Table T9. Interval and depth constraints of calcareous nannofossil events, Hole 1173A.
Event | Interval (cm) | Depth (mbsf) | ||||
---|---|---|---|---|---|---|
Top
|
Bottom
|
Top
|
Bottom
|
|||
190-1173A- | 190-1173A- | |||||
B | Emiliania huxleyi acme | 6H-1, 75-76 | 7H-4, 75-76 | 45.88 | 64.64 | |
B | Emiliania huxleyi | 13H-4, 75-76 | 13H-6, 75-76 | 116.89 | 119.89 | |
T | Pseudoemiliania lacunosa | 14H-4, 75-76 | 14H-CC | 126.39 | 130.73 | |
T | Reticulofenestra asanoi | 19H-3, 75-76 | 19H-CC | 172.39 | 178.25 | |
B | Reticulofenestra asanoi | 21H-CC | 22H-3, 75-76 | 187.33 | 200.89 | |
T | Helicosphaera sellii | 22H-CC | 23H-4, 70-71 | 205.99 | 211.84 | |
B | Gephyrocapsa oceanica | 25X-CC | 26X-4, 96-97 | 235.33 | 240.70 | |
T | Discoaster brouweri | 28X-4, 71-72 | 28X-CC | 259.75 | 264.48 | |
T | Discoaster pentaradiatus | 31X-2, 75-76 | 31X-4, 75-76 | 285.49 | 288.40 | |
T | Discoaster surculus | 31X-4, 75-76 | 31X-6, 75-76 | 288.49 | 291.49 | |
T | Reticulofenestra pseudoumbilicus (>7 µm) | 40X-CC | 41X-4, 82-83 | 379.48 | 384.56 | |
T | Amaurolithus spp. | 42X-2, 75-76 | 42X-4, 75-76 | 391.09 | 394.09 | |
T | Discoaster quinqueramus | 43X-5, 75-76 | 43X-CC | 405.19 | 407.67 | |
B | Amaurolithus primus | 47X-CC | 48X-2, 73-74 | 446.35 | 448.07 | |
B | Discoaster quinqueramus | 50X-CC | 51X-6, 21-22 | 474.56 | 482.05 | |
T | Reticulofenestra pseudoumbilicus (>7 µm) | 50X-CC | 53X-4, 70-71 | 482.05 | 498.94 | |
T | Discoaster hamatus | 54X-4, 94-95 | 55X-CC | 498.84 | 522.89 | |
B | Discoaster hamatus | 57X-4, 75-76 | 57X-CC | 537.25 | 541.94 | |
B | Catinaster coalitus | 58X-4, 77-78 | 58X-CC | 547.01 | 551.67 | |
B | Discoaster kugleri | 58X-CC | 64X-CC | 561.19 | 608.99 | |
T | Orthorhabdus serratus | 66X-CC | 67X-CC | 620.83 | 636.28 | |
B | Reticulofenestra pseudoumbilicus (>7 µm) | 67X-CC | 69X-CC | 636.28 | 656.42 | |
T | Sphenolithus heteromorphus | 67X-CC | 69X-CC | 636.28 | 656.42 | |
T | Helicosphaera waltrans | 74X-CC | 75X-CC | 686.80 | 705.93 | |
T | Discoaster musicus | 75X-CC | 76X-CC | 705.93 | 715.72 |
Note: B = bottom occurrence, T = top occurrence.