Title:Causes and contrasts in current and past distribution of the white shark (Lamniformes: Carcharodon carcharias) off southeastern South America / Causas y contrastes en la distribución presente y pasada del tiburón blanco (Lamniformes: Carcharodon carcharias) costa afuera de Sud América sudoriental
Title:On the presence of Pyramiodontherium (Mammalia, Xenarthra, Megatheriidae) in the late Miocene of northeastern Argentina and its biogeographical implications