Article · Wikipedia archive · Last revised Jun 17, 2026

Ptyktoptychion

Ptyktoptychion is an extinct genus of chimaeras known from the Early Cretaceous of Australia.

Last revised
Jun 17, 2026
Read time
≈ 1 min
Length
72 w
Citations
1
Source
Wikipedia ↗
Ptyktoptychion
Temporal range:
Scientific classification Edit this 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

References

  1. Lees, Tempe A. (1986). "A new chimaeroid Ptyktoptychion tayyogen. Et sp. Nov. (Pisces:Holocephali) from the marine Cretaceous of Queensland". Alcheringa: An Australasian Journal of Palaeontology. 10 (3): 187–193. doi:10.1080/03115518608619154.