Ptyktoptychion

Ptyktoptychion; Temporal range: Early Cretaceous PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Chondrichthyes
Subclass:	Holocephali
Order:	Chimaeriformes
Family:	Callorhinchidae
Genus:	†Ptyktoptychion; Lees, 1986
Species
	Ptyktoptychion tayyo Lees, 1986; Ptyktoptychion wadeae Bartholomai, 2008;

Ptyktoptychion is an extinct genus of chimaeras known from the Early Cretaceous of Australia.^[1]

References

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