A man buried in Brazil in the Ancient South America era

Sumidouro6
Portrait reconstruction
Specimen Details
Sample ID:
Sumidouro6
Date:
8293 BCE - 7966 BCE
Biological Sex:
Male
mtDNA:
D1
Y-DNA:
Q-M902
Cultural Period:
Sumidouro Site, Brazil 10,100 Years Ago
Location
Country:
Brazil
Locality:
Caverna do Sumidouro. Lagoa Santa. Brazil
Map Location
Historical Timeline
Description

The Sumidouro Site in Brazil, dating back approximately 10,100 years, offers a fascinating glimpse into the Paleo-Indian era in South America. This period is part of the broader Archaic stage of pre-Columbian history, encompassing the transition from the Late Pleistocene to the early Holocene epoch. The site provides critical insights into the lifeways of some of the earliest human inhabitants of the continent, reflecting their adaptive strategies and cultural developments during a period of significant environmental changes.

Geographic and Environmental Context

The Sumidouro Site is located in the Lagoa Santa region of Minas Gerais, Brazil. This area is characterized by its karst landscape, with limestone caves, valleys, and small lakes. During the time frame in question, the climate was transitioning from the cooler and drier conditions of the Late Pleistocene to a warmer and more humid Holocene climate. This environmental shift had a profound impact on the flora and fauna, influencing the resources available to human populations.

Cultural and Technological Aspects

The Paleo-Indians at the Sumidouro Site were highly adaptive, developing technologies and strategies to exploit a diverse array of resources. Projectile points and other stone tools found at the site indicate advanced flintknapping skills, essential for hunting and processing game. These tools were typically made from locally sourced materials, demonstrating an intimate knowledge of the surrounding landscape.

In addition to stone tools, there is evidence to suggest the use of organic materials, such as wood and bone, which have not preserved well but likely played a crucial role in daily life. The presence of grinding stones suggests the processing of plant materials, pointing to a mixed subsistence strategy that included both hunting and foraging.

Subsistence and Diet

The inhabitants of the Sumidouro Site relied on a varied diet, reflecting the rich biodiversity of the region. Archaeological findings include the remains of megafauna, such as giant sloths and mastodons, which were gradually disappearing during this era. Additionally, they hunted smaller animals like deer and peccaries and gathered a variety of plant foods, including fruits, nuts, and tubers.

The shift in available resources from large Pleistocene megafauna to smaller, more abundant Holocene species necessitated an adaptation in hunting strategies and tools. This period marks an ecological and economic transition toward more regional and localized forms of subsistence.

Social Organization and Settlement Patterns

While direct evidence of social structures is scarce due to the ephemeral nature of early hunter-gatherer societies, the spatial distribution of artifacts and ecofacts suggests small, mobile groups. These groups likely moved seasonally, following animal migrations and the availability of plant resources, a pattern typical of hunter-gatherer societies globally.

Cave sites in the region, such as Lapa Vermelha and Lapa do Santo, provide evidence of habitation and ritual activity, indicating that these locations held cultural and possibly spiritual significance. The caves offered shelter and served as natural gathering places, promoting social interaction among groups.

Art and Symbolism

Artistic expression from this period is exemplified by rock art found in the region's caves. These expressions include petroglyphs and pictographs, depicting human figures, animals, and abstract patterns. The art provides valuable insights into the symbolic and possibly religious life of these early inhabitants, reflecting themes related to cosmology, identity, and the natural world.

Conclusion

The Sumidouro Site, circa 10,100 years ago, represents a dynamic era of human adaptation and cultural development in prehistoric Brazil. The Paleo-Indians of this period were adept at exploiting their environment, creating tools and strategies that enabled them to thrive during a time of significant ecological transition. As such, the site offers rich insights into the resilience and ingenuity of some of the earliest inhabitants of South America, contributing to our broader understanding of human prehistory on the continent.

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Sample ID Culture/Period Date Location Action
Sumidouro8 Sumidouro Site, Brazil 10,100 Years Ago 8172 BCE Caverna do Sumidouro. Lagoa Santa. Brazil, Brazil View
Sumidouro7 Sumidouro Site, Brazil 10,100 Years Ago 8422 BCE Caverna do Sumidouro. Lagoa Santa. Brazil, Brazil View
Sumidouro4 Sumidouro Site, Brazil 10,100 Years Ago 8300 BCE Caverna do Sumidouro. Lagoa Santa. Brazil, Brazil View
Sumidouro6 Sumidouro Site, Brazil 10,100 Years Ago 8293 BCE Caverna do Sumidouro. Lagoa Santa. Brazil, Brazil View
Sumidouro5 Sumidouro Site, Brazil 10,100 Years Ago 8612 BCE Caverna do Sumidouro. Lagoa Santa. Brazil, Brazil View
Ancient Genetic Admixture

Ancient genetic admixture analysis compares the DNA profile of this individual (Sumidouro6) with present-day reference populations. These results show what percentage of the individual's genetic makeup resembles ancient populations from different geographic regions.

Ancient Native Americans 77%
Ancient Asians 20%
Western Steppe Pastoralists 3%
Modern Genetic Admixture

Modern genetic admixture analysis compares the DNA profile of this individual (Sumidouro6) with present-day reference populations. These results show what percentage of the individual's genetic makeup resembles modern populations from different geographic regions.

These results complement the ancient ancestry components shown in the previous section, offering a different perspective on the individual's genetic profile by comparing it with modern reference populations rather than prehistoric ancestral groups.

America 87%
America 87%
Native American 87.5%
Asia 10%
Northern Asian 7%
Siberian 6.6%
Central Asian, Northern Indian & Pakistani 3%
Central Asian 3.3%
Chinese & Southeast Asian 0%
Europe 2%
Eastern European 2%
Eastern European 1.6%
Oceania 1%
Melanesian 1%
Papuan 0.6%
Africa 0%
West African 0%
North African 0%
G25 Coordinates

The G25 coordinates for the sample Sumidouro6 are as follows. You can analyze its admixture using G25 Studio.

Sumidouro6,0.05984164,-0.30709128,0.11336256,0.09953652,-0.11198552,-0.01185966,-0.2927913,-0.34418668,-0.01469388,-0.01711996,0.00212244,-0.00152218,0.000185,0.02122102,-0.00640346,0.00057982,0.00585694,0.00200854,-0.0003167,-0.00222576,-0.00256828,0.0076705,-0.00185336,-0.00377148,-0.00617418
Analyze it in G25 Studio
Scientific Papers References
Early human dispersals within the Americas
Authors:
Moreno-Mayar JV, Vinner L, de Barros Damgaard P
Abstract:

Studies of the peopling of the Americas have focused on the timing and number of initial migrations. Less attention has been paid to the subsequent spread of people within the Americas. We sequenced 15 ancient human genomes spanning from Alaska to Patagonia; six are ≥10,000 years old (up to ~18× coverage). All are most closely related to Native Americans, including those from an Ancient Beringian individual and two morphologically distinct "Paleoamericans." We found evidence of rapid dispersal and early diversification that included previously unknown groups as people moved south. This resulted in multiple independent, geographically uneven migrations, including one that provides clues of a Late Pleistocene Australasian genetic signal, as well as a later Mesoamerican-related expansion. These led to complex and dynamic population histories from North to South America.

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