Starch grain recovered from dental calculus. The date associated with this sample is from human bone collagen from burial 2 at the site, but not from the same individual that yielded the maize starch (Wesolowski et al. 2010:1327).
Wesolowski, V., S. M. Ferraz MendonÁa de Souza, K. J. Reinhard and G. Ceccantini 2010 Evaluating Microfossil Content of Dental Calculus from Brazilian Sambaquis. Journal of Archaeological Science 37(6):1326-1338.