Figs 1-4. 1 in First report of a nest of Ceratina (Ceratinula) fioreseana Oliveira (Hymenoptera: Apidae)

Figs 1-4. 1, Dry petiole of Cecropia pachystachya used as nesting substrate by a female of Ceratina fioreseana; 2, living female found in the nest; 3, emerging female; 4, polar view of Emilia fosbergii pollen grain. Figs 2, 3, Scale bars: 2 mm; 4, Scale bar: 50 μm.