Platystomatichthys

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]

Sturgeon catfish
specimen
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Siluriformes
Family:	Pimelodidae
Genus:	Platystomatichthys Bleeker, 1862
Species:	P. sturio
Binomial name
Platystomatichthys sturio (Kner, 1858)
Synonyms
Platystoma sturio Kner, 1857

References

1. "Platystomatichthys sturio". Integrated Taxonomic Information System. Retrieved May 23, 2007.
2. Axelrod, Herbert R.; Emmens, C.; Burgess, W.; Pronek, N. (1996). Exotic Tropical Fishes. T.F.H. Publications. ISBN 0-87666-543-1.
3. Froese, Rainer and Pauly, Daniel, eds. (2012). "Platystomatichthys sturio" in FishBase. February 2012 version.
4. Lundberg, John G.; Parisi, Béatrice M. (2002). "Propimelodus, new genus, and redescription of Pimelodus eigenmanni Van der Stigchel 1946, a long-recognized yet poorly-known South American catfish (Pimelodidae: Siluriformes)" (PDF). Proceedings of the Academy of Natural Sciences of Philadelphia. 152 (1): 75–88. doi:10.1635/0097-3157(2002)152[0075:PNGARO]2.0.CO;2.