Pliocene-Pleistocene distribution of benthic foraminifers from ODP Hole 110-672A (Table 2)
Site 672 is located on the Atlantic abyssal plain to the east of the Lesser Antilles forearc region. It serves as a stratigraphic reference section for sediments entering the Barbados accretionary prism. A relatively complete Pliocene through lower Pleistocene section was recovered from Site 672 tha...
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ftpangaea:oai:pangaea.de:doi:10.1594/PANGAEA.745426 2023-05-15T13:41:33+02:00 Pliocene-Pleistocene distribution of benthic foraminifers from ODP Hole 110-672A (Table 2) Clark, Murlene W LATITUDE: 15.540000 * LONGITUDE: -58.641000 * DATE/TIME START: 1986-07-15T11:10:00 * DATE/TIME END: 1986-07-22T12:15:00 * MINIMUM DEPTH, sediment/rock: 0.73 m * MAXIMUM DEPTH, sediment/rock: 107.80 m 1990-09-22 text/tab-separated-values, 4409 data points https://doi.pangaea.de/10.1594/PANGAEA.745426 https://doi.org/10.1594/PANGAEA.745426 en eng PANGAEA https://doi.pangaea.de/10.1594/PANGAEA.745426 https://doi.org/10.1594/PANGAEA.745426 CC-BY-3.0: Creative Commons Attribution 3.0 Unported Access constraints: unrestricted info:eu-repo/semantics/openAccess CC-BY Supplement to: Clark, Murlene W (1990): Deep-water Pliocene-Pleistocene foraminifers and oceanography (Lesser Antilles Forearc), Leg 110, Site 672. In: Moore, JC; Mascle, A; et al. (eds.), Proceedings of the Ocean Drilling Program, Scientific Results, College Station, TX (Ocean Drilling Program), 110, 141-151, https://doi.org/10.2973/odp.proc.sr.110.134.1990 110-672A Anomalinoides globosus Astrononion echolsi Bolivina pseudoplicata Buliminella sp. Cassidulina spp. Cassidulinoides spp. Cibicidoides bradyi Cibicidoides cf. pseudoungerianus Cibicidoides kullenbergi Cibicidoides spp. Counting >125 µm fraction DEPTH sediment/rock Dorothia brevis DRILL Drilling/drill rig DSDP/ODP/IODP sample designation Eggerella bradyi Ehrenbergina trigona Epistominella exigua Epoch Eponides polius Eponides pusillus Eponides tumidulus Fissurina spp. Foraminifera benthic Globocassidulina subglobosa Gyroidinoides altiformis Gyroidinoides lamarckiana Gyroidinoides sp. Gyroidinoides spp. Joides Resolution Laticarinina pauperata Leg110 Lenticulina spp. Melonis barleeanus Melonis pompilioides Miliolina spp. Nannofossil zone North Atlantic Ocean Nuttallides umbonifera Ocean Drilling Program ODP Oridorsalis umbonatus Planulina wuellerstorfi Pleurostomella spp. Pullenia bulloides Pullenia osloensis Dataset 1990 ftpangaea https://doi.org/10.1594/PANGAEA.745426 https://doi.org/10.2973/odp.proc.sr.110.134.1990 2023-01-20T08:51:29Z Site 672 is located on the Atlantic abyssal plain to the east of the Lesser Antilles forearc region. It serves as a stratigraphic reference section for sediments entering the Barbados accretionary prism. A relatively complete Pliocene through lower Pleistocene section was recovered from Site 672 that contains a moderately well-preserved population of benthic foraminifers. Q-mode factor analysis of the benthic population data identified three Pliocene-Pleistocene assemblages that inhabited this site. The Factor 1 fauna, characterized by Nuttallides umboniferus, is commonly associated with the presence of Antarctic Bottom Water (AABW). The Factor 2 assemblage is characterized by Globocassidulina subglobosa, Epistominella exigua, and a combined category of unilocular species. The Factor 3 assemblage is characterized by Epistominella exigua, and Planulina wuellerstorfi. The Factor 2 and 3 faunas are associated with bottom water significantly warmer than that preferred by the Factor 1 assemblage. The distribution of these assemblages has been used to distinguish three climatic intervals in the abyssal environment during