Table T40. Sedimentation rates calculated from diatom datums.
| Depth (mbsf) | SR (cm/k.y.) |
Age (Ma) |
Comments |
|---|---|---|---|
0.0 |
0.00 |
Top of hole |
|
1.1 |
|||
7.2 |
0.64 |
T Actinocyclus ingens (Leg 120) |
|
5.2 |
|||
70.8 |
1.85 |
T Thalassiosira kolbei (Leg 120) |
|
1.2 |
|||
80.9 |
2.67 |
T Fragilariopsis interfrigidaria (Leg 120) |
|
2.8 |
|||
112.0 |
3.80 |
B Fragilariopsis interfrigidaria (Leg 120) |
|
2.0 |
|||
125.9 |
4.48 |
B Thalassiosira striata and Fragilariopsis barronii (Leg 120) |
|
11.5 |
|||
142.0 |
4.62 |
B Thalassiosira complicata (Leg 120) |
|
17.4 |
|||
194.1 |
4.92 |
B Thalassiosira inura (Leg 177) |
|
4.9 |
|||
212.8 |
5.30 |
B Fragilariopsis praeinterfrigidaria (Leg 177) |
|
10.8 |
|||
276.7 |
5.89 |
B Actinocyclus ingens v. ovalis (Ac.sp.A; Leg 120) |
|
2.6 |
|||
349.5 |
8.68 |
B Actinocyclus ingens v. ovalis |
Notes: SR = sedimentation rate, T = top/last occurrence, B = base/first occurrence. The number in the comment column denotes the ODP leg in which the absolute age for a marker species datum was determined (see "Biostratigraphy," in the "Explanatory Notes" chapter).