| Stephanospondylus Temporal range: Early Permian
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| Bones from the holotype specimen of Stephanospondylus pugnax. | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Order: | †Diadectomorpha |
| Family: | †Diadectidae |
| Genus: | †Stephanospondylus Stappenbeck, 1905 |
| Species | |
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Stephanospondylus is an extinct genus of diadectid reptiliomorph from the Early Permian of Germany. Fossils have been found in deposits of the Lower Rotliegend near Dresden. The type species S. pugnax was originally referred to the genus Phanerosaurus in 1882 but was placed in its own genus in 1905.