Somniosus gonzalezi

Somniosus gonzalezi is an extinct species of sleeper shark that lived during the Oligocene epoch Rupelian to Chattian stages. The species was described from teeth fossils found in the Pysht Formation of Washington states Olympic Peninsula.^[1]

Somniosus gonzalezi Temporal range: 28.4–23.03 Ma PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Chondrichthyes
Subclass:	Elasmobranchii
Division:	Selachii
Order:	Squaliformes
Family:	Somniosidae
Genus:	Somniosus
Species:	†S. gonzalezi
Binomial name
†Somniosus gonzalezi Welton & Goedert, 2016