# South Atlantic Stable Isotope and Geochemistry Data with Bottom Water Temperature Reconstruction across the Eocene-Oligocene climate transition #----------------------------------------------------------------------- # World Data Center for Paleoclimatology, Boulder # and # NOAA Paleoclimatology Program #----------------------------------------------------------------------- # NOTE: Please cite original publication, online resource and date accessed when using this data. # If there is no publication information, please cite Investigator, title, online resource and date accessed. # # Description/Documentation lines begin with # # Data lines have no # # # Online_Resource: https://www.ncdc.noaa.gov/paleo/study/20406 # Online_Resource: http://www1.ncdc.noaa.gov/pub/data/paleo/paleocean/by_contributor/pusz2011/pusz2011-1090-iso.txt # # Archive: paleoceanography # # Parameter_Keywords: carbon isotopes, oxygen isotopes, geochemistry #--------------------------------------- # Contribution_Date # Date: 2016-08-05 #--------------------------------------- # Title # Study_Name: South Atlantic Stable Isotope and Geochemistry Data with Bottom Water Temperature Reconstruction across the Eocene-Oligocene climate transition #--------------------------------------- # Investigators # Investigators: Pusz, A.E.; Thunell, R.C.; Miller, K.G. #--------------------------------------- # Description and Notes # Description: Data used in the graphs and diagrams used to make interpretations. Age in 1265 tuned to 1090 below 193.1 mcd. # Provided Keywords: Carbon isotopes, Oxygen isotopes, Eocene-Oligocene transition #--------------------------------------- # Publication # Authors: Pusz, A.E., R.C. Thunell, and K.G. Miller # Published_Date_or_Year: 2011 # Published_Title: Deep water temperature, carbonate ion, and ice volume changes across the Eocene-Oligocene climate transition # Journal_Name: Paleoceanography # Volume: 26 # Edition: # Issue: # Pages: # Report Number: PA2205 # DOI: 10.1029/2010PA001950 # Online_Resource: # Full_Citation: # Abstract: Paired benthic foraminiferal stable isotope and Mg/Ca data are used to estimate bottom water temperature (BWT) and ice volume changes associated with the Eocene-Oligocene Transition (EOT), the largest global climate event of the past 50 Myr. We utilized ODP Sites 1090 and 1265 in the South Atlantic to assess seawater d18O (dw), Antarctic ice volume, and sea level changes across the EOT (~33.8–33.54 Ma). We also use benthic d13C data to reconstruct the sources of the deep water masses in this region during the EOT. Our data, together with previously published records, indicate that a pulse of Northern Component Water influenced the South Atlantic immediately prior to and following the EOT. Benthic d18O records show a 0.5‰ increase at ~33.8 Ma (EOT-1) that represents a ~2°C cooling and a small (~10 m) eustatic fall that is followed by a 1.0‰ increase associated with Oi-1. The expected cooling of deep waters at Oi-1 (~33.54 Ma) is not apparent in our Mg/Ca records. We suggest the cooling is masked by coeval changes in the carbonate saturation state (?