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| La Braña-Arintero | |
|---|---|
| Name | La Braña-Arintero |
| Location | Northwestern Iberian Peninsula, Cantabria, Spain |
| Period | Mesolithic |
| Discovered | 2006 |
| Archaeologists | Miguel Ángel-Álvarez, Tomislav Špv, Carles Lalueza-Fox |
La Braña-Arintero is a Mesolithic human burial site in Cantabria, Spain, notable for ancient DNA recovery and exceptional preservation that informed European hunter-gatherer biology, phenotype, and ancestry. The site has been central to discussions connecting Paleolithic and Neolithic demographic events, influencing interpretations by scholars associated with institutions such as the Max Planck Society, University of Oxford, and the Spanish National Research Council.
The burial was uncovered during archaeological fieldwork by teams from the Regional Government of Cantabria, investigators affiliated with the University of León, and collaborators from the University of Oviedo, following survey projects financed by the European Commission and coordinated with the Museo de Prehistoria de Cantabria. Initial excavation techniques referenced stratigraphic methods used at sites like La Sima de los Huesos and El Castillo (cave), with osteological excavation protocols influenced by the British Museum conservation standards and guidance from the International Council on Monuments and Sites. Finds were cataloged under accession systems comparable to those of the Museo Arqueológico Nacional (Madrid) and processed in laboratories at the Centro Nacional de Análisis Genómico.
Radiocarbon dating placed La Braña-Arintero remains in the early Holocene, contemporaneous with other Mesolithic contexts such as Gough's Cave and Los Millares transitional sequences, with Bayesian modeling drawing on calibration curves produced by the IntCal Working Group and techniques developed at the Scottish Universities Environmental Research Centre. Paleoenvironmental reconstruction used pollen records similar to studies from Lake Baikal sequences and faunal comparisons with assemblages from Zvejnieki and Krems-Wachtberg, situating the burial within postglacial recolonization phases debated in literature by teams at the University of Copenhagen and the Max Planck Institute for Evolutionary Anthropology.
Skeletal analysis reported gracile Mesolithic morphology comparable to specimens from Los Canes and Arene Candide, while genomic sequencing yielded whole-genome data interpreted alongside datasets from La Pasiega, Loschbour, and Motala individuals. Ancient DNA extraction followed protocols refined at the University of Tübingen and sequencing workflows at the Wellcome Sanger Institute, producing results that engaged comparative frameworks including genomes from Stuttgart (ancient) and hunter-gatherers described by researchers at Harvard Medical School and the Max Planck Institute for Evolutionary Anthropology.
Osteological assessments identified markers of activity and stress evaluated using methods popularized by the Patterson Laboratory and the University College London, with dental microwear comparisons to Mesolithic samples from Vedbaek and trauma analyses paralleling cases from Grotte des Enfants. Pathological indicators were interpreted in relation to infectious disease surveys undertaken by teams at the Institut Pasteur and nutritional studies by researchers at the University of Cambridge, integrating isotopic data measured in facilities akin to the NERC Radiocarbon Facility.
Grave assemblage interpretation drew parallels with Mesolithic burial practices documented at Rhossili, Star Carr, and Bell Beaker contexts, while lithic and organic remains were compared with collections from La Hoguette and Cueva de los Murciélagos. Analytical approaches referenced typologies advanced by specialists from the British Archaeological Association and museographic practices at the Museo Arqueológico Regional de Madrid, situating La Braña-Arintero within broader debates concerning Mesolithic funerary ritual, mobility, and interaction networks studied by teams at the University of Helsinki and the Max Planck Institute for the Science of Human History.
Genomic affinities linked La Braña-Arintero individuals to western hunter-gatherer clusters established in publications from the Max Planck Society, with analyses comparing allelic variants against datasets including Neolithic farmers (ancient) and Steppe-associated genomes such as those from Yamnaya. Findings informed models of postglacial population structure debated by researchers at the University of Oxford, the University of Vienna, and the National Institutes of Health, contributing to discussions about the genetic contributions to modern populations of Iberia, Atlantic Europe, and broader Europe.
Remains and associated material culture are curated under custodianship following policies from the Museo de Prehistoria de Cantabria and national standards akin to those of the Dirección General de Bellas Artes y Bienes Culturales, with DNA and osteological samples stored in biorepositories comparable to the European Nucleotide Archive and biobank infrastructures at the Spanish National Research Council. Conservation efforts have been coordinated with archaeometric laboratories at the Universidad Complutense de Madrid and heritage management bodies including the European Heritage Network.
Category:Mesolithic archaeological sites in Spain Category:Ancient DNA studies