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Díaz, Germán Ricardo; Martín, Rodrigo Sebastian; Plastani, Maria Sofía; Albarracín, Paula Belén; García Chapori, Natalia Luz; Laprida, Cecilia: Relative abundance of benthic foraminifera from sediment core SHN-T394, Argentine continental shelf [dataset]. PANGAEA, https://doi.pangaea.de/10.1594/PANGAEA.972084 (dataset in review), In: Díaz, GR et al.: AMS radiocarbon dates, age model, benthic foraminifera, and ostracoda census from sediment core SHN-T394, Argentine continental shelf [dataset bundled publication]. PANGAEA, https://doi.pangaea.de/10.1594/PANGAEA.972079 (dataset in review)

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Keyword(s):
Argentine Continental Shelf; Late Glacial sea level rise; Late Quaternary; Micropaleontology; Paleoenvironmental analysis
Funding:
National Scientific and Technical Research Council (CONICET), grant/award no. PIP11220220100103CO: Reconstrucción paleoclimática en base a registros geológicos continentales y marinos desde el Pleistoceno Superior en latitudes medias de Argentina. Proyecto PIP GI. Programación científica 2023-2025
Coverage:
Latitude: -40.164460 * Longitude: -57.249333
Minimum DEPTH, sediment/rock: 0.06 m * Maximum DEPTH, sediment/rock: 2.09 m
Event(s):
SHN-T394 * Latitude: -40.164460 * Longitude: -57.249333 * Elevation: -100.0 m * Method/Device: Gravity corer (GC)
Comment:
Thirty-six sediment samples of approx. 10 cm^3 were taken.  The number of samples and the distance between consecutive samples vary among the sedimentary units described above due to their textural differences. Unit A (215-135 cm) were sampled every ~10 cm. Unit B (135-89 cm)  were sampled continuously every 2 cm. Unit C (89-10 cm) levels with abundant fine-grained matrix were selected. Unit D (the uppermost 10 cm) only one sample was taken. For each sample, 10 g of sediment was treated with hydrogen peroxide (H2O2{~}) 10% to remove organic matter, washed through 75 μm sieve, and dried at 40º C in a thermostatic oven. All foraminifera and ostracods from at least 2 g of dry sediment were picked and extrapolated to the whole pretreated sample to standardized abundance.
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
1DEPTH, sediment/rockDepth sedmDíaz, Germán RicardoGeocode
2Uvigerina striataU. striata%Díaz, Germán RicardoCounting >75 µm
3Elphidium discoidaleE. discoidale%Díaz, Germán RicardoCounting >75 µm
4Cassidulina laevigataC. laevigata%Díaz, Germán RicardoCounting >75 µm
5Globocassidulina subglobosaG. subglobosa%Díaz, Germán RicardoCounting >75 µm
6Ammonia tepidaA. tepida%Díaz, Germán RicardoCounting >75 µm
7Buccella peruvianaB. peruviana%Díaz, Germán RicardoCounting >75 µm
8Cornuspira involvensC. involvens%Díaz, Germán RicardoCounting >75 µm
9Pseudotriloculina patagonicaP. patagonica%Díaz, Germán RicardoCounting >75 µm
10Quinqueloculina seminulumQ. seminulum%Díaz, Germán RicardoCounting >75 µm
11Quinqueloculina millettiQ. milletti%Díaz, Germán RicardoCounting >75 µm
12Quinqueloculina atlanticaQ. atlantica%Díaz, Germán RicardoCounting >75 µm
13Cribroelphidium gunteriC. gunteri%Díaz, Germán RicardoCounting >75 µm
14Miliolinella subrotundaM. subrotunda%Díaz, Germán RicardoCounting >75 µm
15Pyrgo ringensP. ringens%Díaz, Germán RicardoCounting >75 µm
16Pseudotriloculina lecalvezaeP. lecalvezae%Díaz, Germán RicardoCounting >75 µm
17Spiroloculina cf. orbisS. cf. orbis%Díaz, Germán RicardoCounting >75 µm
18Rosalina williamsoniR. williamsoni%Díaz, Germán RicardoCounting >75 µm
19Trochammina inflataT. inflata%Díaz, Germán RicardoCounting >75 µm
License:
Creative Commons Attribution 4.0 International (CC-BY-4.0) (License comes into effect after moratorium ends)
Status:
Curation Level: Enhanced curation (CurationLevelC)
Size:
648 data points

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