Pseudanos trimaculatus, the threespot headstander, is a species of headstander found in Argentina, Brazil, Guyana and Peru.
| Pseudanos trimaculatus | |
|---|---|
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Characiformes |
| Family: | Anostomidae |
| Genus: | Pseudanos |
| Species: | P. trimaculatus
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| Binomial name | |
| Pseudanos trimaculatus (Kner, 1858)
| |
Pseudanos trimaculatus exhibits a degree of geographical variation, with specimens found in the Amazon basin exhibiting much more conspicuous black spots at the center of their scales than their Essequibo or Orinoco basin counterparts
References
edit- Froese, Rainer; Pauly, Daniel (eds.). "Pseudanos trimaculatus". FishBase. October 2011 version.
- Birindelli, Britski, Flavio. New species of Pseudanos Winterbottom, 1980 (Characiformes: Anostomidae), with notes on the taxonomy of P. gracilis and P. trimaculatus. (2012).
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