Duncan, Bella; McKay, Robert M; Levy, Richard H; Naish, Timothy R; Prebble, Joseph G; Sangiorgi, Francesca; Krishnan, Srinath; Hoem, Frida; Clowes, Christopher; Dunkley Jones, Tom; Gasson, Edward G W; Kraus, Christoph; Kulhanek, Denise K; Meyers, Stephen R; Moossen, Heiko; Warren, Courtney E; Willmott, Verónica; Ventura, G Todd; Bendle, James A (2022): Updated ages for the McMurdo erratics and basis for age changes [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.946788, In: Duncan, B et al. (2022): Glycerol dialkyl glycerol tetraether (GDGT) abundances, age-depth tie points and biostratigraphic age events for McMurdo erratics, CIROS-1, CRP-2/2A, DSDP 270, DSDP 274, ANDRILL 2A, ANDRILL 1B [dataset bundled publication]. PANGAEA, https://doi.org/10.1594/PANGAEA.946801
Always quote citation above when using data! You can download the citation in several formats below.
Related to:
Anderson, John B; Warny, Sophie; Askin, R A; Wellner, Julia S; Bohaty, Steven M; Kirshner, Alexandra E; Livsey, Daniel; Simms, Alexander R; Smith, Tyler R; Ehrmann, Werner; Barbeau, David; Wise, Sherwood W; Kulhanek, Denise K; Weaver, Fred M; Majewski, Wojciech (2011): Progressive Cenozoic cooling and the demise of Antarctica's last refugium. Proceedings of the National Academy of Sciences, 108(28), 11356-11360, https://doi.org/10.1073/pnas.1014885108
Barron, John A; Bukry, David; Gersonde, Rainer (2014): Diatom and silicoflagellate biostratigraphy for the late Eocene: ODP 1090 (sub-Antarctic Atlantic). Nova Hedwigia, 143, 1-32
Barron, John A; Stickley, Catherine E; Bukry, David (2015): Paleoceanographic, and paleoclimatic constraints on the global Eocene diatom and silicoflagellate record. Palaeogeography, Palaeoclimatology, Palaeoecology, 422, 85-100, https://doi.org/10.1016/j.palaeo.2015.01.015
Bijl, Peter K; Bendle, James A; Bohaty, Steven M; Pross, Jörg; Schouten, Stefan; Tauxe, Lisa; Stickley, Catherine E; McKay, Robert M; Röhl, Ursula; Olney, M; Sluijs, Appy; Escutia Dotti, Carlota; Brinkhuis, Henk; Expedition 318 Scientists (2013): Eocene cooling linked to early flow across the Tasmanian Gateway. Proceedings of the National Academy of Sciences of the United States of America, https://doi.org/10.1073/pnas.1220872110
Bohaty, Steven M; Harwood, David M (2000): Ebridian and silicoflagellate biostratigraphy from Eocene McMurdo erratics and the Southern Ocean. In: Stilwell, JD, Feldmann, RM (eds.), Paleobiology and Paleoenvironments of Eocene Rocks: McMurdo Sound, East Antarctica, Antarctic Research Series, 76, American Geophysical Union, Washington, D. C., 99-159, https://doi.org/10.1029/AR076p0099
Brinkhuis, Henk; Sengers, S; Sluijs, Appy; Warnaar, Jeroen; Williams, Graham L (2003): Latest Cretaceous-earliest Oligocene and Quaternary dinoflagellate cysts, ODP Site 1172, East Tasman Plateau. In: Exon, NF; Kennett, JP; Malone, MJ (eds.) Proceedings of the Ocean Drilling Program, Scientific Results, College Station, TX (Ocean Drilling Program), 189, 1-48, https://doi.org/10.2973/odp.proc.sr.189.106.2003
Crampton, James; Cody, Rosemary D; Levy, Richard H; Harwood, David M; McKay, Robert M; Naish, Tim R (2016): Southern Ocean phytoplankton turnover in response to stepwise Antarctic cooling over the past 15 million years. Proceedings of the National Academy of Sciences, 113(25), 6868-6873, https://doi.org/10.1073/pnas.1600318113
Williams, Graham L; Brinkhuis, H; Pearce, Martin A; Fensome, R A; Weegink, J W (2004): Southern Ocean and Global Dinoflagellate Cyst Events Compared: Index Events for the Late Cretaceous–Neogene. In: Exon, NF, Kennett, JP, Malone, MJ (eds.), Proceedings of the Ocean Drilling Program, 189, https://doi.org/10.2973/odp.proc.sr.189.107.2004
Funding:
Royal Society of New Zealand, grant/award no. RFT-VUW1804-PD: Rutherford Foundation Postdoctoral Fellowship
Coverage:
Latitude: -77.850000 * Longitude: 166.660000
Event(s):
Comment:
LAD: last appearance datum, FAD: first appearance datum, LO: Last occurrence, LCO: Last common occurrence, FO: First occurrence
Antarctica New Zealand Sir Robin Irvine PhD Scholarship awarded to B.D.
Scientific Committee of Antarctic Research Fellowship awarded to B.D.