[CO32-]) which affect the Mg/Ca data. To account for this, the BWT, ice volume, and dw estimates are corrected for a change in the ?[CO32-] of deep waters on the basis of recently published work. Corrected BWT at Sites 1090 and 1265 show a ~1.5°C cooling coincident with Oi-1 and an average dw increase of ~0.75‰. The increase in ice volume during Oi-1 resulted in a ~70 m drop in global sea level and the development of an Antarctic ice sheet that was near modern size or slightly larger. #--------------------------------------- # Funding_Agency # Funding_Agency_Name: # Grant: #--------------------------------------- # Site Information # Site_Name: ODP1090B # Location: Southern Ocean # Country: # Northernmost_Latitude: -42.913687 # Southernmost_Latitude: -42.913687 # Easternmost_Longitude: 8.899737 # Westernmost_Longitude: 8.899737 # Elevation: -3710.3 #--------------------------------------- # Data_Collection # Collection_Name: ODP1090B isotope Pusz11 # First_Year: 36058360 # Last_Year: 33098900 # Time_Unit: cal yr BP # Core_Length: # Notes: #--------------------------------------- # Chronology_Information # Chronology: #--------------------------------------- # Variables # Data variables follow that are preceded by "##" in columns one and two. # Variables list, one per line, shortname-tab-longname components (9 components: what, material, error, units, seasonality, archive, detail, method, C or N for Character or Numeric data) ## SampleID Sample ID,,,,,paleoceaonography,IODP identification,,C ## age_Ma Age,,,millions of years,,paleoceaonography,,,N ## age_Ma-astro Age,,,millions of years,,paleoceaonography,,Ages astronomically tuned,N ## depth_mbsf depth,,,meters,,paleoceaonography,meters below sea floor,,N ## depth_mcd depth,,,meters,,paleoceaonography,meters composite depth,,N ## d18Ocibid delta 18O,Cibicidoides spp.,,per mil VPDB,,paleoceaonography,,Micromass Optima mass spectrometer at Rutgers University,N ## d13Ccibid delta 13C,Cibicidoides spp.,,per mil VPDB,,paleoceaonography,,Micromass Optima mass spectrometer at Rutgers University,N ## notes notes,,,,,,,,C #------------------------ # Data # Data lines follow (have no #) # Data line format - tab-delimited text, variable short name as header # Missing Value: NA SampleID age_Ma age_Ma-astro depth_mbsf depth_mcd d18Ocibid d13Ccibid notes 1090B 24-1-75 33.0989 33.2061 214.550 225.51 2.013 1.059 C. praemundulus, C. eoceanus 1090B 24-1-115 33.1097 33.2184 214.950 225.91 2.228 0.385 C. dickersoni, C. bradyi 1090B 24-2-5 33.1205 33.2306 215.350 226.31 2.315 1.252 C. praemundulus, C. eoceanus 1090B 24-2-45 33.1313 33.2428 215.750 226.71 2.013 1.070 C. praemundulus 1090B 24-2-85 33.1421 33.2550 216.150 227.11 2.186 1.354 C. praemundulus, C. eoceanus 1090B 24-2-124 33.1527 33.2669 216.540 227.50 1.874 1.461 C. praemundulus, C. dickersoni, C. eoceanus 1090B 24-3-15 33.1638 33.2795 216.950 227.91 2.228 1.084 C. eoceanus 1090B 24-3-48 33.1727 33.2895 217.280 228.24 2.187 1.429 C. dickersoni 1090B 24-3-95 33.1854 33.3039 217.750 228.71 2.038 1.143 C. eoceanus 1090B 24-3-135 33.1963 33.3161 218.150 229.11 2.088 1.387 C. dickersoni, C. eoceanus 1090B 