the Pliocene-Pleistocene. An early Pliocene warm interval occurred from the Ceratolithus rugosus Subzone to the middle of the Discoaster tamalis Subzone. The upper Pliocene is characterized by oscillations between the Factor 1 and Factor 2 assemblages, which suggests climatic deterioration and increased pulses of AABW flow. The persistence of an essentially modern (Factor 1) fauna throughout the early Pleistocene suggests full glacial development at both poles and a substantial volume of AABW production. Dataset Antarc* Antarctic North Atlantic PANGAEA - Data Publisher for Earth & Environmental Science Antarctic ENVELOPE(-58.641000,-58.641000,15.540000,15.540000) |
institution |
Open Polar |
collection |
PANGAEA - Data Publisher for Earth & Environmental Science |
op_collection_id |
ftpangaea |
language |
English |
topic |
110-672A Anomalinoides globosus Astrononion echolsi Bolivina pseudoplicata Buliminella sp. Cassidulina spp. Cassidulinoides spp. Cibicidoides bradyi Cibicidoides cf. pseudoungerianus Cibicidoides kullenbergi Cibicidoides spp. Counting >125 µm fraction DEPTH sediment/rock Dorothia brevis DRILL Drilling/drill rig DSDP/ODP/IODP sample designation Eggerella bradyi Ehrenbergina trigona Epistominella exigua Epoch Eponides polius Eponides pusillus Eponides tumidulus Fissurina spp. Foraminifera benthic Globocassidulina subglobosa Gyroidinoides altiformis Gyroidinoides lamarckiana Gyroidinoides sp. Gyroidinoides spp. Joides Resolution Laticarinina pauperata Leg110 Lenticulina spp. Melonis barleeanus Melonis pompilioides Miliolina spp. Nannofossil zone North Atlantic Ocean Nuttallides umbonifera Ocean Drilling Program ODP Oridorsalis umbonatus Planulina wuellerstorfi Pleurostomella spp. Pullenia bulloides Pullenia osloensis |
spellingShingle |
110-672A Anomalinoides globosus Astrononion echolsi Bolivina pseudoplicata Buliminella sp. Cassidulina spp. Cassidulinoides spp. Cibicidoides bradyi Cibicidoides cf. pseudoungerianus Cibicidoides kullenbergi Cibicidoides spp. Counting >125 µm fraction DEPTH sediment/rock Dorothia brevis DRILL Drilling/drill rig DSDP/ODP/IODP sample designation Eggerella bradyi Ehrenbergina trigona Epistominella exigua Epoch Eponides polius Eponides pusillus Eponides tumidulus Fissurina spp. Foraminifera benthic Globocassidulina subglobosa Gyroidinoides altiformis Gyroidinoides lamarckiana Gyroidinoides sp. Gyroidinoides spp. Joides Resolution Laticarinina pauperata Leg110 Lenticulina spp. Melonis barleeanus Melonis pompilioides Miliolina spp. Nannofossil zone North Atlantic Ocean Nuttallides umbonifera Ocean Drilling Program ODP Oridorsalis umbonatus Planulina wuellerstorfi Pleurostomella spp. Pullenia bulloides Pullenia osloensis Clark, Murlene W Pliocene-Pleistocene distribution of benthic foraminifers from ODP Hole 110-672A (Table 2) |
topic_facet |
110-672A Anomalinoides globosus Astrononion echolsi Bolivina pseudoplicata Buliminella sp. Cassidulina spp. Cassidulinoides spp. Cibicidoides bradyi Cibicidoides cf. pseudoungerianus Cibicidoides kullenbergi Cibicidoides spp. Counting >125 µm fraction DEPTH sediment/rock Dorothia brevis DRILL Drilling/drill rig DSDP/ODP/IODP sample designation Eggerella bradyi Ehrenbergina trigona Epistominella exigua Epoch Eponides polius Eponides pusillus Eponides tumidulus Fissurina spp. Foraminifera benthic Globocassidulina subglobosa Gyroidinoides altiformis Gyroidinoides lamarckiana Gyroidinoides sp. Gyroidinoides spp. Joides Resolution Laticarinina pauperata Leg110 Lenticulina spp. Melonis barleeanus Melonis pompilioides Miliolina spp. Nannofossil zone North Atlantic Ocean Nuttallides umbonifera Ocean Drilling Program ODP Oridorsalis umbonatus Planulina wuellerstorfi Pleurostomella spp. Pullenia bulloides Pullenia osloensis |
