Brazil_Capelinha_Sambaqui_10400BP Sambaqui Shorelines: Brazil's Ancient Builders From 8,500 BCE hunters to c.2400 BP shell-mound builders — archaeology meets aDNA on Brazil’s coasts 8547 BCE - 19442400 CE Brazil — Southeast & South coasts; SE Amazonia
Pampas Echoes: Arroyo Seco II (7200 BP) A fleeting Holocene camp in Argentina whose bones whisper of deep maternal lines 5462 CE - 50007200 BCE Pampas, Argentina (Arroyo Seco II)
Belize 5,500 Years Ago A lone voice from Mayahak Cab Pek linking early Belize to wider Native American maternal lineages 3630 CE - 33795500 BCE Belize (Mayahak Cab Pek)
Putuni Tiwanaku: Maternal Echoes A single 7th–9th century CE burial from Putuni (Bolivia) links Tiwanaku archaeology with mtDNA C1c 675 CE - 831 CE Putuni, Lake Titicaca basin, Bolivia
Echoes from Jabuticabeira II Shell-mound voices from coastal Brazil, where people and genes meet the estuary 410 BCE - 880 CE Coastal Brazil (Jabuticabeira Shell Midden II)
Jabuticabeira II: Sambaqui Coast Late sambaqui coastal community revealed by shell mounds, burials, and ancient DNA 364 CE - 572200 BCE South coast, Brazil (Jabuticabeira II)
Jabuticabeira II Sambaqui (ca. 2400 BP) Coastal shell mounds and a strikingly uniform maternal lineage on Brazil's south coast 742 CE - 12400 BCE South Coast, Brazil (Jabuticabeira II)
Bolivia_Putuni_Tiwanaku Putuni Echoes of Tiwanaku A single maternal lineage illuminates a lakeshore cityscape of ritual, trade, and cultivation 675 CE - 831 CE Putuni, Lake Titicaca basin, Bolivia
Jabuticabeira II Sambaqui: Coastal Ancestors Shellmound builders on Brazil’s south coast (742–1 BCE) whose DNA connects to founding Native American lineages 742 CE - 1 BCE South Coast, Brazil (Jabuticabeira II)
Arroyo Seco II — 7200 Years Ago Mid‑Holocene Pampas foragers whose stones and genes trace ancient journeys 5462 CE - 50007200 BCE Pampas, Argentina (Arroyo Seco II)
Belize, 5,500 Years Ago A lone genetic voice from Mayahak Cab Pek illuminates Late Archaic life in Belize 3630 CE - 3379 BCE Belize (Mesoamerica)
Putuni Tiwanaku — Altiplano Maternal Echo A single ancient genome from Putuni offers a cautious window into Tiwanaku-era life on the Lake Titicaca altiplano. 675 CE - 831 CE Putuni, Lake Titicaca basin, Bolivia
