@book{242528,
	author = {Ramos, Kelli S. and Melo, Gabriel a. R.},
	title = {Phylogeny and biogeography of bee genus Parapsaenythia -Apidae, Protandrenini- in the chacoan subregion of South America.},
	year = {2008},
	note = {Sesiones Regulares  Mapa}
}