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, approximately 478 to 471 million years ago.
Identifier (URI) | Rank |
---|---|
dbkwik:resource/U1xlK5Nusg_ToCDUgkXr_A== | 5.88129e-14 |
dbr:Etheridgaspis | 5.88129e-14 |