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. Fossils of the genus have been found exclusively in the Caroline Creek Formation of Australia.

Etheridgaspis
Temporal range: Arenig[1]
Fossil
Scientific classification
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Etheridgaspis

Kobayashi 1940

References edit

  1. ^ a b Sepkoski, Jack (2002). "A compendium of fossil marine animal genera (Trilobita entry)". Bulletins of American Paleontology. 364: 560. Archived from the original on September 5, 2006. Retrieved 2008-01-12.