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Cladus: Eukaryota Supergroup: Opisthokonta Regnum: Animalia Subregnum: Eumetazoa Cladus: Bilateria Cladus: Nephrozoa Cladus: Protostomia Cladus: Spiralia Cladus: Lophotrochozoa Phylum: Mollusca Classis: Cephalopoda Subclassis: †Ammonoidea Ordo: Ammonitida Subordo: Ammonitina Superfamiliae: Acanthocerataceae Familia: Acanthoceratidae Subfamiliae: Acanthoceratinae Genus: Calycoceras
Name
Calycoceras Hyatt, 1900
References
The Paleobiology Database Accessed on 12/12/08
Biology Encyclopedia
Mollusca Images
Source: Wikipedia, Wikispecies: All text is available under the terms of the GNU Free Documentation License
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