Campo Laborde: Megafauna, tools, and dating - History, Government, Language, and Sources

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Southern South America: Pampas, Patagonia, and Living Heritage
Pampean grasslands · Source-reviewed profile

Campo Laborde: Megafauna, tools, and dating

No securely recorded ancient self-designation is established for this archaeological context.

A giant-sloth processing context links skilled tool use with an important chronological revision. The site's history shows why old dates cannot be repeated without checking later analyses.

Animal processing and chronological-revision context Late Pleistocene processing context; approximately 12,600 calibrated years BP in the 2019 study Stone-tool technology, modified giant-sloth bones, radiocarbon sample treatment and taphonomy. Olavarría public town orientation, Buenos Aires Province, Argentina. Approximate public orientation only, never a territorial, ethnic, linguistic, political, cultural or sovereignty boundary. Not a burial, ancestral-remains, restricted rock-art, sacred-site or private deposit location; no access, excavation or collecting permission is implied.
Overview

Landscapes, communities, and the evidence

Landscapes and regional connections

The Tapalqué stream landscape linked water, animals and work; a public-town marker does not locate the private archaeological deposit.

Political organization and community scale

The evidence concerns selected activities, deposits and local community scale, not one centralized government, capital, bounded people or complete account of authority. Tools, mounds, paintings and preservation alone cannot establish political organization.

Colonial encounters, living heritage, and modern reception

Modern research and heritage care differ from ancient occupation. Living Indigenous communities and custodians are not vanished archaeological classifications; this profile neither establishes nor denies automatic continuity, recognition or descent. Cited institutions have not endorsed this atlas.

Chronology Revised late Pleistocene age

The 2019 study places the event around 12,600 calibrated years BP, revising earlier estimates.

Source review: 2026-10-20 [S1]
Technology Selected tool-use strategies

The 2015 comparative study evaluates acquisition, use and disposal, not the complete economy of a people.

Source review: 2026-10-20 [S3]
Interpretation A local event, not all extinctions

The institutional account presents evidence for a processing event without resolving every regional extinction.

Source review: 2026-10-20 [S2]
Historical sequence

A concise, sourced timeline

These milestones are orientation points, not a complete history.

  1. Sloth processing

    Modified remains and lithics support the study's kill-and-butchery interpretation.

    [S1]

  2. Younger ages proposed

    The later study explains why earlier chronological estimates require revision.

    [S1]

  3. Technological comparison

    The comparative publication studied the lithic assemblage before the redating.

    [S3]

  4. Chronology reassessed

    New sample treatment changed the interpretation of when the event occurred.

    [S1] [S2]
Culture and language

Food, skilled work, households, and language limits

Languages named in this profile

  • No secure spoken-language assignment from these archaeological materials alone; later ethnonyms and ethnography cannot identify every earlier resident.

Language family: Material styles and site names do not establish language families or a single community identity.

The 2019 study places the event around 12,600 calibrated years BP, revising earlier estimates.

The 2015 comparative study evaluates acquisition, use and disposal, not the complete economy of a people.

Independent DNAGENICS AI-assisted educational summaries, not reproductions of the cited works or professional scholarly review. Cited communities, museums, researchers, universities, heritage authorities, UNESCO and publishers did not author or endorse this atlas. Names identify sources only; no logos, source imagery, human remains, restricted cultural expressions or sensitive coordinates are reproduced. Public availability does not establish cultural consent. Use the site's contact channel for corrections or concerns.

AI research guide

Ask about this reviewed profile

The guide can explain and connect facts already present on this page. It cannot search the open web, establish identity or citizenship, or evaluate ancestry and genetic information.

Grounded in approved profile content Citations use the source IDs below No account or DNA context

AI-generated interpretation of genetic similarity, not proof of ancestry. Informational only, not professional advice.

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Before you continue: the analysis you are about to generate is produced by an AI model. AI output can be incomplete, inaccurate, or simply wrong. It describes statistical genetic similarity to reference populations and is not proof of ancestry, ethnicity, identity, or descent. It is provided for informational and educational purposes only, and is not medical, diagnostic, genealogical, legal, or other professional advice. Do not rely on it to make health, financial, legal, or family decisions. To the fullest extent permitted by applicable law, DNA Genics, S.L. accepts no liability for any loss or decision arising from your use of this AI output.

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Evidence register

Sources used for this page

Prefer living community institutions, heritage authorities, accountable archaeological projects, original studies and institutional repositories. Repository abstracts and research notices are identified as such, not substituted for complete excavation records. Attribute sample types, dates, units and changing interpretations. Distinguish tentative heritage proposals from inscriptions and modern restitution work from ancient occupation.

  1. C1

    Cronología radiocarbónica

    CONICET, institutional research record · Scholarly bibliographic record and author-supplied abstract, not a new excavation · 2014

  2. C2

    Broken stone tools from Cerro El Sombrero Cima (Tandilia Range, Argentina)

    CONICET Digital, scholarly repository · Institutional archaeological account or original study, with interpretation attributed · 2012-11

  3. C3

    Nuevas evidencias sobre las ocupaciones tempranas en Cerro Casa de Piedra 7

    CONICET, institutional research record · Scholarly bibliographic record and author-supplied abstract, not a new excavation · Undated resource; accessed 2026-10-20

  4. C4

    Micromamíferos, tafonomía y paleoambientes del cuaternario tardío en Tierra del Fuego: Los roedores de Tres Arroyos 1

    Institutional journal via SciELO Chile · Institutional archaeological account or original study, with interpretation attributed · 2020

  5. C5

    Cultura material y procesos interculturales en Sancti Spiritus (1527–1529). Un abordaje arqueológico contextual

    Universidad Nacional de Rosario, archaeological research repository · Fabián C. Letieri and Gabriel Cocco, contextual archaeological study · 2015, Revista del Centro de Estudios de Arqueología Histórica, Año IV, Vol. 4

  6. C6

    Lengua yagán

    Subdirección Nacional de Pueblos Originarios y Tribal Afrodescendiente chileno · Living-language institutional context, not ancient population evidence · Undated resource; accessed 2026-10-20

  7. C7

    Restitución Colección Gusinde

    Museo Territorial Yagan Usi · Institutional restitution and living community stewardship account · Undated resource; accessed 2026-10-20

  8. C8

    Fuentes y distribución de diferentes tipos de obsidianas en sitios arqueológicos del centro-sur de Chile (38–44°S)

    Institutional journal via SciELO Chile · Institutional archaeological account or original study, with interpretation attributed · 2009

  9. S1

    Campo Laborde: A Late Pleistocene giant ground sloth kill and butchering site in the Pampas

    CONICET Digital, scholarly repository · Institutional archaeological account or original study, with interpretation attributed · 2019-03-06

  10. S2

    Nuevas evidencias sobre la extinción de los mamíferos gigantes en América

    CONICET · Institutional archaeological account or original study, with interpretation attributed · 2019-03-14

  11. S3

    Technological Organization in Hunting/Scavenging and Butchering Sites of Megamammals in the Pampa Grasslands (Argentina)

    CONICET Digital, scholarly repository · Institutional archaeological account or original study, with interpretation attributed · 2015-10

Sources and names remain the property of their respective publishers and communities. Their inclusion is for citation and education; it does not imply endorsement of DNAGENICS. Summaries are original editorial paraphrases and should be checked against the linked source for important use.

Editorial review: October 20, 2026

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