Pseudanos trimaculatus
| Pseudanos trimaculatus | |
|---|---|
| |
Scientific classification 
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| 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)
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| Synonyms[2] | |
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Pseudanos trimaculatus, the threespot headstander, is a species of headstander found in Argentina, Brazil, Guyana and Peru.
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
- Froese, Rainer; Pauly, Daniel (eds.). "Pseudanos trimaculatus". FishBase. October 2011 version.
- ^ Frederico, R.G. (2022). "Pseudanos trimaculatus". IUCN Red List of Threatened Species. 2022: e.T49829553A160294967. doi:10.2305/IUCN.UK.2022-2.RLTS.T49829553A160294967.en. Retrieved 30 July 2025.
- ^ Eschmeyer, William N.; Fricke, Ron & van der Laan, Richard (eds.). "Species in the genus Pseudanos". Catalog of Fishes. California Academy of Sciences. Retrieved 30 July 2025.
- Jose Birindelli; Flávio C. T. Lima; Heraldo A Britski (August 2012). "New species of Pseudanos Winterbottom, 1980 (Characiformes: Anostomidae), with notes on the taxonomy of P. gracilis and P. trimaculatus". Zootaxa. 3425: 55–68. doi:10.11646/zootaxa.3425.1.4.