With the aim to better understand the timing and geological evolution of the late Cenozoic
stratigraphic record of the onshore, western Valdés Basin in northeast Chubut province …

Abstract The Atlantic Maastrichtian-Danian (K/P) transgression over northern-central extra-
Andean Patagonia (Argentina) covered both Mesozoic sedimentary basins and the …

The fossil record from Cenozoic sediments provides a great deal of information that has
direct bearing on the early assembling of modern Patagonian ecosystems. In this synthesis …

Recent fieldwork on Neogene deposits of northern Chile led to the discovery of new
material, including three new species of the echinoid genus Arbacia: Arbacia quyllur sp. nov …

Early geological investigations in southern South America addressed the Oligocene-
Miocene Patagoniense deposits, a fossiliferous marine succession distributed in several …

Marine sediments deposited during late Miocene transgressive events are recorded over
large onshore areas in southeastern South America, characterizing the “Entrerriense Sea” …

This study focuses on the early Paleogene deposits of the southernmost Golfo San Jorge
Basin (central Patagonia, Argentina), cropping out at the Laguna Manantiales site. Based on …

Since the initial opening of the Atlantic Ocean in the Early Cretaceous, the eastern margin of
southern South America has been affected by several marine transgressions that left behind …

Los depósitos marinos del Mioceno temprano en Tierra del Fuego albergan un grupo de
gasterópodos struthiolaridos que se destacan por su alta variabilidad morfológica. Desde …

The early Miocene marine deposits in Tierra del Fuego bear a group of struthiolariid
gastropods that stand out for their high morphological variability. since the end of the 19th …