Choia is an extinct genus of sponge from the Early Cambrian period to Middle Ordovician period. It is known from the Burgess Shale formation in Canada, living alongside fauna like Anomalocaris.
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Dinopedia
Choia is an extinct genus of sponge from the Early Cambrian period to Middle Ordovician period. It is known from the Burgess Shale formation in Canada, living alongside fauna like Anomalocaris.