Is the middle Cambrian Brooksella a hexactinellid sponge, trace fossil or pseudofossil?
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DOI: 10.7717/peerj.14796
Abstract: First described as a medusoid jellyfish, the “star-shaped” Brooksella from the Conasauga shale Lagerstätten, Southeastern USA, was variously reconsidered as algae, feeding traces, gas bubbles, and most recently hexactinellid sponges. In this work, we present… read more here.
Keywords: hexactinellid sponge; brooksella; fossil pseudofossil; brooksella hexactinellid ... See more keywords