Symphysurus
Extinct genus of trilobites
From Wikipedia, the free encyclopedia
Symphysurus is a genus of trilobite of the Asaphida order. These fast-moving nektonic carnivores lived in the Ordovician period[1][2]
| Symphysurus Temporal range: | |
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| Fossil specimen, Baoding Natural History Museum | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Clade: | †Artiopoda |
| Class: | †Trilobita |
| Order: | †Asaphida |
| Family: | †Nileidae |
| Genus: | †Symphysurus Goldfuss, 1843 |