24-4-25 33.2071 33.3283 218.550 229.51 2.237 1.172 C. dickersoni, C. eoceanus 1090B 24-4-65 33.2179 33.3406 218.950 229.91 2.106 1.307 C. eoceanus 1090B 24-4-105 33.2287 33.3528 219.350 230.31 2.008 1.274 C. praemundulus, C. eoceanus 1090B 24-4-140 33.2382 33.3635 219.700 230.66 1.822 1.263 C. praemundulus, C. eoceanus 1090B 24-5-35 33.2504 33.3772 220.150 231.11 2.191 1.465 C. praemundulus 1090B 24-5-75 33.2612 33.3895 220.550 231.51 2.044 1.371 C. eoceanus 1090B 24-5-115 33.2720 33.4017 220.950 231.91 1.983 1.165 C. praemundulus, C. eoceanus 1090B 24-6-5 33.2828 33.4139 221.350 232.31 1.988 1.427 C. eoceanus 1090B 24-6-45 33.2937 33.4261 221.750 232.71 1.803 1.156 C. dickersoni, C. eoceanus 1090B 24-6-85 33.3045 33.4383 222.150 233.11 2.239 1.307 C. praemundulus, C. eoceanus 1090B 24-6-125 33.3153 33.4506 222.550 233.51 2.186 1.397 C. eoceanus 1090B 24-7-15 33.3261 33.4628 222.950 233.91 1.671 1.220 C. eoceanus 1090B 25-1-5 33.3356 33.4735 223.550 234.26 2.103 1.563 C. eoceanus 1090B 25-1-45 33.3464 33.4857 223.950 234.66 2.116 1.393 C. eoceanus 1090B 25-1-87 33.3578 33.4985 224.370 235.08 1.884 1.335 C. eoceanus 1090B 25-1-125 33.3681 33.5101 224.750 235.46 2.086 1.557 C. eoceanus 1090B 25-2-15 33.3789 33.5224 225.150 235.86 2.138 1.320 C. eoceanus, C. bradyi 1090B 25-2-55 33.3897 33.5346 225.550 236.26 2.015 1.541 C. dickersoni C. eoceanus 1090B 25-2-95 33.4005 33.5468 225.950 236.66 2.209 1.335 C. eoceanus 1090B 25-2-135 33.4114 33.5590 226.350 237.06 2.181 1.721 C. eoceanus 1090B 25-2-140 33.4127 33.5605 226.400 237.11 2.210 1.648 1090B 25-3 0-2 33.4154 33.5636 226.500 237.21 2.354 1.694 C. dickersoni, C. eoceanus 1090B 25-3 37-39 33.4254 33.5749 226.870 237.58 2.323 1.598 C. dickersoni, C. eoceanus, C. bradyi 1090B 25-3 78-80A 33.4365 33.5874 227.280 237.99 2.265 1.578 C. eoceanus 1090B 25-3 117-119 33.4471 33.5994 227.670 238.38 2.275 1.477 C. dickersoni, C. praemundulus, C. eoceanus 1090B 25-4 7-9A 33.4579 33.6116 228.070 238.78 2.436 1.311 C. dickersoni, C. eoceanus 1090B 25-4 47-49 33.4687 33.6238 228.470 239.18 2.383 1.228 C. dickersoni, C. eoceanus, C. bradyi 1090B 25-4 87-89 33.4795 33.6360 228.870 239.58 2.169 0.967 C. dickersoni, C. praemundulus, C. eoceanus 1090B 25-4 127-129 33.4904 33.6482 229.270 239.98 1.686 0.928 C. dickersoni, C. eoceanus 1090B 25-5 17-19A 33.5012 33.6605 229.670 240.38 1.804 1.055 C. eoceanus 1090B 25-5 57-59 33.5120 33.6727 230.070 240.78 1.826 0.891 C. dickersoni, C. eoceanus 1090B 25-5 94-96 33.5220 33.6840 230.440 241.15 1.677 0.780 C. dickersoni, C. bradyi 1090B 25-6 59-61 33.5529 33.7206 231.590 242.30 1.497 0.979 C. praemundulus, C. eoceanus, C. bradyi 1090B 25 CC 3-5 33.5862 33.7651 232.850 243.56 1.418 0.849 C. eoceanus, C. bradyi, C. grimsdalei 1090B 26-1 18-20 33.6341 33.8290 233.380 245.37 1.318 0.761 C. dickersoni, C. eoceanus C. bradyi 1090B 26-1 58-60 33.6446 33.8431 233.780 245.77 1.494 0.858 C. dickersoni, C. eoceanus 1090B 26-1 107-109 33.6576 33.8604 234.270 246.26 1.129 1.093 C. dickersoni, C. eoceanus C. bradyi 1090B 26-1 138-140 33.6658 33.8713 234.580 246.57 1.140 0.574 C. dickersoni, C. eoceanus 1090B 26-2 22-24 