Lyracystidae

<i>Lyracystis</i>

Lyracystis

Extinct genus of marine invertebrates


Lyracystis radiata is an extinct genus of Cambrian eocrinoid echinoderm, fossils of which are known from the Burgess Shale of British Columbia, Canada. It is related to Gogia.

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References

  1. Sprinkle, J.; Collins, D. (2006). "New eocrinoids from the Burgess Shale, southern British Columbia, Canada, and the Spence Shale, northern Utah, USA". Canadian Journal of Earth Sciences. 43: 303–322. Bibcode:2006CaJES..43..303S. doi:10.1139/E05-107.



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