Datum
|
Type
|
Upper depth (mcd)
|
Lower depth (mcd)
|
Minimum age (Ma)
|
Maximum age (Ma)
|
|
---|---|---|---|---|---|---|
T | Globorotalia tosaensis | PF | 0.02 | 0.32 | 0.61 | 0.61 |
T | Globigerinoides obliquus | PF | 0.32 | 3.32 | 1.30 | 1.30 |
T | Pseudoemiliania lacunosa | CN | 4.24 | 7.24 | 0.46 | 0.46 |
|
C1n (o) | PMAG | 6.64 | 7.74 | 0.781 | 0.781 |
|
C1r.1n (y) | PMAG | 7.84 | 8.54 | 0.988 | 0.988 |
|
C1r.1n (o) | PMAG | 9.59 | 10.24 | 1.072 | 1.072 |
T | Large Gephyrocapsa spp. | CN | 10.24 | 14.49 | 1.22 | 1.22 |
B | Large Gephyrocapsa spp. | CN | 12.49 | 13.13 | 1.58 | 1.58 |
T | Globigerinoides extremus | PF | 14.39 | 17.39 | 1.91 | 1.91 |
T | Calcidiscus macintyrei | CN | 15.97 | 17.47 | 1.67 | 1.67 |
B | Medium Gephyrocapsa spp. | CN | 17.47 | 18.97 | 1.69 | 1.69 |
|
C2n (y) | PMAG | 17.92 | 18.37 | 1.785 | 1.785 |
T | Discoaster brouweri and D. triradiatus | CN | 18.97 | 20.47 | 1.95 | 1.95 |
|
C2n (o) | PMAG | 20.87 | 21.12 | 1.942 | 1.942 |
T | Globigerina apertura | PF | 23.95 | 25.31 | 1.68 | 1.68 |
B | Globorotalia truncatulinoides | PF | 23.95 | 25.31 | 2.03 | 2.03 |
T | Globoturborotalia woodi | PF | 25.31 | 28.31 | 2.30 | 2.30 |
T | Globigerina decoraperta | PF | 25.31 | 28.31 | 2.70 | 2.70 |
T | Discoaster pentaradiatus | CN | 25.39 | 26.89 | 2.52 | 2.52 |
|
C2An (y) | PMAG | 26.89 | 29.54 | 2.582 | 2.582 |
T | Discoaster tamalis | CN | 29.09 | 30.59 | 2.83 | 2.83 |
|
Pulleniatina reappearance | PF | 32.98 | 34.34 | 2.28 | 2.28 |
T | Dentoglobigerina altispira | PF | 32.98 | 34.34 | 3.02 | 3.02 |
T | Sphaeroidinellopsis seminulina | PF | 36.23 | 39.23 | 3.18 | 3.18 |
T | Neogloboquadrina acostaensis | PF | 36.23 | 39.23 | 3.83 | 3.83 |
T | Hirsutella margaritae | PF | 36.23 | 39.23 | 3.88 | 3.88 |
T | Globorotalia plesiotumida | PF | 39.23 | 41.73 | 4.15 | 4.15 |
T | Hirsutella cibaoensis | PF | 39.23 | 41.73 | 4.16 | 4.16 |
T | Reticulofenestra pseudoumbilicus | CN | 48.14 | 49.64 | 3.82 | 3.82 |
B | Globorotalia crassaformis s.l. | PF | 50.16 | 53.16 | 4.31 | 4.31 |
T | Amaurolithus spp. | CN | 51.14 | 52.64 | 4.56 | 4.56 |
T | Globoturborotalita nepenthes | PF | 58.09 | 61.09 | 4.37 | 4.37 |
B | Ceratolithus rugosus | CN | 59.57 | 62.07 | 5.1 | 5.1 |
B | Sphaeroidinella dehiscens (s.l.) | PF | 64.09 | 65.49 | 4.94 | 4.94 |
|
C3n (o) | PMAG | 67.42 | 69.39 | 5.236 | 5.236 |
B | Globigerinoides conglobatus | PF | 69.01 | 72.01 | 5.84 | 5.84 |
B | Ceratolithus acutus | CN | 71.49 | 71.99 | 5.37 | 5.37 |
B | Globorotalia plesiotumida | PF | 75.01 | 78.58 | 8.91 | 8.91 |
B | Hirsutella juanai | PF | 75.01 | 78.58 | 9.75 | 9.75 |
B | Amaurolithus primus | CN | 76.49 | 76.89 | 7.39 | 7.39 |
