Comparisons of dental morphology in river stingrays (Chondrichthyes: Potamotrygonidae) with new fossils from the middle Eocene of Peruvian Amazonia rekindle debate on their evolution

Sylvain Adnet (1) , Rodolfo Salas Gismondi (1, 2) , Pierre-Olivier Antoine (1)

1 UMR ISEM - Institut des Sciences de l'Evolution de Montpellier
2 UNMSM - Universidad Nacional Mayor de San Marcos

Mots clés: Potamotrygonidae; Palaeogene; Neotropics; Evolution; Freshwater adaptation; Biogeography

Domaines: Paléontologie; Biodiversité et Ecologie

Sylvain Adnet, Rodolfo Salas Gismondi, Pierre-Olivier Antoine. Comparisons of dental morphology in river stingrays (Chondrichthyes: Potamotrygonidae) with new fossils from the middle Eocene of Peruvian Amazonia rekindle debate on their evolution. The Science of Nature Naturwissenschaften, 2014, 101 (1), pp.33-45. ⟨10.1007/s00114-013-1127-1⟩. ⟨hal-01922504⟩