Platystomatichthys_sturio
Platystomatichthys
Genus of fishes
Platystomatichthys sturio is the only species in the genus Platystomatichthys of the catfish (order Siluriformes) family Pimelodidae.[1] It is sometimes called the sturgeon catfish.[2] This species occurs in the Amazon Basin and reaches a length of about 40.0 centimetres (15.7 in) TL.[3] Platystomatichthys is classified under the "Calophysus-Pimelodus clade". Within this clade, it is considered a part of the "Pimelodus-group" of Pimelodids, which also includes Pimelodus, Exallodontus, Duopalatinus, Cheirocerus, Iheringichthys, Bergiaria, Bagropsis, Parapimelodus, Platysilurus, and Propimelodus.[4]