Myriacanthus
| Myriacanthus Temporal range: Late Triassic to Early Jurassic,
| |
|---|---|
| The skull and dorsal fin spine of M. paradoxus, in the collection of the Natural History Museum, London | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Chondrichthyes |
| Subclass: | Holocephali |
| Order: | Chimaeriformes |
| Family: | †Myriacanthidae |
| Genus: | †Myriacanthus Agassiz, 1836 |
| Species: | †M. paradoxus
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| Binomial name | |
| †Myriacanthus paradoxus Agassiz, 1836
| |
| Synonyms | |
|
Prognathodus guentheri Egerton, 1872 | |
Myriacanthus is an extinct genus of cartilaginous fish belonging to the order Chimaeriformes. The only named species, Myriacanthus paradoxus, is known from the Early Jurassic of England, France, Belgium, and Denmark, and the Late Triassic of England. Myriacanthus had armor plates on its head and a long fin spine on its dorsal fin.