| Spirolegoceratidae | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Cephalopoda |
| Subclass: | Ammonoidea |
| Order: | Goniatitida |
| Suborder: | Goniatitina |
| Superfamily: | Neoicocerataceae |
| Family: | Spirolegoceratidae Nassichuk 1970 |
| Genera | |
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Spirolegoceratidae is one of eleven families of the Neoicocerataceae 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.