Collignoniceratidae
| Collignoniceratidae Temporal range: | |
|---|---|
| Collignoniceras woolgari, from Bílá Hora, Prague, Czech Republic, at the National Museum (Prague) | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Cephalopoda |
| Subclass: | †Ammonoidea |
| Order: | †Ammonitida |
| Superfamily: | †Acanthoceratoidea |
| Family: | †Collignoniceratidae Wright & Wright, 1951 |
| Subfamilies | |
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See text | |
Collignoniceratidae is a family of Upper Cretaceous ammonites characterized by typically more or less evolute shells with compressed, oval, or square whorl sections; serrate or entire keels; and dense ribs with one to 5 tubercles.