Cladus: Eukaryota Name Pachydiscus (Pachydiscus) Zittel 1884 References * Kennedy, W. J., Landman, N. H., Cobban, W. A., & Johnson, R. O., (2000). "Additions to the Ammonite Fauna of the Upper Cretaceous Navesink Formation of New Jersey" American Museum Novitates 3306(1):1–30 Source: Wikispecies: All text is available under the terms of the GNU Free Documentation License |
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