Source Data | |
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Rank | species (PBDB) |
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Taxonomy (PBDB) | Life : Animalia : Mollusca : Cephalopoda : Ammonitida : Olcostephanidae : Olcostephanus : Olcostephanus (Viluceras) duraznoensis |
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Classification (PBDB,GBIF) | |
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Opinions (PBDB) | Name | Rank | Opinion | Evidence | Author |
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Olcostephanus (Viluceras) duraznoensis | species | belongs to Olcostephanus (Viluceras) | stated with evidence | Aguirre-Urreta and Rawson, 1999 |
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Status (PBDB) | extinct |
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Taxon Size (PBDB) | 1 |
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First Recorded Appearance | 140 - 136 Ma Early/Lower Cretaceous |
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Last Recorded Appearance | 140 - 133 Ma Early/Lower Cretaceous |
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Motility | fast-moving (based on Ammonoidea) |
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Vision | well-developed (based on Cephalopoda) |
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Diet | carnivore (based on Ammonoidea) |
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Taphonomy | aragonite (based on Ammonoidea) |
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Primary Reference (PBDB) | M. B. Aguirre-Urreta and P. F. Rawson. 1999. Lower Cretaceous ammonites from the Neuquen Basin, Argentina: Viluceras, a new Valanginian subgenus of Olcostephanus. Cretaceous Research 20:343-357 |
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