Retodus

Retodus is an extinct genus of prehistoric lungfish found in Cretaceous-aged freshwater strata of Egypt (Baharija Formation), Algeria and Niger.^[1][2] The type species, R. tuberculatus, was named in 2006.^[3][4] It was originally named as a species of Ceratodus and Neoceratodus in 1963.^[5]

Retodus Temporal range: Albian–Maastrichtian PreꞒ Ꞓ O S D C P T J K Pg N
Restoration of Retodus sp.
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Dipnoi
Order:	Ceratodontiformes
Family:	†Ceratodontidae
Genus:	†Retodus Churcher, De Iuliis & Kleindienst, 2006
Type species
†Retodus tuberculatus Churcher, De Iuliis & Kleindienst, 2006
Synonyms
†Ceratodus tuberculatus Tabaste, 1963 †Neoceratodus tuberculatus Tabaste, 1963

Comparison of Retodus (top) with the contemporaneous Stomatosuchus (center) Laganosuchus (bottom)

Description

Tooth plates of R. tuberculatus are characterised by four transverse ridges, broadly rounded crests, a reticular pattern of ridges and hollows, and large adult size.^[3]

See also

• Paleontology portal
• Fish portal

• Sarcopterygii
• List of sarcopterygians
• List of prehistoric bony fish