Nesting biology of Centris (Hemisiella) vittata Lepeletier in southeastern Brazil (Hymenoptera, Apidae, Centridini) Márcio Pereira, Carlos Alberto Garófalo, Evandro Camillo and José Carlos Serrano Apidologie, 30 4 (1999) 327-338 DOI: 10.1051/apido:19990409