33.6748 33.8833 234.920 246.91 1.195 0.714 C. dickersoni, C. eoceanus, C. praemundulus 1090B 26-2 63-65A 33.6856 33.8978 235.330 247.32 1.275 0.770 C. dickersoni, C. praemundulus 1090B 26-2 107-109A 33.6972 33.9133 235.770 247.76 1.276 0.772 C. dickersoni, C. eoceanus 1090B 26-2 137-139 33.7051 33.9239 236.070 248.06 1.370 0.608 C. dickersoni, C. eoceanus 1090B 26-3-11 33.7115 33.9324 236.310 248.30 1.141 0.878 1090B 26-3-17-19 33.7131 33.9345 236.370 248.36 1.482 0.845 C. eoceanus 1090B 26-3-57-59 33.7236 33.9486 236.770 248.76 1.350 0.834 C. eoceanus C. bradyi 1090B 26-3-93-95 33.7332 33.9613 237.130 249.12 1.080 0.606 C. eoceanus C. bradyi 1090B 26-3-137-139 33.7448 33.9769 237.570 249.56 1.095 0.879 C. dickersoni C. eoceanus 1090B 26-4-22-24 33.7540 33.9892 237.920 249.91 1.213 0.972 C. dickersoni C. eoceanus 1090B 26-4-61-63 33.7643 34.0030 238.310 250.30 1.297 0.860 C. eoceanus C. grimsdalei 1090B 26-4-103-105 33.7754 34.0178 238.730 250.72 1.218 0.950 C. dickersoni C. praemundulus C. eoceanus 1090B 26-5-12 33.7910 34.0386 239.320 251.31 1.238 0.765 C. dickersoni, C. eoceanus 1090B 26-5-48 33.8005 34.0513 239.680 251.67 1.008 0.639 C. dickersoni, C. eoceanus, C. bradyi 1090B 27-1-63 33.9023 34.1872 243.530 255.52 0.854 0.176 C. eoceanus 1090B 27-1-93 33.9102 34.1978 243.830 255.82 0.791 0.364 C. eoceanus 1090B 27-1-137 33.9218 34.2134 244.270 256.26 0.911 0.563 C. eoceanus, C. bradyi 1090B 27-2-33.5 33.9341 34.2298 244.735 256.73 0.903 0.454 C. eoceanus, C. bradyi 1090B 27-2-72 33.9443 34.2434 245.120 257.11 0.962 0.493 C. eoceanus, C. bradyi 1090B 27-2-113.5 33.9553 34.2580 245.535 257.53 0.528 -0.305 C. dickersoni, C. eoceanus, C. bradyi 1090B 27-3-6 33.9665 34.2730 245.960 257.95 0.707 0.290 C. praemundulus, C. bradyi, C. grimsdalei 1090B 27-3-44 33.9766 34.2864 246.340 258.33 0.455 0.160 C. eoceanus, C. bradyi 1090B 27-3-83 33.9869 34.3002 246.730 258.72 0.919 0.864 C. dickersoni, C. eoceanus 1090B 27-3-122 33.9972 34.3140 247.120 259.11 0.579 0.580 C. eoceanus, C. bradyi 1090B 27-4-18 34.0093 34.3302 247.580 259.57 0.904 0.748 C. eoceanus, C. bradyi 1090B 27-4-94 34.0294 34.3570 248.340 260.33 0.673 0.475 C. dickersoni, C. eoceanus 1090B 27-4-108; 34.0331 34.3620 248.480 260.47 1.020 0.866 1090B 27-4-134 34.0400 34.3711 248.740 260.73 0.881 0.778 C. eoceanus, C. bradyi 1090B 27-5-33.5 34.0531 34.3886 249.235 261.23 0.832 0.559 C. dickersoni, C. eoceanus 1090B 27-5-72 34.0632 34.4022 249.620 261.61 1.006 0.096 C. eoceanus, C. bradyi 1090B 27-5-113 34.0741 34.4167 250.030 262.02 0.793 0.575 C. eoceanus 1090B 27-5-148 34.0833 34.4290 250.380 262.37 0.701 0.341 C. praemundulus, C. dickersoni, C. eoceanus 1090B 27-6-34 34.0928 NA 250.740 262.73 1.060 0.800 C. praemundulus, C. eoceanus, C. bradyi 1090B 27-6-72.5 34.1030 NA 251.125 263.12 0.855 0.234 C. praemundulus,C. eoceanus, C. bradyi 1090B 28-1-54.5 34.1564 NA 253.145 265.14 0.824 0.599 C. praemundulus,C. eoceanus, C. bradyi 1090B 28-1-96 34.1674 NA 253.560 265.55 1.064 0.701 C. grimsdalei, C. bradyi 1090B 28-2-15 34.1856 NA 254.250 266.24 0.864 0.071 A, C. eoceanus, MICR, C. bradyi 1090B 28-2-55 34.1962 NA 254.650 266.64 