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- Cretaceous Ammonites from Upper Austria 59-79 © Biologiezentrum Linz/Austria; Download Unter
- Ammonites from the 'A Zones in Northwestern California and Southwestern Oregon
- Ammonites of Early Cretaceous Age (Valanginian and Hauterivian) from the Pacific Coast States
- Lower Valanginian Ammonite Biostratigraphy in the Subbetic Domain (Betic Cordillera, Southeastern Spain)
- Reactivación Neógena De Estructuras De Rift Del Cretácico Temprano
- Early Cretaceous Ammonites from the Butkov Quarry (Manín Unit, Central Western Carpathians, Slovakia)
- Tescheniceras Gen. Nov. (Ammonoidea) and the Definition of the Valanginian/Hauterivian Boundary in Butkov Quarry (Central Western Carpathians, Slovakia)
- Long-Distance Correlations in the Valanginian-Hauterivian: Argentina — Western Mediterranean — NW Europe
- Early Cretaceous Decapod Crustacea from the Neuquén Basin, West-Central
- Early Cretaceous Ammonites and Dinoflagellates from the Western Tatra Mountains, Poland
- Cretaceous System
- Ammonoid Stratigraphy of Lower Cretaceous Successions Within the Vienna Woods (Kaltenleutgeben Section, Lunz Nappe, Northern Calcareous Alps, Lower Austria)
- Geological Age of the Ayukawa Formation (Oshika Group) in the South Kitakami Belt, Northeast Japan Based on the Ammonoids
- High-Precision U–Pb Ages in the Early Tithonian to Early Berriasian and Implications for the Numerical Age of the Jurassic–Cretaceous Boundary