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Portrait reconstruction of I1753
Ancient Individual

A man buried in Chile in the Ancient South America era

I1753
3360 BCE - 2930 BCE
Male
Los Rieles Site, Chile 5,100 Years Ago
Chile
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Chapter I

Identity

The biological and cultural markers that define this ancient individual

Sample ID

I1753

Date Range

3360 BCE - 2930 BCE

Biological Sex

Male

mtDNA Haplogroup

C1b

Y-DNA Haplogroup

Q-M3

Cultural Period

Los Rieles Site, Chile 5,100 Years Ago

Chapter II

Place

Where this individual was discovered

Country Chile
Locality Coquimbo. Los Vilos. Los Rieles
Chapter III

Time

When this individual lived in the broader context of human history

I1753 3360 BCE - 2930 BCE
Chapter IV

Story

The narrative of this ancient life

The Los Rieles site, situated in the Andean region of present-day Chile, provides a fascinating glimpse into prehistoric Andean civilizations around 5,100 years ago, approximately 3,100 BCE. This period was marked by significant cultural and societal developments influenced by the diverse and challenging environment of the Andes.

Geographical and Environmental Context

The Los Rieles site lies within a diverse and complex geographical setting characterized by the towering Andes mountain range, arid coastal zones, and fertile valleys. This varied landscape offered both challenges and opportunities for early inhabitants. The harsh climate, with its extreme altitude and temperature variations, required adaptive strategies for survival and resource management.

Societal and Cultural Features

  1. Subsistence Strategies: The people of Los Rieles engaged in a mix of hunting, gathering, and early forms of agriculture. The domestication of plants such as quinoa, potatoes, and maize, along with the management and rearing of camelids (llamas and alpacas), played pivotal roles in food production and subsistence strategies. This combination allowed them not only to sustain themselves but also to lay the foundations for more complex sociopolitical structures.

  2. Settlement Patterns: Archeological evidence suggests that inhabitants of the Los Rieles site practiced both sedentary and semi-nomadic lifestyles. Settlements were often strategically located to access diverse ecological zones and resources, facilitating trade and communication across different areas. These settlements might have consisted of stone structures, providing clues about architectural practices during this time.

  3. Social Organization: Societal organization during this era likely revolved around kinship groups or clan-based systems. The presence of communal structures and artifacts indicates that these communities engaged in cooperative endeavors, possibly involving ritual activities, resource allocation, and social governance. There is some indication of emerging social hierarchies with leaders or shamans holding special status.

  4. Trade and Interaction: The Los Rieles culture was part of a broader network of Andean civilizations engaged in trade and cultural exchange. The diffusion of ideas and goods such as textiles, ceramics, and ceremonial items highlights the interconnectedness of early Andean cultures. The movement of these items across regions suggests a sophisticated understanding of trade routes and an early form of economic interaction.

  5. Technology and Craftsmanship: Technological advancements were evident in the crafting of tools, pottery, and textiles. Stone tools, used for hunting and agriculture, exhibit a high degree of skill and adaptation to the available resources. Early textile evidence indicates the use of llama or alpaca wool, demonstrating both practical and cultural aspects of material use.

  6. Religious and Ritual Practices: Rituals and religious practices were integral to the Los Rieles culture. Archeological finds, such as ceremonial objects and possible temple sites, suggest that they engaged in spiritual practices possibly centered around natural elements like the sun, mountains, and water sources. These practices were likely aimed at securing agricultural fertility, community health, and social cohesion.

Importance and Legacy

The Los Rieles site and its inhabitants provide crucial insights into the development of Andean civilizations. The adaptive strategies and cultural innovations developed during this period laid the groundwork for later, more complex societies, including the Moche, Nazca, and ultimately the Inca Empire. The legacy of these early inhabitants is evident in the cultural continuity observed in the region, particularly in agricultural techniques, artistic styles, and spiritual beliefs that persisted and evolved over millennia.

The study of the Los Rieles site not only enriches our understanding of South American prehistory but also highlights the resilience and ingenuity of human societies in challenging environments, offering valuable lessons on sustainability and adaptation.

Chapter V

Genetics

The genetic ancestry of this ancient individual

Ancient Genetic Admixture

This analysis compares the DNA profile of I1753 with ancient reference populations, showing the genetic composition in terms of prehistoric ancestral groups.

Ancient Native Americans 78.1%
Ancient Asians 18.4%
Western Steppe Pastoralists 3.6%

Modern Genetic Admixture

This analysis compares the DNA profile with present-day reference populations, showing what percentage of genetic makeup resembles modern populations from different regions.

America 91.6%
America 91.6%
Native American 91.6%
Asia 8.1%
Northern Asian 6.2%
Siberian 4.0%
Mongolian 2.2%
Chinese & Southeast Asian 1.1%
Chinese 1.1%
Central Asian, Northern Indian & Pakistani 0.8%

Closest Modern Populations

These are the modern populations showing the closest statistical alignment to A man buried in Chile in the Ancient South America era, ranked by genetic distance. Lower distance values indicate closer statistical similarity.

1
Aymara
2.1059
2
Piapoco
2.4474
3
Bolivian Lapaz
2.4959
4
Yukpa
2.7089
5
Wichi
2.8513
6
Colla
2.9767
7
Cachi
3.1878
8
Mixe
3.4444
9
Mayan
4.1024
10
Huichol
4.3058
Chapter VI

Context

Other ancient individuals connected to this sample

Sources

References

Scientific publications and genetic data

Scientific Publication

Reconstructing the Deep Population History of Central and South America

Authors Posth C, Nakatsuka N, Lazaridis I
Abstract

We report genome-wide ancient DNA from 49 individuals forming four parallel time transects in Belize, Brazil, the Central Andes, and the Southern Cone, each dating to at least ∼9,000 years ago. The common ancestral population radiated rapidly from just one of the two early branches that contributed to Native Americans today. We document two previously unappreciated streams of gene flow between North and South America. One affected the Central Andes by ∼4,200 years ago, while the other explains an affinity between the oldest North American genome associated with the Clovis culture and the oldest Central and South Americans from Chile, Brazil, and Belize. However, this was not the primary source for later South Americans, as the other ancient individuals derive from lineages without specific affinity to the Clovis-associated genome, suggesting a population replacement that began at least 9,000 years ago and was followed by substantial population continuity in multiple regions.

G25 Coordinates

The G25 coordinates for sample I1753 can be used for detailed admixture analysis in our G25 Studio tool.

I1753,0.05378308,-0.31432734,0.11214414,0.09907068,-0.1152822,-0.01320772,-0.29777016,-0.34967988,-0.0140508,-0.01572724,0.00221132,-0.0004119,-0.00156638,0.02489322,-0.00592952,-0.00049252,0.00591482,0.0035677,0.00153966,-0.00148596,8.598E-05,0.00671406,-0.00275654,-0.00472064,-0.00495785
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