Etheridgaspis
| Etheridgaspis Temporal range: Arenig[1] | |
|---|---|
| Fossil | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Trilobita |
| Genus: | Etheridgaspis |
Etheridgaspis is an extinct genus from a well-known class of fossil marine arthropods, the trilobites. It lived during the Arenig stage of the Ordovician Period,[1] approximately 478 to 471 million years ago.
References
- 1 2 Sepkoski, Jack (2002). "A compendium of fossil marine animal genera (Trilobita entry)". Bulletins of American Paleontology 364: 560. Retrieved 2008-01-12.
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