Duopalatinus

Duopalatinus
Duopalatinus emarginatus
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Division: Teleostei
Order: Siluriformes
Family: Pimelodidae
Genus: Duopalatinus
C. H. Eigenmann & Eigenmann, 1888
Type species
Platystoma emarginatum

Duopalatinus is a small genus of long-whiskered catfishes native to South America.

Species

There are currently two recognized species in this genus:

Duopalatinus 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, Cheirocerus, Iheringichthys, Bergiaria, Bagropsis, Parapimelodus, Platysilurus, Platystomatichthys, and Propimelodus.

Duopalatinus species are distributed in South America. D. emarginatus inhabits the São Francisco River basin. D. peruanus is found in the Amazon and Orinoco River basins.

Duopalatinus species grow to about 14–15 centimetres (5.5–5.9 in) SL.

References

  1. ↑ Froese, Rainer; Pauly, Daniel (eds.). "Species in genus Duopalatinus". FishBase. February 2012 version.
  2. ↑ 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: 75–88. doi:10.1635/0097-3157(2002)152[0075:PNGARO]2.0.CO;2. S2CID 86213152.
  3. 1 2 Froese, Rainer; Pauly, Daniel (eds.). "Duopalatinus emarginatus". FishBase. June 2007 version.
  4. 1 2 Froese, Rainer; Pauly, Daniel (eds.). "Duopalatinus peruanus". FishBase. June 2007 version.