Soluta

Belongs within: Echinodermata. The Soluta are an Upper Cambrian to Lower Devonian group of echinoderms with a flattened asymmetrical theca with a biserial arm and elongate stalk-like ‘tail’. They were mostly free-living, lying on the sea floor and using the biserial arm for feeding. The degree of asymmetry exhibited by the theca varied between taxa:… Continue reading Soluta

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