B | Neogloboquadrina acostaensis | PF | 78.58 | 79.93 | 9.89 | 9.89 |
B | Discoaster bellus gr. (D. hamatus) | CN | 86.81 | 88.51 | 10.48 | 10.48 |
B | Globoturborotalita nepenthes | PF | 90.86 | 93.86 | 11.64 | 11.64 |
B | Catinaster coalitus | CN | 93.34 | 94.84 | 10.79 | 10.79 |
B | Triquetrorhabdulus rugosus | CN | 93.34 | 94.84 | 12.81 | 12.81 |
|
C5n (o) | PMAG | 93.84 | 95.24 | 11.043 | 11.043 |
B | Globigerina apertura | PF | 93.86 | 96.86 | 11.06 | 11.06 |
T | Sphenolithus heteromorphus | CN | 98.74 | 99.15 | 13.55 | 13.55 |
|
Sphenolithus heteromorphus | CN | 108.73 | 109.48 | 17.76 | 17.76 |
T | Sphenolithus belemnos | CN | 109.76 | 111.65 | 17.89 | 17.89 |
B | Sphenolithus belemnos | CN | 118.55 | 119.45 | 18.92 | 18.92 |
B | Discoaster druggii | CN | 120.05 | 120.75 | 22.82 | 22.82 |
T | "Globigerina" "angulisuturalis" | PF | 132.34 | 143.22 | 21.60 | 21.60 |
T | Globigerina euapertura | PF | 132.34 | 143.22 | 23.03 | 23.03 |
B | Sphenolithus disbelemnos | CN | 134.20 | 139.00 | 22.67 | 22.67 |
|
C6Cn (y) | PMAG | 138.65 | 139.30 | 22.564 | 22.564 |
T | Sphenolithus delphix | CN | 142.40 | 143.00 | 23.07 | 23.07 |
B | Sphenolithus delphix | CN | 143.22 | 144.53 | 23.33 | 23.33 |
|
C7n (y) | PMAG | 145.38 | 147.58 | 24.001 | 24.001 |
T | Sphenolithus ciperoensis | CN | 150.53 | 152.08 | 24.23 | 24.23 |
T | Paragloborotalia opima | PF | 153.96 | 164.83 | 26.64 | 26.64 |
|
C7An (y) | PMAG | 154.43 | 154.63 | 24.781 | 24.781 |
|
C7An (o) | PMAG | 155.43 | 155.83 | 24.942 | 24.942 |
|
C8n (y) | PMAG | 156.50 | 158.23 | 25.053 | 25.053 |
B | Sphenolithus ciperoensis | CN | 164.83 | 166.48 | 27.55 | 27.55 |
T | Chiloguembelina cubensis (common) | PF | 176.01 | 186.24 | 27.92 | 27.92 |
|
C10n (y) | PMAG | 179.51 | 179.61 | 27.760 | 27.760 |
|
C10n (o) | PMAG | 184.06 | 185.96 | 28.053 | 28.053 |
B | Sphenolithus distentus | CN | 184.11 | 186.24 | 30.32 | 30.32 |
T | Subbotina angioporoides | PF | 186.24 | 197.57 | 29.67 | 29.67 |
|
C11n (o) | PMAG | 191.28 | 191.63 | 29.828 | 29.828 |
|
C12n (y) | PMAG | 192.83 | 194.23 | 30.479 | 30.479 |
|
C12n (o) | PMAG | 194.18 | 195.43 | 30.939 | 30.939 |
T | Reticulofenestra umbilicus >14 µm | CN | 199.66 | 200.66 | 31.7 | 31.7 |
T | Ericsonia formosa | CN | 207.61 | 207.78 | 32.9 | 32.9 |
|
C13n (y) | PMAG | 207.67 | 210.68 | 33.058 | 33.058 |
T | Pseudohastigerina spp. | PF | 207.78 | 219.26 | 32.00 | 32.00 |
T | Globigerinatheka index | PF | 219.26 | 230.60 | 34.30 | 34.30 |
T | Discoaster saipanensis | CN | 221.00 | 221.80 | 34.0 | 34.0 |
T | Discoaster barbadiensis | CN | 222.40 | 223.30 | 34.2 | 34.2 |
|
C15n (y) | PMAG | 223.90 | 224.10 | 34.655 | 34.655 |
