Pseudorhombus quinquocellatus, the five-eyed flounder, is a species of flatfish in the large-tooth flounder family, Paralichthyidae. It is a demersal fish that lives in tropical waters, inhabiting deep waters on the continental shelf of the western Pacific Ocean, from Taiwan in the north to Australia in the south.

Pseudorhombus quinquocellatus
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Pleuronectiformes
Family:	Paralichthyidae
Genus:	Pseudorhombus
Species:	P. quinquocellatus
Binomial name
Pseudorhombus quinquocellatus M. C. W. Weber & de Beaufort, 1929

Like the rest of the large-tooth flounders, it has both eyes on the left side of its head. It grows to around 20 centimetres (7.9 in) in length. It is brownish in colour, with five dark rings on its ocular side, as suggested by its common name.

References

• Froese, Rainer; Pauly, Daniel (eds.) (2009). "Pseudorhombus quinquocellatus" in FishBase. September 2009 version.