Priocharax nanus

Priocharax nanus
Conservation status
Least Concern  (IUCN 3.1) [1]
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Characiformes
Family:	Acestrorhamphidae
Genus:	Priocharax
Species:	P. nanus
Binomial name
Priocharax nanus (Toledo-Piza, Mattox & Britz, 2014)

Priocharax nanus is a minute species of freshwater ray-finned fish belonging to the family Acestrorhamphidae, the American characins. ^[2] This fish is found in the Rio Negro, Brazil. The species, which has a skeleton of cartilage, is almost completely transparent. ^{[3] [4]} It grows to a maximum length of 15.6 millimeters. ^[5]

References

1. Instituto Chico Mendes de Conservação da Biodiversidade (ICMBio) (2022). "Priocharax nanus". IUCN Red List of Threatened Species (in Brazilian Portuguese). 2022 e.T140652119A140652124. doi: 10.2305/IUCN.UK.2022-1.RLTS.T140652119A140652124.pt . Retrieved 11 April 2025.
2. Fricke, Ron; Eschmeyer, William N. & van der Laan, Richard (eds.). "Species in the genus Priocharax". Catalog of Fishes . California Academy of Sciences . Retrieved 27 October 2025.
3. "New Species of Miniature Fish Discovered in Rio Negro". Sci-News.com. July 8, 2014. Retrieved 8 July 2014.
4. "New miniature fish discovered". Natural History Museum . 1 July 2014. Retrieved 8 July 2014.
5. "New Miniature Fish Discovered". maidenhead aquatics. 4 July 2014. Retrieved 8 July 2014.

Further reading

• Toledo-Piza, Mônica; Mattox, George M. T.; Britz, Ralf (2014). "Priocharax nanus, a new miniature characid from the rio Negro, Amazon basin (Ostariophysi: Characiformes), with an updated list of miniature Neotropical freshwater fishes" (PDF). Neotropical Ichthyology . 12 (2). Sociedade Brasileira de Ictiologia: 229–246. doi: 10.1590/1982-0224-20130171 . Retrieved 8 July 2014.