Stethacanthus

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Stethacanthus Temporal range: 382.7–298.9 Ma PreꞒ Ꞓ O S D C P T J K Pg N Late Devonian to Late Carboniferous
Restoration of S. altonensis and S. productus
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Chondrichthyes
Order:	†Symmoriiformes
Family:	†Stethacanthidae
Genus:	†Stethacanthus Newberry, 1889
Type species
Stethacanthus altonensis St. John and Worthen, 1875[5]
Other species
S. concavus Ginter, 2018[1] S. gansuensis Wang et al., 2004[2] S. neilsoni S. praecursor Hussakof & Bryant, 1918[3] S. resistens S. thomasi S. productus Newberry, 1897[4]
Synonyms
Symmorium reniforme? Cope, 1893

Stethacanthus is an extinct genus of shark-like cartilaginous fish which lived from the Late Devonian to Late Carboniferous epoch, dying out around 298.9 million years ago. Fossils have been found in Australia, Asia, Europe and North America.