PaleontologybioRxivPreprint
Stratigraphic distribution of ammonoids and other macrofossils from the upper Albian-lower Cenomanian interval in Putumayo, Colombia, northern South America: new data for mid-Cretaceous basin correlation
J. Luque, J. Bustos, A. Beltran-Trivino…·M. Lopez-Horgue
The paper reports new mid-Cretaceous ammonoid and macrofossil data from the Putumayo Basin, Colombia, providing biostratigraphic insights for regional correlation.