Biostratigraphic datum
|
Age
(Ma)
|
Present
|
|
Absent
|
Median depth (mbsf)
|
||
---|---|---|---|---|---|---|---|
Depth (mbsf)
|
Core, section,
interval (cm)
|
Depth (mbsf)
|
Core, section, interval (cm)
|
||||
Cenozoic nannofossils |
|
|
210-1276A- |
|
|
210-1276A- |
|
LO Discoaster barbadiensis | 34.3 | 803.51 | 2R-CC |
|
803.36 | 2R-3, 36 | 803.43 |
FO Reticulofenestra bisecta | 38.0 | 803.51 | 2R-CC |
|
810.30 | 3R-2, 51 | 806.91 |
LO Chiasmolithus solitus | 40.4 | 810.30 | 3R-2, 51 |
|
803.51 | 2R-CC | 806.91 |
FO Reticulofenestra umbilicus | 43.7 | 819.26 | 3R-CC |
|
848.43 | 7R-1, 43 | 833.85 |
FO Rhabdosphaera inflata | 48.5 | 866.13 | 8R-CC |
|
876.92 | 9R-CC | 871.53 |
FO Discoaster sublodoensis | 49.7 | 876.92 | 9R-CC |
|
885.37 | 10R-CC | 881.15 |
FO Discoaster lodoensis | 52.85 | 901.05 | 12R-4, 55 |
|
906.21 | 13R-1, 51 | 903.63 |
FO Tribrachiatus orthostylus | 53.6 | 906.05 | 13R-1, 35 |
|
906.21 | 13R-1, 51 | 906.13 |
FO Tribrachiatus contortus | 54.7 | 906.66 | 13R-1, 96 |
|
910.39 | 13R-CC | 908.53 |
FO Discoaster diastypus | 55.0 | 915.54 | 14R-1, 24-25 |
|
916.34 | 14R-1, 104-105 | 915.94 |
LO Fasciculithus tympaniformis | 55.3 | 916.34 | 14R-1, 104-105 |
|
915.54 | 14R-1, 24-25 | 915.94 |
FO Discoaster multiradiatus | 56.2 | 920.64 | 14R-CC |
|
942.23 | 16R-CC | 931.44 |
FO Fasciculithus ulii | 59.9 | 942.23 | 16R-CC |
|
953.66 | 17R-CC | 947.95 |
FO Cruciplacolithus primus | 64.8 | 963.40 | 18R-CC |
|
970.55 | 19R-CC | 966.98 |
Mesozoic nannofossils |
|
|
|
|
|
|
|
FO Micula prinsii | 65.4 | 988.32 | 21R-CC |
|
997.41 | 22R-CC | 992.87 |
FO Nephrolithus frequens | 65.8 | 992.42 | 22R-1, 2 |
|
997.41 | 22R-CC | 994.92 |
FO Lithraphidites quadratus | 67.5 | 992.42 | 22R-1, 2 |
|
997.41 | 22R-CC | 994.92 |
FO Uniplanarius trifidus | 76.0 | 1019.07 | 24R-CC |
|
1027.68 | 25R-5, 48-49 | 1023.38 |
FO Ceratolithoides aculeus | 78.5 | 1027.68 | 25R-5, 48-49 |
|
1056.46 | 28R-5, 76-77 | 1042.07 |
FO Lithastrinus septenarius | 89.3 | 1057.36 | 28R-CC |
|
1067.61 | 29R-CC | 1062.49 |
FO Marthasterites furcatus | 89.3 | 1057.36 | 28R-CC |
|
1067.61 | 29R-CC | 1062.49 |
FO Quadrum gartneri | 93.2 | 1076.64 | 30R-CC |
|
1079.25 | 31R-1, 25-26 | 1077.95 |
FO Lithraphidites acutus | 96.8 | 1126.87 | 35R-CC |
|
1135.58 | 36R-CC | 1131.23 |
FO Corollithion kennedyi | 97.6 | 1135.58 | 36R-CC |
|
1145.43 | 37R-CC | 1140.51 |
