Gastrioceratidae is one of five families of the Gastrioceratoidea superfamily. They are an extinct group of ammonoid, which are shelled cephalopods related to squids, belemnites, octopuses, and cuttlefish, and more distantly to the nautiloids.
| Gastrioceratidae | |
|---|---|
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Cephalopoda |
| Subclass: | †Ammonoidea |
| Order: | †Goniatitida |
| Superfamily: | †Gastrioceratoidea |
| Family: | †Gastrioceratidae Ruzhencev & Bogoslovskaya 1975 |
| Genera | |
References edit
- The Paleobiology Database accessed on 10/01/07
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