Gaudryceratidae is a family belonging to the extinct ammonoid suborder Lytoceratina that lived from the Barremian of the Lower Cretaceous to the Maastrichtian of the Upper Cretaceous.
| Gaudryceratidae Temporal range:
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| Fossil shells of Kossmatella agassizianum from Maritime Alps, on display at Galerie de paléontologie et d'anatomie comparée in Paris | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Cephalopoda |
| Subclass: | †Ammonoidea |
| Order: | †Ammonitida |
| Suborder: | †Lytoceratina |
| Family: | †Gaudryceratidae Spath, 1927 |
| Genera | |
Gaudryceratids are lytocerins typically with rounded, oval, or depressed whorl sections that become higher with age; suture with more or less symmetrical, bifid saddles, internal suture with a single saddle.
References edit
- Arkell et al., Mesozoic Ammonoidea. Treatise on Invertebrate Paleontology, Part L. Geological Society of America, 1957. RC. Moore, ed.
- Gaudryceratidae-Paleobiology Database 9/24/07
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