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: Ordovician
Symphysurus fossil from the Ordovician period, Iran
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Trilobita
Order: Asaphida
Family: Nileidae
Genus: Symphysurus
Goldfuss, 1843

References

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  1. ^ Kraft, Petr; Bruthansová, Jana; Mikuláš, Radek (2020-01-01). "Feeding traces related to shells from the Prague Basin, Czech Republic (Tremadocian to early Darriwilian, Ordovician)". Palaeogeography, Palaeoclimatology, Palaeoecology. 537: 109399. doi:10.1016/j.palaeo.2019.109399. ISSN 0031-0182.
  2. ^ "Symphysurus Goldfuss, 1843". www.gbif.org. Retrieved 2024-02-16.