Evidence map›Paper›PMID 29489827›Full record

ArticlePloS one2018

Middle and Later Stone Age chronology of Kisese II rockshelter (UNESCO World Heritage Kondoa Rock-Art Sites), Tanzania.

Christian A Tryon, Jason E Lewis, Kathryn L Ranhorn, Amandus Kwekason, Bridget Alex, Myra F Laird, Curtis W Marean, Elizabeth Niespolo, Joelle Nivens, Audax Z P Mabulla

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
52.6field-weighted citation impact, top 1% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

13 citing papers in PubMed, 80 citations in OpenAlex.

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  8. Integrative geochronology calibrates the Middle and Late Stone Ages of Ethiopia's Afar Rift.Proceedings of the National Academy of Sciences of the United States of America · 2021
    Article
  9. Human burials at the Kisese II rockshelter, Tanzania.American journal of physical anthropology · 2021
    Article
  10. Ostrich eggshell bead strontium isotopes reveal persistent macroscale social networking across late Quaternary southern Africa.Proceedings of the National Academy of Sciences of the United States of America · 2020
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

10 authors at 6 institutions in 2 countries.

Christian A TryonDepartment of Anthropology, Harvard University, Peabody Museum of Archaeology and Ethnology, Cambridge, Massachusetts, United States of America.ORCID 0000-0002-2354-3273
Jason E LewisTurkana Basin Institute and Department of Anthropology, Stony Brook University, Stony Brook, New York, United States of America.
Kathryn L RanhornDepartment of Anthropology, Harvard University, Peabody Museum of Archaeology and Ethnology, Cambridge, Massachusetts, United States of America.
Amandus KwekasonNational Museum of Tanzania, Shaaban Robert Street, Dar es Salaam, Tanzania.
Bridget AlexDepartment of Human Evolutionary Biology, Harvard University, Peabody Museum of Archaeology and Ethnology, Cambridge, Massachusetts, United States of America.
Myra F LairdDepartment of Organismal Biology and Anatomy, University of Chicago, Chicago, Illinois, United States of America.
Curtis W MareanInstitute of Human Origins, School of Human Evolution and Social Change, Arizona State University, Tempe, Arizona, United States of America.
Elizabeth NiespoloDepartment of Earth and Planetary Science, University of California, Berkeley, California, United States of America.
Joelle NivensCenter for the Study of Human Origins, Department of Anthropology, New York University, New York, New York, United States of America.
Audax Z P MabullaNational Museum of Tanzania, Shaaban Robert Street, Dar es Salaam, Tanzania.
Harvard University · USArizona State University · USNew York University · USPlanetary Science Institute · USStony Brook University · USUniversity of Chicago · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The archaeology of East Africa during the last ~65,000 years plays a central role in debates about the origins and dispersal of modern humans, Homo sapiens. Despite the historical importance of the region to these discussions, reliable chronologies for the nature, tempo, and timing of human behavioral changes seen among Middle Stone Age (MSA) and Later Stone Age (LSA) archaeological assemblages are sparse. The Kisese II rockshelter in the Kondoa region of Tanzania, originally excavated in 1956, preserves a ≥ 6-m-thick archaeological succession that spans the MSA/LSA transition, with lithic artifacts such as Levallois and bladelet cores and backed microliths, the recurrent use of red ochre, and >5,000 ostrich eggshell beads and bead fragments. Twenty-nine radiocarbon dates on ostrich eggshell carbonate make Kisese II one of the most robust chronological sequences for understanding archaeological change over the last ~47,000 years in East Africa. In particular, ostrich eggshell beads and backed microliths appear by 46-42 ka cal BP and occur throughout overlying Late Pleistocene and Holocene strata. Changes in lithic technology suggest an MSA/LSA transition that began 39-34.3 ka, with typical LSA technologies in place by the Last Glacial Maximum. The timing of these changes demonstrates the time-transgressive nature of behavioral innovations often linked to the origins of modern humans, even within a single region of Africa.

Indexed as

ArchaeologyAnimalsCarbon RadioisotopesFossilsHumansTanzaniaCarbon Radioisotopes

Identifiers

PMID29489827
PMCPMC5830042
OpenAlexW2793225755

What OpenQuestion holds

Textmetadata
LicenceCC BY
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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.