Superregnum: Eukaryota
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Chordata
Cladus: Craniata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Megaclassis/Superclassis: Osteichthyes
Classis: Sarcopterygii
Subclassis: Dipnoi
Genus: †Persephonichthys

Species: †P. chthonica

Name

†Persephonichthys Pardo et al., 2014

• Type species: †Persephonichthys chthonica Pardo et al., 2014

Etymology: From Persephone, a Greek goddess whose annual descent and re-emergence from the underworld is associated with the change of seasons, in reference to the seasonal aestivation burrows that fossils of this species are found in, and ichthys, meaning fish.

References

• Pardo, J.D., Huttenlocker, A.K. & Small, B.J. 2014. An Exceptionally Preserved Transitional Lungfish from the Lower Permian of Nebraska, USA, and the Origin of Modern Lungfishes. PLoS ONE 9 (9): e108542. DOI: 10.1371/journal.pone.0108542 Reference page.