| Desmoceras Temporal range:
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|---|---|
| |
| Desmoceras sp. – Lower Cretaceous (Albian) from Mahajanga, Madagascar | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Cephalopoda |
| Subclass: | †Ammonoidea |
| Order: | †Ammonitida |
| Family: | †Desmoceratidae |
| Subfamily: | †Desmoceratinae |
| Genus: | †Desmoceras Zittel, 1884 |
Desmoceras is a genus of ammonites belonging to the family Desmoceratidae. These cephalopods were fast-moving nektonic carnivores. They lived in the Early Cretaceous; Albian epoch.