Cornuta
| Cornuta Temporal range:  | |
|---|---|
| Reconstruction of the cornute Cothurnocystis | |
| Fossil of Cothurnocystis elizae | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Echinodermata | 
| Class: | †Stylophora | 
| Order: | †Cornuta Jaekel, 1901 | 
| Families | |
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Cornuta is an extinct order of echinoderms. Along with the mitrates, they form the Stylophora.
Their first (probable) representative is Ponticulocarpus from the Spence Shale (mid Cambrian);, Ordovician examples also exist.