Title:On the presence of Pyramiodontherium (Mammalia, Xenarthra, Megatheriidae) in the late Miocene of northeastern Argentina and its biogeographical implications
Title:Systematic revision of the vizcachas (Rodentia, Caviomorpha, Chinchillidae) from the Chapadmalal Formation, late Pliocene of Buenos Aires Province, Argentina / Revisión sistemática de las vizcachas (Rodentia, Caviomorpha, Chinchillidae) de la formación Chapadmalal, Plioceno tardío de la provincia de Buenos Aires, Argentina