description |
Site 672 is located on the Atlantic abyssal plain to the east of the Lesser Antilles forearc region. It serves as a stratigraphic reference section for sediments entering the Barbados accretionary prism. A relatively complete Pliocene through lower Pleistocene section was recovered from Site 672 that contains a moderately well-preserved population of benthic foraminifers. Q-mode factor analysis of the benthic population data identified three Pliocene-Pleistocene assemblages that inhabited this site. The Factor 1 fauna, characterized by Nuttallides umboniferus, is commonly associated with the presence of Antarctic Bottom Water (AABW). The Factor 2 assemblage is characterized by Globocassidulina subglobosa, Epistominella exigua, and a combined category of unilocular species. The Factor 3 assemblage is characterized by Epistominella exigua, and Planulina wuellerstorfi. The Factor 2 and 3 faunas are associated with bottom water significantly warmer than that preferred by the Factor 1 assemblage. The distribution of these assemblages has been used to distinguish three climatic intervals in the abyssal environment during the Pliocene-Pleistocene. An early Pliocene warm interval occurred from the Ceratolithus rugosus Subzone to the middle of the Discoaster tamalis Subzone. The upper Pliocene is characterized by oscillations between the Factor 1 and Factor 2 assemblages, which suggests climatic deterioration and increased pulses of AABW flow. The persistence of an essentially modern (Factor 1) fauna throughout the early Pleistocene suggests full glacial development at both poles and a substantial volume of AABW production. |
format |
Dataset |
author |
Clark, Murlene W |
author_facet |
Clark, Murlene W |
author_sort |
Clark, Murlene W |
title |
Pliocene-Pleistocene distribution of benthic foraminifers from ODP Hole 110-672A (Table 2) |
title_short |
Pliocene-Pleistocene distribution of benthic foraminifers from ODP Hole 110-672A (Table 2) |
title_full |
Pliocene-Pleistocene distribution of benthic foraminifers from ODP Hole 110-672A (Table 2) |
title_fullStr |
Pliocene-Pleistocene distribution of benthic foraminifers from ODP Hole 110-672A (Table 2) |
title_full_unstemmed |
Pliocene-Pleistocene distribution of benthic foraminifers from ODP Hole 110-672A (Table 2) |
title_sort |
pliocene-pleistocene distribution of benthic foraminifers from odp hole 110-672a (table 2) |
publisher |
PANGAEA |
publishDate |
1990 |
url |
https://doi.pangaea.de/10.1594/PANGAEA.745426 https://doi.org/10.1594/PANGAEA.745426 |
op_coverage |
LATITUDE: 15.540000 * LONGITUDE: -58.641000 * DATE/TIME START: 1986-07-15T11:10:00 * DATE/TIME END: 1986-07-22T12:15:00 * MINIMUM DEPTH, sediment/rock: 0.73 m * MAXIMUM DEPTH, sediment/rock: 107.80 m |
long_lat |
ENVELOPE(-58.641000,-58.641000,15.540000,15.540000) |
geographic |
Antarctic |
geographic_facet |
Antarctic |
genre |
Antarc* Antarctic North Atlantic |
genre_facet |
Antarc* Antarctic North Atlantic |
op_source |
Supplement to: Clark, Murlene W (1990): Deep-water Pliocene-Pleistocene foraminifers and oceanography (Lesser Antilles Forearc), Leg 110, Site 672. In: Moore, JC; Mascle, A; et al. (eds.), Proceedings of the Ocean Drilling Program, Scientific Results, College Station, TX (Ocean Drilling Program), 110, 141-151, https://doi.org/10.2973/odp.proc.sr.110.134.1990 |
op_relation |
https://doi.pangaea.de/10.1594/PANGAEA.745426 https://doi.org/10.1594/PANGAEA.745426 |
op_rights |
CC-BY-3.0: Creative Commons Attribution 3.0 Unported Access constraints: unrestricted info:eu-repo/semantics/openAccess |
op_rightsnorm |
CC-BY |
op_doi |
https://doi.org/10.1594/PANGAEA.745426 https://doi.org/10.2973/odp.proc.sr.110.134.1990 |
_version_ |
1766152200857321472 |