Cothurnocystidae is an extinct family of
stylophora
The stylophorans are an extinct, possibly polyphyletic group allied to the Paleozoic Era echinoderms, comprising the prehistoric cornutes and mitrates. It is synonymous with the subphylum Calcichordata. Their unusual appearances have led to a v ...
n
echinoderm
An echinoderm () is any member of the phylum Echinodermata (). The adults are recognisable by their (usually five-point) radial symmetry, and include starfish, brittle stars, sea urchins, sand dollars, and sea cucumbers, as well as the s ...
s in the order
Cornuta.
References
External links
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*
Cothurnocystidae at fossilworks.org(retrieved 16 April 2016)
Homalozoa
Prehistoric echinoderm families
{{paleo-echinoderm-stub