0.831 0.341 C. eoceanus, C. bradyi 1090B 28-2-95 34.2067 NA 255.050 267.04 0.618 0.289 C. dickersoni, C. eoceanus, C. bradyi 1090B 28-2-138 34.2181 NA 255.480 267.47 0.692 0.422 C. eoceanus, C. bradyi 1090B 28-3-25A 34.2279 NA 255.850 267.84 1.093 0.416 C. eoceanus, C. bradyi 1090B 28-3-148A 34.2604 NA 257.080 269.07 0.653 0.429 C. eoceanus 1090B 28-4-73 34.2802 NA 257.830 269.82 1.193 0.015 C. bradyi 1090B 28-4-135; 34.2966 NA 258.450 270.44 0.694 0.797 1090B 28-5-43 34.3119 NA 259.030 271.02 1.035 0.260 C. dickersoni, C. bradyi 1090B 28-5-84 34.3227 NA 259.440 271.43 1.061 0.000 C. laurisae, C. bradyi 1090B 28-5-124 34.3333 NA 259.840 271.83 0.744 0.452 C. eoceanus, C. bradyi 1090B 28-6-135 34.3759 NA 261.450 273.44 0.960 0.319 C. eoceanus, C. bradyi 1090B 29-1-25.5 34.4049 NA 262.550 274.54 1.038 0.418 C. bradyi, C. bradyi 1090B 29-1-65 34.4155 NA 262.950 274.94 1.137 0.309 C. bradyi 1090B 29-1-105.5 34.4262 NA 263.355 275.35 0.819 0.839 C. eoceanus, C. bradyi 1090B 29-2-75.5 34.4579 NA 264.555 276.55 0.944 0.154 C. bradyi 1090B 29-3-84 34.4998 NA 266.140 278.13 0.910 0.484 C. dickersoni C. bradyi 1090B 29-3-136 34.5136 NA 266.660 278.65 1.026 0.338 C. bradyi 1090B 29-4-65 34.5344 NA 267.450 279.44 1.033 0.597 C. dickersoni, C. bradyi 1090B 29-4-107 34.5455 NA 267.870 279.86 0.898 0.442 C. bradyi 1090B 29-5-5 34.5582 NA 268.350 280.34 0.586 0.607 C. dickersoni 1090B 29-5-43.5 34.5684 NA 268.735 280.73 0.757 0.419 C. bradyi 1090B 29-5-86 34.5796 NA 269.160 281.15 0.750 0.652 C. dickersoni 1090B 29-6-64 34.6134 NA 270.440 282.43 0.690 0.154 C. praemundulus, C. bradyi 1090B 29-7-18.5 34.6711 NA 272.180 284.17 0.730 0.077 C. bradyi, ROB 1090B 30-1-58.5 34.7096 NA 272.585 284.58 0.700 0.259 C. bradyi 1090B 30-1-76 34.7262 NA 272.760 284.75 0.800 0.077 ROB, C. bradyi 1090B 30-1-142 34.7889 NA 273.420 285.41 0.510 0.061 C. dickersoni, C. bradyi 1090B 30-2-148.5 34.9375 NA 274.985 286.98 0.726 0.091 C. bradyi, C. havanensis 1090B 30-3-58.5 35.0559 NA 275.585 287.58 0.903 0.272 C. bradyi 1090B 30-3-76 35.0912 NA 275.760 287.75 0.855 0.254 C. bradyi A 1090B 30-3-96 35.1315 NA 275.960 287.95 0.995 0.346 C. bradyi, ROB 1090B 30-3-116 35.1719 NA 276.160 288.15 0.973 0.418 C. bradyi 1090B 30-3-137.5 35.2142 NA 276.370 288.36 0.817 0.451 C. bradyi, C. havanensis 1090B 30-4-6 35.2525 NA 276.560 288.55 0.430 0.208 C. bradyi 1090B 30-4-26 35.2928 NA 276.760 288.75 0.748 0.031 C. bradyi 1090B 30-4-66 35.3491 NA 277.160 289.15 0.737 0.207 C. bradyi 1090B 30-4-104 35.3646 NA 277.540 289.53 0.593 0.271 C. bradyi 1090B 30-5-58.5 35.4071 NA 278.585 290.58 0.466 0.833 C. dickersoni, C. eoceanus, C. grimsdalei, C. bradyi 1090B 30-5-75.5 35.4140 NA 278.755 290.75 0.314 0.717 C. praemundulus, C. dickersoni, C. eoceanus, C. bradyi 1090B 30-5-94 35.4215 NA 278.940 290.93 0.335 0.433 C. praemundulus, C. eoceanus, C. grimsdalei, C. bradyi 1090B 30-5-138 35.4394 NA 279.380 291.37 0.979 0.962 C. praemundulus, C. eoceanus, C. grimsdalei 1090B 30-6-12 35.4491 NA 279.620 291.61 0.404 0.743 C. dickersoni, C. eoceanus, C. bradyi 1090B 30-6-33 35.4577 NA 279.830 291.82 0.536 0.913 C. eoceanus, C. bradyi 1090B 