | 49.03 | 44.22 | 9.63 | |
FO Pseudocubus vema | 4.5 | 6H-CC | 7H-CC | 49.03 | 58.25 | 53.64 | 9.22 | |
LO Lychnocanoma grande | 5.0 | 9H-CC | 10H-CC | 77.86 | 87.48 | 82.67 | 9.62 | |
LCO Stichocorys delmontensis | 5.18-6.9 | 13H-CC | 14H-CC | 115.24 | 123.73 | 119.49 | 8.49 | |
LO Amphymenium challengerae | 6.1 | 17H-CC | 18H-CC | 153.57 | 163.70 | 158.64 | 10.13 | |
FO Amphymenium challengerae | 6.6 | 18H-CC | 19H-CC | 163.70 | 167.13 | 165.42 | 3.43 | |
FO Dictyophimus splendeus | 11.8 | 19X-CC | 20X-CC | 167.13 | 174.54 | 170.84 | 7.41 | |
LAO Cyrtocapsella tetrapera | 12.5 | 27X-CC | 28X-CC | 239.38 | 250.70 | 245.04 | 11.32 | |
LO Lychnocanoma nipponica nipponica | 15.7 | 32X-CC | 33X-CC | 290.89 | 299.60 | 295.25 | 8.71 | |
LO Cenosphaera coronata | 16.7 | 35X-CC | 36X-CC | 318.43 | 327.52 | 322.99 | 9.09 | |
FO Cyrtocapsella tetrapera | 23.6 | 41X-CC | 42X-CC | 376.53 | 387.17 | 381.85 | 10.64 | |
Hole 1170B | ||||||||
LO Pseudocubus vema | 2.4 | 5H-CC | 6H-CC | 42.66 | 52.55 | 47.61 | 9.89 | |
FO Pseudocubus vema | 4.5 | 9H-CC | 10H-CC | 80.96 | 90.78 | 85.87 | 9.82 | |
LO Lychnocanoma grande | 50.0 | 9H-CC | 10H-CC | 80.96 | 90.78 | 85.87 | 9.82 | |
LCO Stichocorys delmontensis | 5.18-6.9 | 13H-CC | 14H-CC | 118.92 | 128.61 | 123.77 | 9.69 | |
Hole 1170C | ||||||||
LO Pseudocubus vema | 2.4 | 5H-CC | 6H-CC | 47.13 | 56.82 | 51.98 | 9.69 | |
FO Pseudocubus vema | 4.5 | 8H-CC | 9H-CC | 76.07 | 85.62 | 80.85 | 9.55 | |
LO Lychnocanoma grande | 5.0 | 10H-CC | 11H-CC | 94.76 | 104.30 | 99.53 | 9.54 | |
LCO Stichocorys delmontensis | 5.18-6.9 | 13H-CC | 14H-CC | 122.96 | 132.89 | 127.93 | 9.93 |
Note: LO = last occurrence, FO = first occurrence, LCO = last consistent occurrence, LAO = last abundant occurrence.