Myriacanthidae
| Myriacanthidae Temporal range: Latest Triassic-Early Jurassic  | |
|---|---|
| Fossil of Acanthorhina | |
| Life restoration of a male Metopacanthus | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Chondrichthyes | 
| Subclass: | Holocephali | 
| Order: | Chimaeriformes | 
| Family: | †Myriacanthidae Woodward 1889 | 
| Genera | |
| See text | |
Myriacanthidae is an extinct family of holocephalan cartilaginous fish, closely related to living chimaeras. Fossils are known from the latest Triassic (Rhaetian) and Early Jurassic of Europe.