''Ferganoceratodus'' is a

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 ...

prehistoric Prehistory, also known as pre-literary history, is the period of human history between the use of the first stone tools by hominins 3.3 million years ago and the beginning of recorded history with the invention of writing systems. The use of ...

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 Geological period, geologic period and System (stratigraphy), 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 J ...

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 ''Lepidosiren'', '' Neoceratodus'' and '' Gnathorhiza'' than to '' Uronemus'', '' Conchopoma'' and ''Sagenodus''". Members of this ...

. 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 Cretaceo ...

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

Carboniferous The Carboniferous ( ) is a geologic period and system of the Paleozoic that spans 60 million years from the end of the Devonian Period million years ago ( Mya), to the beginning of the Permian Period, million years ago. The name ''Carbonifero ...

Species

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

Anne Kemp Anne Kemp is an Australian ichthyologist and paleoichthyologist who specializes in lungfishes (order Dipnoi). Her primary area of study is the Australian lungfish (''Neoceratodus forsteri''). She has served as a research fellow at Griffith Univer ...

)

Phu Kradung Formation The Early Cretaceous Phu Kradung Formation is the lowest member of the Mesozoic Khorat Group which outcrops on the Khorat Plateau in Isan, Thailand. This geological formation consists of micaceous, brown to reddish-brown siltstone beds with minor ...

, 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. Di ...

, 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