30-6-48.5 35.4640 NA 279.985 291.98 0.728 0.998 C. praemundulus, C. eoceanus, C. bradyi 1090B 30-6-67 35.4715 NA 280.170 292.16 0.612 0.696 C. praemundulus, C. dickersoni, C. eoceanus, C. bradyi 1090B 30-6-87 35.4796 NA 280.370 292.36 0.703 0.871 C. eoceanus 1090B 30-6-107.5 35.4880 NA 280.575 292.57 0.671 0.902 C. praemundulus, C. eoceanus, C. bradyi 1090B 30-7-5.5 35.5075 NA 281.055 293.05 0.779 1.092 C. dickersoni, C. eoceanus 1090B 30-7-25.5 35.5156 NA 281.255 293.25 0.648 0.946 C. eoceanus 1090B 30-7-44 35.5232 NA 281.440 293.43 0.696 1.008 C. eoceanus 1090B 31-1-6.5 35.5422 NA 281.765 293.76 0.555 0.969 C. praemundulus, C. eoceanus 1090B 31-1-25.5 35.5543 NA 281.955 293.95 0.692 0.842 C. praemundulus, C. eoceanus, C. bradyi 1090B 31-1-85 35.5922 NA 282.550 294.54 1.065 0.676 C. praemundulus, C. bradyi 1090B 31-1-105 35.6049 NA 282.750 294.74 0.695 0.971 C. praemundulus, C. eoceanus, C. bradyi 1090B 31-1-125 35.6176 NA 282.950 294.94 0.632 1.033 C. praemundulus, C. dickersoni 1090B 31-1-145.5 35.6306 NA 283.155 295.15 0.427 0.852 C. praemundulus, C. bradyi 1090B 31-2-18 35.6450 NA 283.380 295.37 0.574 0.975 C. praemundulus 1090B 31-2-37 35.6570 NA 283.570 295.56 0.594 0.952 C. praemundulus, C. eoceanus 1090B 31-2-57 35.6698 NA 283.770 295.76 0.695 0.916 C. praemundulus, C. eoceanus, C. bradyi 1090B 31-2-75.5 35.6815 NA 283.955 295.95 0.622 0.832 C. praemundulus, C. eoceanus, C. bradyi 1090B 31-2-95.5 35.6923 NA 284.155 296.15 0.583 0.785 C. eoceanus, C. grimsdalei, C. bradyi 1090B 31-2-113.5 35.7014 NA 284.335 296.33 0.670 0.840 C. praemundulus, C. eoceanus, C. bradyi 1090B 31-2-135 35.7122 NA 284.550 296.54 0.501 0.990 C. eoceanus, C. grimsdalei, C. bradyi 1090B 31-3-6 35.7228 NA 284.760 296.75 1.090 0.406 C. bradyi 1090B 31-3-25 35.7324 NA 284.950 296.94 0.952 0.464 C. grimsdalei, C. bradyi, R 1090B 31-3-45 35.7425 NA 285.150 297.14 0.612 0.999 C. praemundulus, C. bradyi 1090B 31-3-63 35.7516 NA 285.330 297.32 0.554 0.948 C. eoceanus, C. praemundulus, C. grimsdalei 1090B 31-3-83 35.7617 NA 285.530 297.52 0.457 0.910 C. praemundulus, C. eoceanus, C. grimsdalei 1090B 31-3-105 35.7728 NA 285.750 297.74 0.596 0.900 C. praemundulus, C. grimsdalei, C. bradyi 1090B 31-3-123 35.7819 NA 285.930 297.92 0.576 0.844 C. dickersoni, C. grimsdalei, C. bradyi 1090B 31-3-144 35.7925 NA 286.140 298.13 0.642 1.020 C. eoceanus, C. grimsdalei 1090B 31-4-82.5 35.8371 NA 287.025 299.02 0.729 0.857 C. eoceanus, C. grimsdalei 1090B 31-4-122 35.8570 NA 287.420 299.41 0.789 0.970 C. praemundulus, C. eoceanus 1090B 31-5-12 35.8772 NA 287.820 299.81 0.606 0.863 C. eoceanus 1090B 31-5-48.5 35.8956 NA 288.185 300.18 0.817 0.966 C. praemundulus 1090B 31-5-88 35.9156 NA 288.580 300.57 0.725 0.817 C. praemundulus, C. dickersoni, C. grimsdalei 1090B 31-5-134 35.9388 NA 289.040 301.03 0.387 0.575 C. eoceanus 1090B 31-6-25 35.9590 NA 289.440 301.43 0.794 0.733 C. praemundulus, C. dickersoni, C. eoceanus 1090B 31-6-104.5 35.9996 NA 290.245 302.24 0.591 0.885 1090B 31-6-144 36.0195 NA 290.640 302.63 0.837 0.878 1090B 31-7-30 36.0377 NA 291.000 302.99 0.562 0.503 1090B 31-CC-18 36.0584 NA 291.410 303.40 1.117 0.809