New Zealand Ministry of Business Innovation and Employment through the Antarctic Science Platform (ANTA1801), and Contract C05X1001
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Sample code/label | Sample label | Duncan, Bella | Erratics | ||
| 2 | Lithology/composition/facies | Lithology | Duncan, Bella | |||
| 3 | Epoch | Epoch | Duncan, Bella | Ages from Harwood and Levy 2000 | ||
| 4 | Age, maximum/old | Age max | Ma | Duncan, Bella | ||
| 5 | Age | Age | Ma | Duncan, Bella | ||
| 6 | Age, minimum/young | Age min | Ma | Duncan, Bella | ||
| 7 | Age, comment | Comm | Duncan, Bella | Key microfossil species | ||
| 8 | Reference/source | Reference | Duncan, Bella |
License:
Creative Commons Attribution 4.0 International (CC-BY-4.0)
Status:
Curation Level: Enhanced curation (CurationLevelC)
Size:
110 data points
Data
| 1 Sample label | 2 Lithology | 3 Epoch | 4 Age max [Ma] | 5 Age [Ma] | 6 Age min [Ma] | 7 Comm | 8 Reference |
|---|---|---|---|---|---|---|---|
| E-346 | Massive diamictite | Early-Middle Miocene | 16.34 | 9.360 | 2.38 | Diatoms | Crampton et al. (2016) CONOP strict hybrid 34 drill core model. Eucampia antarctica 16.34 Ma, Trinacria excavata LAD 2.38 Ma. |
| E-347 | Massive diamictite | Late Oligocene-Early Miocene | 17.53 | 12.445 | 7.36 | Diatoms | Crampton et al. (2016) CONOP strict hybrid 34 drill core model. Actinoptychus senarius FAD 17.53 Ma, LAD 7.36 Ma. |
| MTD-46 | Massive bioturbated sandy mudstone | Middle Miocene | 15.600 | Diatoms | Crampton et al. (2016) CONOP strict hybrid 34 drill core model. Asteromphalus symmetricus LAD 15.55 Ma, Nitzschia grossepunctata FAD 15.42 Ma, Nitzschia maleinterpretria LAD 15.82 Ma. 15.6 Ma is the average of these cross overs. | ||
| E-351 | Massive diamictite | Miocene | 16.34 | 16.080 | 15.82 | Diatoms | Crampton et al. (2016) CONOP strict hybrid 34 drill core model. Eucampia antarctica FAD 16.34 Ma, Nitzchia maleinterpretria LAD 15.82 Ma |
| D-1 | Weakly stratified bioturbated sandy mudstone | Middle to Early-late Eocene | 43.60 | 40.300 | 37.00 | Silicoflagellates/diatoms | Barron et al. (2014, 2015) Dictyocha hexacantha FAD 43.6 Ma, Anderson et al. (2011) Trinacria cornuta LO 37 Ma. |
| E-345 | Massive sandstone | Late-Middle to Late Eocene | 43.60 | 40.350 | 37.10 | Silicoflagellates | Barron et al. (2014, 2015) Dictyocha hexacantha FAD 43.6 Ma, Dictyocha spinosa LAD 37.1 Ma |
| MTD-95 | Weakly stratified bioturbated sandy mudstone | Middle Eocene | 43.70 | 41.100 | 38.50 | Ebridian/diatoms | Bohaty and Harwood (2000) Craniopsis octo FO 43.7 Ma, Anderson et al. (2011) Triceratium inconspicuum var. trilobata LCO 38.5 Ma. |
| E-364 | Weakly stratified sandy mudstone | Middle to Late Eocene | 43.60 | 41.200 | 38.80 | Silicoflagellates/dinoflagellates | Barron et al. (2014, 2015) Dictyocha hexacantha FAD 43.6 Ma, Brinkhuis et al. (2003), Williams et al. (2004) Hystrichosphaeridium truswelliae LO 38.8 Ma |
| E-219 | Massive bioturbated sandy mudstone | Middle to Late Eocene | 48.70 | 43.750 | 38.80 | Dinocysts | Bijl et al. (2013) Arachnodinium antarcticum FO 48.7 Ma, Brinkhuis et al. (2003), Williams et al. (2004) Hystrichosphaeridium truswelliae LO 38.8 Ma |
| MB-245 | Massive bioturbated sandy mudstone | Middle to Late Eocene | 48.70 | 43.750 | 38.80 | Dinocysts | Bijl et al. (2013) Arachnodinium antarcticum FO 48.7 Ma, Brinkhuis et al. (2003), Williams et al. (2004) Hystrichosphaeridium truswelliae LO 38.8 Ma |
| MTD-1A | Massive sandstone | Middle to Late Eocene | 48.70 | 43.750 | 38.80 | Dinocysts | Bijl et al. (2013) Arachnodinium antarcticum FO 48.7 Ma, Brinkhuis et al. (2003), Williams et al. (2004) Hystrichosphaeridium truswelliae LO 38.8 Ma |
| MB-181(2) | Stratified sandstone with grading/stratified clast supported conglomerate | Middle to Late Eocene | 48.70 | 43.750 | 38.80 | Dinocysts | Bijl et al. (2013) Arachnodinium antarcticum FO 48.7 Ma, Brinkhuis et al. (2003), Williams et al. (2004) Hystrichosphaeridium truswelliae LO 38.8 Ma |
| E-214 | Stratified sandy mudstone with dropstones | Middle to Late Eocene | 49.00 | 43.900 | 38.80 | Dinocysts | Brinkhuis et al. (2003), Williams et al. (2004) Enneadocysta patridgei FO 49 Ma, Hystrichosphaeridium truswelliae LO 38.8 Ma |
| MTD-154 | Massive sandstone | Middle to Late Eocene | 49.00 | 43.900 | 38.80 | Dinocysts | Brinkhuis et al. (2003), Williams et al. (2004) Enneadocysta patridgei FO 49 Ma, Hystrichosphaeridium truswelliae LO 38.8 Ma |