Sperm-whale V-perforated buttons from Galeria da Cisterna (Almonda Karst System, Torres Novas, Portugal)

During excavation of the prehistoric necropolis of Galeria da Cisterna in 1988-1989, the remains of several individuals were recorded. The direct dating of four attests to use of the cave for funerary purposes during Beaker times. Whilst no Beaker pottery was found, a small fragment of a golden spir...

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Bibliographic Details
Published in:Trabajos de Prehistoria
Main Authors: Zilhão, João, Monge Soares, António M., Pereira Gonçalves, António
Format: Article in Journal/Newspaper
Language:English
Published: Consejo Superior de Investigaciones Científicas 2022
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Online Access:https://tp.revistas.csic.es/index.php/tp/article/view/882
https://doi.org/10.3989/tp.2022.12291
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Summary:During excavation of the prehistoric necropolis of Galeria da Cisterna in 1988-1989, the remains of several individuals were recorded. The direct dating of four attests to use of the cave for funerary purposes during Beaker times. Whilst no Beaker pottery was found, a small fragment of a golden spiral and a set of V-perforated ivory buttons are diagnostic of the period. These items can be securely associated with the human remains dated to the corresponding time range. Visual inspection identified sperm whale ivory as the raw-material the buttons were made of, which density measurements confirmed. This indicator was chosen because it is non-destructive and discriminates well between the different types of ivory found in the Chalcolithic of Iberia. The average obtained for the 13 specimens from Galeria da Cisterna is 2.32 ± 0.12, well outside the range for elephant and hippopotamus ivories and consistent with the average value (2.2) for sperm-whale ivory published by Schuhmacher et al. (2013). The gold object was most likely made from regional sources. These data reflect on the wide intra-regional networks in operation during the Chalcolithic of the Lisbon peninsula. They also suggest that extra-regional exchange was rather more limited, as the golds of the Alentejo sites usually are of a distinct composition and sperm-whale has never been identified among their ivories (which are of North-African elephant, a rare occurrence in the Lisbon peninsula). La excavación de la necrópolis prehistórica de Galeria da Cisterna (1988-1989) recuperó los restos de varios individuos. La datación de cuatro de ellos demuestra que la cavidad fue usada con fines funerarios en época campaniforme. No se ha encontrado ningún fragmento de la característica cerámica del periodo, pero un pequeño fragmento de espiral en oro y un conjunto de botones con perforación en V justifican la asignación cultural del contexto. Su asociación con los restos humanos fechados puede considerarse segura. La observación macroscópica de los botones ...