2021最新国际地层表(英文原版+中英双语)

1、2021最新国际地层表(英文原版+中英双语) 国 际 地 层 表 international chronostratigraphic 宙 e代oner 纪a eriod 宙 e代one ra纪 eriod 宙 e代oner 纪a eriod international commission onstratigraphy august 2021 /宇/pm 界/ 系/ ehm tem ohep ntto asseries统 /世sry epoch stage / age 阶/期 snumericaleesgage (ma) present 0.01170.1260.7811.806.58823.

2、6005.3337.24611.6213.8215.9720.4423.0328.133.938.0 41.347.8 56.059.261.666.072.1 0.283.6 0.286.3 0.589.8 0.393.9100.5113.0 125.0 129.4132.9139.8145.0 /宇pm 界/ /e hm 系temp ohenttoasryeesseries统 /世 epoch stage / age 阶/期 ssnumericalgage (ma) 145.0 0.8 152.1 0.9157.3 1.0163166.51 11.02168170.33 11.34174.

3、1 1.0182.7 0.7190.8 1.0 199.3 0.3201.3 0.2 208.5 228 235 242247251.252.2.2 2 0.5254.2 0.1259.9 0.4265.1 0.4268.8 0.5272.3 0.5279.3 0.6290.1 0.1 295.5 0.4 298.9 0.2303.7 0.1307.0 0.1315.2 0.2323.2 0.4330.9 0.2 346.7 0.4 358.9 0.4 /宇m /界 /系p/ ehm teohem p nttoasseries统sry / epoch stage / age /世 阶/期 sn

4、umericaleesgage (ma) 358.9 0.4 372.2 1.6 382.7 1.6387.7 0.8393.3 1.2 407.6 2.6410.8 2.8419.2 3.2 423.0 2.3425.6 0.9427.4 0.5430.5 0.7433.4 0.8438.5 1.1440.8 1.2443.4 1.5445.2 1.4453.0 0.7458.4 0.9467.3 1.1470.0 1.4477.7 1.4 485.4 1.9489.5500.5504.5541.0 1.0 宇/宙 pa eonothem sserathem界/代/era system系/纪

5、 / period / eonssnumericalggage (ma) 541 850100012021400160018002050 230025002800 3200 3600 4000units boundaryof all ranks are in the boundariesstratotypeprocess of being defined by global, defined including section those ofand the points (archeangssp) and proterozfor their lowerawebsitend detailedb

6、y global informationstandard on ratifiedstratigraphic ages (gssa). oic, chartslong gsspsare available at thenumerical the in phanerozoicages andare thesubject ediacaranto revision ; only gsspsand do not do. define for units innumericalthe phanerozoic ageswithout ratified gssps or boundaries, an appr

7、oximate numerical agewithout () constrainedis provided.numerical precambrianagegradstein ares for all systems except triassic, cretaceous andprovided byet al. (the relevant2021taken); from thosea ics subcommissionsforgeologic the triassic time scale 2021 'by. and cretaceous werecoloringgeologica

8、l follo mapws ofthe the commission world. htt forp:/ the chart drafted by k.m. (c) international commissioncohen, ons. stratigraphyfinney, p., l. augustgibbard 2021 international commission on stratigraphy august 2021 nod eaoi rr/ eem /p e/ hmtemohep nttssoaryeesseries / epochstage / age snumericalg

9、age (ma) present 0.01170.1260.7811.806 2.5883.600 5.3337.246 11.6213.8215.9720.4423.03 28.133.938.041.347.8 56.059.261.666.072.1 0.2 83.6 0.286.3 0.589.8 0.393.9100.5 113.0 125.0 129.4 132.9 139.8 145.0 nod eaoi rr/ eem /p e/ hmtemp ohenttssoaryeesseries / epochstage / age snumericalgage (ma) 145.0

10、0.8 152.1 0.9157.3 1.0 163.5 1.0166.1 1.2168.3 1.3170.3 1.4174.1 1.0182.7 0.7 190.8 1.0 199.3 0.3201.3 0.2 208.5 228 235 242247.2251.2 252.2 0.5254.2 0.1259.9 0.4265.1 0.4268.8 0.5272.3 0.5279.3 0.6290.1 0.1 295.5 0.4298.9 0.2 303.7 0.1307.0 0.1315.2 0.2323.2 0.4330.9 0.2 346.7 0.4 358.9 0.4 nod eao

11、i rr/ eem /p e/ hmtemp ohenttssoaryseries / epochstage / age snumericaleesgage (ma) 358.9 0.4 372.2 1.6 382.7 1.6387.7 0.8393.3 1.2 407.6 2.6410.8 2.8 419.2 3.2 423.0 2.3425.6 0.9427.4 0.5430.5 0.7433.4 0.8438.5 1.1440.8 1.2443.4 1.5445.2 1.4453.0 0.7458.4 0.9467.3 1.1470.0 1.4477.7 1.4 485.4 1.9 48

12、9.5 494 497 500.5 504.5 509 514 521 529 541.0 1.0 pa eonothem ss / eonerathem / erasystem / periodssnumericalggage (ma) 541 63585010001202140016001800 2050 2300 25002800 32021600 4000 units of all ranks are in the process of being defined by globalboundary stratotype section and points (gssp) for th

13、eir lowerboundaries, including those of the archean and proterozoic, longdefined by global standard stratigraphic ages (gssa). chartsand detailed information on ratified gssps are available at thewebsite numerical ages are subject to revision and do not define units inthe phanerozoic and the ediacar

14、an; only gssps do. for boundariesin the phanerozoic without ratified gssps or without constrainednumerical ages, an approximate numerical age () is provided.numerical ages for all systems except triassic, cretaceous andprecambrian are taken from gradstein et al. (2021); those for the triassic and cretaceous werea geologic time scale 2021 byprovided