|
C15n (o) | PMAG | 225.05 | 225.30 | 34.940 | 34.940 |
|
C16n (y) | PMAG | 226.15 | 227.00 | 35.343 | 35.343 |
T | Calcidiscus protoannulus | CN | 226.90 | 228.40 | 34.9 | 34.9 |
B | Isthmolithus recurvus | CN | 250.84 | 251.27 | 36.6 | 36.6 |
T | Acarinina coalingensis (= primitiva) | PF | 251.27 | 252.66 | 39.00 | 39.00 |
T | Chiasmolithus grandis | CN | 251.27 | 251.58 | 37.1 | 37.1 |
T | Subbotina linaperta | PF | 254.37 | 262.56 | 37.70 | 37.70 |
B | Globigerinatheka index | PF | 254.37 | 262.56 | 42.90 | 42.90 |
T | Morozovella aragonensis | PF | 254.37 | 262.56 | 43.60 | 43.60 |
B | Dictyococcites scrippsae | CN | 254.37 | 259.26 | 40.3 | 40.3 |
T | Nannotetrina spp. | CN | 254.37 | 259.26 | 42.3 | 42.3 |
B | Reticulofenestra umbilicus >14 µm | CN | 254.37 | 259.26 | 42.5 | 42.5 |
T | Discoaster sublodoensis | CN | 258.26 | 259.78 | 47.2 | 47.2 |
B | Nannotetrina spp. | CN | 260.66 | 261.28 | 47.8 | 47.8 |
T | Discoaster lodoensis | CN | 262.18 | 262.78 | 48.0 | 48.0 |
T | Morozovella formosa | PF | 267.32 | 273.59 | 50.80 | 50.80 |
T | Tribrachiatus orthostylus | CN | 267.32 | 269.51 | 51.0 | 51.0 |
B | Morozovella aragonensis | PF | 275.14 | 289.30 | 52.30 | 52.30 |
B | Discoaster lodoensis | CN | 281.84 | 282.56 | 52.4 | 52.4 |
B | Morozovella lensiformis | PF | 289.30 | 300.62 | 54.00 | 54.00 |
T | Discoaster multiradiatus | CN | 294.17 | 294.98 | 53.0 | 53.0 |
B | Sphenolithus radians | CN | 294.98 | 295.89 | 53.3 | 53.3 |
B | Tribrachiatus orthostylus | CN | 294.98 | 295.89 | 53.4 | 53.4 |
|
C24n (o) | PMAG | 295.28 | 299.90 | 53.347 | 53.347 |
B | Discoaster diastypus | CN | 296.51 | 297.49 | 53.9 | 53.9 |
T | Stensioeina beccariiformis | BF | 306.82 | 306.86 | 55.00 | 55.00 |
B | Morozovella gracilis | PF | 389.30 | 300.62 | 54.46 | 54.46 |
|
C25n (y) | PMAG | 319.63 | 320.43 | 55.904 | 55.904 |
|
Morozovella subbotinae | PF | 321.07 | 332.47 | 55.90 | 55.90 |
T | Globanomalina pseudomenardii | PF | 325.32 | 332.47 | 55.90 | 55.90 |
B | Discoaster multiradiatus | CN | 339.48 | 340.38 | 56.2 | 56.2 |
B | Heliolithus riedelii | CN | 358.28 | 360.19 | 57.3 | 57.3 |
B | Discoaster mohleri | CN | 361.50 | 362.54 | 57.5 | 57.5 |
|
C26n (o) | PMAG | 364.33 | 364.84 | 57.911 | 57.911 |
B | Globanomalina pseudomenardii | PF | 367.21 | 379.36 | 59.20 | 59.20 |
B | Heliolithus kleinpellii | CN | 371.07 | 371.13 | 58.2 | 58.2 |
B | Sphenolithus anarrhopus | CN | 372.58 | 372.71 | 58.4 | 58.4 |
Notes: T = top, B = bottom. o = oldest, y = youngest. PF = planktonic foraminifers, CN = calcareous nannoplankton, PMAG = paleomagnetic reversals, BF = benthic foraminifers. This table is also available in ASCII.