Gaglianone, M. C., A. J. C. de Aguiar, F. Vivallo, and I. Alves-dos-Santos. “Checklist of Oil Bees from São Paulo State, Brazil”. Biota Neotropica, vol. 11, no. 4, Dec. 2011, //www.biotaneotropica.org.br/BN/article/view/979.