Amaltheidae
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- Lower Toarcian Ammonite and Foraminifera Assemblages in the San Miguel De Aguayo Section (Basque-Cantabrian Basin, Spain)
- Early Jurassic Mass Extinction: a Global Long-Term Event
- Lower Jurassic (Pliensbachian and Toarcian) Ammonites from Eastern Oregon and California
- Lower Jurassic) of North
- Geological Survey Canada
- Austroalpine Liassic Ammonites from Vorarlberg (Austria, Northern Calcareous Alps)
- Ammonites from Lac De Charmes (Haute-Marne, France): Systematic, Biostratigraphy and Palaeobiogeography