Rank Genus | Class Rhombifera | |
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Similar Cystoidea, Pelmatozoa, Eocrinoidea, Endoceras, Blastozoa | ||
Evidence of life on wet mars echinosphaerites cystoids mars anomalies 2014
Echinosphaerites is a genus of rhombiferan echinoderms (cystoid) that lived in the Early and Middle Ordovician of North America and Europe (Bockelie, 1981).
References
Echinosphaerites Wikipedia(Text) CC BY-SA