Figs. 11–13 in The Extinct Fauna of Stingless Bees (Hymenoptera: Apidae: Meliponini) in Dominican Amber: Two New Species and Redescription of the Male of Proplebeia dominicana (Wille and Chandler)
CAMARGO, JOÃO M.F. ; GRIMALDI, DAVID, A. ; PEDRO, SILVIA R. M.