Pericyclidae is one of nine families of the Pericycloidea 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.
| Pericyclidae | |
|---|---|
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Cephalopoda |
| Subclass: | †Ammonoidea |
| Order: | †Goniatitida |
| Superfamily: | †Pericycloidea |
| Family: | †Pericyclidae Hyatt 1900 |
| Subfamilies | |
References edit
- The Paleobiology Database accessed on 10/01/07
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