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- Lower Cretaceous, Southeast of France) Part I: Introduction and Biostratigraphy Stéphane Bersac, Didier Bert
- Distribuci6n De Amonitas Del Barremiano De La Formaci6n Paja En El Sector De Villa De Leyva (Boyaca, Colombia)
- Ammonite Biostratigraphy, Lithofacies Variations, and Paleoceanographic
- ACADEMIA COLOMBIANA DE CIENCIAS EXACTAS, FISICAS Y NATURALES
- Evolution of Cupido and Coahuila Carbonate Platforms, Early Cretaceous, Northeastern Mexico
- Lower Cretaceous (Hauterivian-Albian) Ammonite Biostratigraphy in the Maestrat Basin (E Spain)
- Lower Aptian Ammonite Biostratigraphy in the Maestrat Basin (Eastern Iberian Chain, Eastern Spain)
- Lower Aptian Ammonites of the Sierra De Parras, Coahuila State, Northern Mexico
- Representatives in Romania of the Genera Dissimilites Sarkar, 1954 and Toxoceratoides Spath, 1924 (Ancyloceratina, Ammonoidea)
- Ancyloceratina, Ancyloceratidae) from the Lower Aptian of Spain
- Lower Aptian Comparative Stratigraphy of the Basco
- Lower Cretaceous) of Northern Mexico Revista Mexicana De Ciencias Geológicas, Vol
- (Lower Cretaceous, Southeast of France). Part I: Introduction and Biostratigraphy.- Carnets Geol., Ma- Drid, Vol
- The Evolution of the Heteromorph and Monomorph Early Cretaceous Ammonites of the Suborder Ancyloceratina Wiedmann I
- Fossil Calibrations for the Arthropod Tree of Life
- A Negative Carbon Isotope Excursion Within the Dufrenoyia Furcata Zone: Proposal for a New Episode for Chemostratigraphic Correlation in the Aptian