''Fayella'' is an extinct

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

of dubious

temnospondyl Temnospondyli (from Greek language, Greek τέμνειν, ''temnein'' 'to cut' and σπόνδυλος, ''spondylos'' 'vertebra') is a diverse order (biology), order of small to giant tetrapods—often considered Labyrinthodontia, primitive amphi ...

from the Early Permian (

Guadalupian The Guadalupian is the second and middle series/epoch of the Permian. The Guadalupian was preceded by the Cisuralian and followed by the Lopingian. It is named after the Guadalupe Mountains of New Mexico and Texas, and dates between 272.95 ± 0. ...

) of Oklahoma.

Taxonomy

The holotype of ''Fayella chickashaensis'', FMNH UR 1004, comprises a brain case with part of basicraium, basipterygoid processes, and part of otic complex. It was found in the

Chickasha Formation The Chickasha Formation is a geologic formation in Oklahoma. It preserves fossils dating back to the Permian period. See also * List of fossiliferous stratigraphic units in Oklahoma * Paleontology in Oklahoma Paleontology in Oklahoma refers ...

of Oklahoma. Olson (1972) referred a complete specimen (UCLA VP 3066) to ''Fayella'' based on cranial similarities. However, Gee et al. (2018) declared ''Fayella'' a ''nomen dubium'', assigning it to Temnospondyli indeterminate and coining '' Nooxobeia'' for UCLA VP 3066, which is definitely a dissorophid.Bryan M. Gee; Diane Scott; Robert R. Reisz (2018). "Reappraisal of the Permian dissorophid Fayella chickashaensis". Canadian Journal of Earth Sciences. 55 (10): 1103–1114. doi:10.1139/cjes-2018-0053.

References

Dissorophids Cisuralian temnospondyls of North America Fossil taxa described in 1965 Prehistoric amphibian genera Nomina dubia {{Permian-animal-stub