Vetulocystidae
| Vetulocystidae Temporal range:  | |
|---|---|
| Reconstruction of 2 specimens of Vetulocystis catenata. | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Superphylum: | Deuterostomia | 
| Clade: | †Vetulocystida | 
| Family: | †Vetulocystidae Shu, et al., 2004 | 
| Genera | |
Vetulocystidae is the only family of the taxon Vetulocystida, which is a group of extinct deuterostomes of uncertain phylogenetic position. Vetulocystidae is made up of the genera Vetulocystis, Dianchicystis and Thylacocercus.