How a pre-ceramic society in Ecuador pioneered agriculture while sea levels rose
In short: Long before pottery existed in South America, the Las Vegas culture thrived on the arid Santa Elena Peninsula. Between 8000 and 4600 BCE, these early settlers adapted to a shifting coastline, pioneered plant domestication, and developed complex burial rituals that hint at the origins of later Andean social structures.
The Las Vegas culture inhabited the Santa Elena Peninsula of Ecuador from approximately 8000 to 4600 BCE. Living in a xeric, desert-like environment, these people were pre-ceramic, meaning they lacked pottery. Instead, they utilized tools crafted from stone, bone, shell, wood, and bamboo. Archaeological surveys have identified thirty-two sites, revealing a society that transitioned from small, mobile family groups to more sedentary communities as rising sea levels altered their coastal landscape.
Environmental pressures, including rising sea levels that began around 7000 years ago, forced significant changes in subsistence. While early Las Vegas people relied on a broad-spectrum diet of hunted game and mangrove clams, the decline of mangrove swamps led to a greater focus on marine resources and plant cultivation. By the Late Las Vegas phase, the population had begun to centralize, using specific sites like Site No. 80 as ceremonial centers where complex burial rituals, including primary and secondary interments, were performed.
The culture is particularly notable for its early experimentation with agriculture. While they continued to hunt and forage, they cultivated bottle gourds, squash, and eventually maize. The timeline of maize introduction remains a subject of intense scholarly debate, with various studies offering conflicting dates. While some evidence suggests maize was present by 4600 BCE, other research, including phytolith analysis, indicates its arrival may have occurred significantly earlier. This early agricultural activity suggests that the Las Vegas people were part of a sophisticated, interconnected network of early South American societies.
Following 4600 BCE, the archaeological record shows a mysterious millennium-long hiatus in human presence on the peninsula. By 3500 BCE, the Valdivia culture emerged in the same region, yet the ultimate fate of the Las Vegas people remains unknown. Their legacy persists in the evidence of early social organization and the foundational agricultural practices that would eventually define the development of complex civilizations throughout the Andes.
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- Summary by Intellect · source: Las Vegas culture (archaeology)
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