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Crocodylian diversity peak and extinction in the late Cenozoic of the northern Neotropics.
Northern South America and South East Asia are today's hotspots of crocodylian diversity with up to six (mainly alligatorid) and four (mainly crocodylid) living species respectively, of which usuallyExpand
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Miocene flooding events of western Amazonia
Two distinct and short-lived flooding events of shallow marine waters covered western Amazonia during the Miocene. There is a considerable controversy about whether western Amazonia was ever coveredExpand
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Revised stratigraphy of Neogene strata in the Cocinetas Basin, La Guajira, Colombia
AbstractThe Cocinetas Basin of Colombia provides a valuable window into the geological and paleontological history of northern South America during the Neogene. Two major findings provide newExpand
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A New Early Miocene (Aquitanian) Elasmobranchii Assemblage from the la Guajira Peninsula, Colombia
Abstract. Recent field expeditions have led to the discovery of a selachian assemblage from the earliest Miocene (Aquitanian) deposits of the Uitpa Formation in the La Guajira Peninsula, Colombia.Expand
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A new Late Miocene chondrichthyan assemblage from the Chagres Formation, Panama
The lLate Miocene Chagres Formation from northern Panama contains the youngest outcrops of the Panama Canal Basin. Here we report two chondrichthyan assemblages that include 30 taxa from both the RioExpand
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Fossil Chondrichthyes from the central eastern Pacific Ocean and their paleoceanographic significance
Abstract The study of the chondrichthyan fauna from the Angostura, Onzole, Canoa and Jama formations, in the Neogene of Bordon and Manabi basins, Ecuador, reveals the presence of 30 taxa, includingExpand
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The Path towards Endangered Species: Prehistoric Fisheries in Southeastern Brazil
Brazilian shellmounds are archaeological sites with a high concentration of marine faunal remains. There are more than 2000 sites along the coast of Brazil that range in age from 8,720 to 985 cal BP.Expand
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Condrictios fósiles del Plioceno Superior de la Formación Horcón, Región de Valparaíso, Chile central
Se describen doce taxa de condrictios fosiles provenientes de rocas asignadas al Plioceno Superior de la Formacion Horcon, region de Valparaiso, Chile central; se discuten sus registros previos,Expand
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Fossil Cetaceans (Mammalia, Cetacea) from the Neogene of Colombia and Venezuela
There are significant geographic gaps in our knowledge of marine mammal evolution because most fossils have been found and described from Northern Hemisphere localities and a few other high-latitudeExpand
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Lamniform sharks from the Cenomanian (Upper Cretaceous) of Venezuela
Abstract Sampling of Cenomanian fossil-rich horizons within the La Luna Formation of two localities in the Zulia and Trujillo states (northern Venezuela) yielded numerous shark teeth belonging toExpand
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