FO Eiffellithus turriseiffelii | 101.7 | 1212.91 | 44R-CC |
|
1221.50 | 45R-CC | 1217.21 |
FO Eiffellithus monechiae | 105.0 | 1279.06 | 51R-CC |
|
1298.19 | 53R-CC | 1288.63 |
FO Axopodorhabdus albianus | 106.1 | 1430.11 | 67R-CC |
|
1447.96 | 69R-CC | 1439.04 |
FO Tranolithus orionatus | 107.3 | 1524.40 | 77R-CC |
|
1535.45 | 78R-CC | 1529.93 |
FO Hayesites albiensis | 112.5 | 1642.40 | 90R-CC (uncertain) |
|
1649.80 | 91R-CC | 1646.10 |
Cenozoic dinoflagellate cysts |
|
|
|
|
|
|
|
LO Lentinia serrata | 33.5 | 803.51 | 2R-CC |
|
759.19 | 1R-CC | 781.35 |
FO Areoligera semicirculata | 33.7 | 759.19 | 1W-CC |
|
803.51 | 2R-CC | 781.35 |
LO Hemiplacophora semilunifera | 33.6 | 819.26 | 3R-CC |
|
803.51 | 2R-CC | 811.39 |
FO Hemiplacophora semilunifera | 36.4 | 819.26 | 3R-CC |
|
825.90 | 4R-CC | 822.58 |
FO Enneadocysta pectiniformis | 36.5 | 825.90 | 4R-CC |
|
838.15 | 5R-CC | 832.03 |
LO Cerebrocysta bartonensis | 38.0 | 838.15 | 5R-CC |
|
825.90 | 4R-CC | 832.03 |
FO Lentinia serrata | 40.0 | 847.40 | 6R-CC |
|
857.68 | 7R-CC | 852.54 |
FO Rhombodinium draco | 40.5 | 847.40 | 6R-CC |
|
857.68 | 7R-CC | 852.54 |
FO Cordosphaeridium cantharellum | 40.8 | 847.40 | 6R-CC |
|
857.68 | 7R-CC | 852.54 |
FO Cerebrocysta bartonensis | 41.0 | 857.68 | 7R-CC |
|
942.23 | 16R-CC | 899.96 |
FO Alisocysta margarita | 61.7 | 953.66 | 17R-CC |
|
963.40 | 18R-CC | 958.53 |
LO Oligosphaeridium pulcherrimum | 63.0 | 963.40 | 18R-CC |
|
953.66 | 17R-CC | 958.53 |
LO Spongodinium delitiense | 63.7 | 982.82 | 20R-CC |
|
963.40 | 18R-CC | 973.11 |
FO Damassadinium californicum | 64.8 | 982.82 | 20R-CC |
|
1067.61 | 29R-CC | 1025.22 |
Mesozoic dinoflagellate cysts |
|
|
|
|
|
|
|
LO Litosphaeridium siphoniphorum | 93.8 | 1076.64 | 30R-CC |
|
1067.61 | 29R-CC | 1072.13 |
FO Senoniasphaera rotundata alveolata | 93.1 | 1067.61 | 29R-CC |
|
1076.64 | 30R-CC | 1072.13 |
FO Chatangiella verrucosa | 93.5 | 1076.64 | 30R-CC |
|
1086.88 | 31R-CC | 1081.76 |
LO Ovoidinium verrucosum | 95.8 | 1107.76 | 33R-CC |
|
1098.33 | 32R-CC | 1103.05 |
FO Xiphophoridium alatum | 98.0 | 1164.03 | 39R-CC |
|
1107.76 | 33R-CC | 1135.90 |
FO Palaeohystrichophora infusorioides | 99.9 | 1221.50 | 45R-CC |
|
1324.66 | 56R-CC | 1273.08 |
Notes: LO = last occurrence, FO = first occurrence. Age references are found in Tables T1, T3, and T5, all in the "Explanatory Notes" chapter.