Metopacanthus

Metopacanthus is an extinct genus of holocephalan cartilaginous fish from the Early Jurassic epoch in Europe. It is known from the Toarcian of the Posidonia Shale of Germany. It has an unusual jaw-like structure over the skull.^[1] It had long fin spine with length of 33 cm (13 in).^[2]

Metopacanthus Temporal range: Toarcian PreꞒ Ꞓ O S D C P T J K Pg N
Type specimen of M. granulatus, which was historically considered a species of Myriacanthus
Life reconstruction of a male M. bollensis, with body reconstructed after Chimaeropsis
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Chondrichthyes
Subclass:	Holocephali
Order:	Chimaeriformes
Family:	†Myriacanthidae
Genus:	†Metopacanthus
Type species
†Metopacanthus granulatus
Other species
†Metopacanthus bollensis