Priocharax rex
| Priocharax rex | |
|---|---|
 | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Division: | Teleostei |
| Order: | Characiformes |
| Family: | Acestrorhamphidae |
| Genus: | Priocharax |
| Species: | P. rex |
| Binomial name | |
| Priocharax rex | |
Priocharax rex is a minute species of freshwater ray-finned fish belonging to the family Acestrorhamphidae, the American characins.[1] This fish is considered to be found exclusively in the middle part of the Putumayo River basin in Colombia.[2]
Size
[edit]This species reaches a length of 2.07 cm (0.81 in).[2]
Etymology
[edit]The fish's name means "king" in Latin, referring to its size as the largest fish of the genus Priocharax.[2]
Biology
[edit]Priocharax rex is distinguishable by a round flap of skin between contralateral pelvic fins.[3]
References
[edit]- ↑ "CAS - Eschmeyer's Catalog of Fishes". researcharchive.calacademy.org. Retrieved 2025-12-09.
- 1 2 3 "Nueva especie de pez miniatura es descubierta en el Río Putumayo, Amazonas, Colombia". sinchi.org.co (in Spanish). Retrieved 2025-12-09.
- ↑ Mattox, George Mendes Taliaferro; Acosta-Santos, Astrid; Gregory, Juan D. Bogotá-; Agudelo, Edwin; Lima, Flávio C. T. (2025-01-28). "A new miniature Priocharax from the Rio Putumayo drainage, Amazonas State, Colombia (Teleostei: Characiformes: Characidae) with an unusual skin flap between pelvic fins". Zootaxa. 5575 (4): 545–554. doi:10.11646/zootaxa.5575.4.4. ISSN 1175-5334. PMID 40173851.
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