Duopalatinus | |
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Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Actinopterygii |
Order: | Siluriformes |
Family: | Pimelodidae |
Genus: |
Duopalatinus Eigenmann & Eigenmann, 1888 |
Type species | |
Platystoma emarginatum
Valenciennes, 1840
|
Duopalatinus is a small genus of long-whiskered catfishes native to South America.
There are currently two recognized species in this genus: [1]
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. [2]
Duopalatinus species are distributed in South America. D. emarginatus inhabits the São Francisco River basin. [3] D. peruanus is found in the Amazon and Orinoco River basins. [4]
Duopalatinus species grow to about 14–15 centimetres (5.5–5.9 in) SL. [3] [4]