Cothurnocystidae
| Cothurnocystidae | |
|---|---|
| Cothurnocystis elizae | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Echinodermata | 
| Class: | †Stylophora | 
| Order: | †Cornuta | 
| Suborder: | †Cothurnocystida | 
| Family: | †Cothurnocystidae Bather, 1913 | 
| Subfamilies | |
| 
 | |
Cothurnocystidae is an extinct family of stylophoran echinoderms in the order Cornuta.
It contains four subfamilies and six genera not assigned to subfamilies:
- Chauvelicystinae
- Ampelocarpus
- Chauvelicystis
- Flabellicarpus
- Lyricocarpus
- Milonicystis
- Prochauvelicystis
- Proscotiaecystis
- Sokkaejaecystis
 
- Cothurnocystinae
- Phyllocystinae
- Scotiaecystinae
- Bohemiaecystis
- Scotiaecystis
- Thoralicystis
 
- Unassigned
- Acuticarpus
- Archaeocothurnus
- Cardiocystella
- Nevadaecystis
- Ponticulocarpus
- Trigonocarpus