''Poecilocharax callipterus'' is a species of
fish
Fish are aquatic, craniate, gill-bearing animals that lack limbs with digits. Included in this definition are the living hagfish, lampreys, and cartilaginous and bony fish as well as various extinct related groups. Approximately 95% of li ...
named after its elongated
dorsal fin
A dorsal fin is a fin located on the back of most marine and freshwater vertebrates within various taxa of the animal kingdom. Many species of animals possessing dorsal fins are not particularly closely related to each other, though through conv ...
s and
anal fins
Fins are distinctive anatomical features composed of bony spines or rays protruding from the body of a fish. They are covered with skin and joined together either in a webbed fashion, as seen in most bony fish, or similar to a flipper, as se ...
.
''P. callipterus'' is the first species of
crenuchinae discovered after a gap of 57 years..
''
Poecilocharax rhizophilus
''Poecilocharax rhizophilus'' is a species of fish discovered alongside ''Poecilocharax callipterus''.
Description
''P. rhizophilus'' is found in the Apuí region of Brazil
Brazil ( pt, Brasil; ), officially the Federative Republic of ...
'' was also discovered moments later.
Description
''Poecilocharax callipterus'' lives in the
Apuí
Apuí is a municipality located in the Brazilian state of Amazonas. Its population was 22,359 (2020) and its area is 54,240 km2.
Gold rush
The municipality shot to fame in December 2006, when a Brazilian maths teacher by the name of Ivani ...
region of
Brazil
Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...
. The species is around 3 centimeters long and has a mixture of red long fins, and a black spot on its tail. ''P. callipterus'' has also been found with vibrant orange coloration.
References
Crenuchidae
Fish described in 2022
{{Characiformes-stub