Imperatriz-Fonseca, V.L., Alves-dos-Santos, I., Santos-Filho, P. de S., Engels, W., Ramalho, M., Wilms, W., Aguilar, J.B.V., Alves, D.A. and Kleinert, A. de M.P. 2011. Checklist of bees and honey plants from São Paulo State, Brazil. Biota Neotropica. 11, 4 (Dec. 2011).