![cover image](https://wikiwandv2-19431.kxcdn.com/_next/image?url=https://upload.wikimedia.org/wikipedia/commons/thumb/5/5e/Symphysis_fossil_from_the_Ordovician_period%252C_Iran.jpg/640px-Symphysis_fossil_from_the_Ordovician_period%252C_Iran.jpg&w=640&q=50)
Nileidae
Extinct family of trilobites / From Wikipedia, the free encyclopedia
Nileidae is a family of trilobites of the Asaphida order.
Quick Facts Scientific classification, Genera ...
Nileidae | |
---|---|
![]() | |
Symphysurus fossil from the Ordovician period, Iran | |
Scientific classification ![]() | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Arthropoda |
Class: | †Trilobita |
Order: | †Asaphida |
Superfamily: | †Cyclopygoidea |
Family: | †Nileidae Angelin 1854 |
Genera | |
See text |
Close
These fast-moving nektonic carnivores lived in the Ordovician and Cambrian periods.[1]