''Ferganoceratodus'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nom ...

of prehistoric

lungfish Lungfish are freshwater vertebrates belonging to the order Dipnoi. Lungfish are best known for retaining ancestral characteristics within the Osteichthyes, including the ability to breathe air, and ancestral structures within Sarcopterygii, i ...

known from the

Jurassic The Jurassic ( ) is a geologic period and stratigraphic system that spanned from the end of the Triassic Period million years ago (Mya) to the beginning of the Cretaceous Period, approximately Mya. The Jurassic constitutes the middle period of ...

and possibly Early Cretaceous of Asia. It is a basal member of the suborder

Ceratodontoidei Ceratodontoidei is a suborder of lungfish that is defined as "the clade including all taxa more closely related to ''South American lungfish, Lepidosiren'', ''Australian lungfish, Neoceratodus'' and ''Gnathorhiza'' than to ''Uronemus'', ''Conchop ...

. Despite only being known from

Mesozoic The Mesozoic Era ( ), also called the Age of Reptiles, the Age of Conifers, and colloquially as the Age of the Dinosaurs is the second-to-last era of Earth's geological history, lasting from about , comprising the Triassic, Jurassic and Cretace ...

-aged rocks, phylogenetic analyses indicate that it diverged from the rest of the suborder around 300 million years ago, during the late Carboniferous.

Species

The following species are currently classified in the genus: * †''Ferganoceratodus annekempae'' Cavin, Deesri & Chanthasit, 2020 (named after

Anne Kemp Anne Kemp is an Australians, Australian Ichthyology, ichthyologist and paleoichthyologist who specializes in lungfishes (order Lungfish, Dipnoi). Her primary area of study is the Australian lungfish (''Neoceratodus forsteri''). She has served as ...

) Phu Kradung Formation, Thailand, Late Jurassic-?earliest Cretaceous * †''Ferganoceratodus jurassicus'' Nessov and Kaznyshkin, 1985

Balabansai Formation The Balabansai Formation (sometimes transcribed Balabansay, also known as Balabansai Svita) is a geological formation in Kazakhstan, Kyrgyzstan and Uzbekistan whose strata date back to the Bathonian and Callovian stages of the Middle Jurassic. D ...

, Kyrgyzstan, Middle Jurassic. * †''Ferganoceratodus martini'' Cavin ''et al.,'' 2007 Phu Kradung Formation, Thailand, Late Jurassic-?earliest Cretaceous

References

Prehistoric lungfish genera Jurassic bony fish Cretaceous bony fish Jurassic fish of Asia Cretaceous fish of Asia Taxa named by Varavudh Suteethorn {{Cretaceous-fish-stub