Priapulidae
| Priapulidae Temporal range:  | |
|---|---|
| Priapulus caudatus | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Priapulida | 
| Class: | Priapulimorpha | 
| Order: | Priapulimorphida | 
| Family: | Priapulidae Gosse, 1855 | 
| Genera | |
| 
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Priapulidae is the canonical family of priapulid worms, comprising Priapulus and Priapulosis as well as the Carboniferous genus Priapulites.