Amphilius caudosignatus

Amphilius caudosignatus is a species of catfish in the genus Amphilius.

It is found in the southeastern tributaries of the Ogooué River in Gabon. It is a freshwater species and can reach up to 5 cm in length. The fish has six to seven principal caudal fin rays with a unique coloration consisting of distinct caudal fin colour patterns, dark brown with a white base and a broad oblique white band from mid dorsal to post ventral corner. It was first described by Paul Harvey Skelton in 2007.