Article · Wikipedia archive · Last revised Jul 23, 2026

Atopomesus

Atopomesus is a monospecific genus of fish belonging to the family Characidae. The only species in the genus is Atopomesus pachyodus, a characin. This fish is found in South America where it occurs in the mainstream of the Rio Negro, from near Manaus to the rio Casiquiare in Venezuela, and from the lower rio Teles Pires in the Tapajós basin, in Brazil, Colombia and Venezuela.

Last revised
Jul 23, 2026
Read time
≈ 1 min
Length
174 w
Citations
6
Source
Atopomesus
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Characiformes
Family: Characidae
Subfamily: Characinae
Genus: Atopomesus
G. S. Myers, 19272
Species:
A. pachyodus
Binomial name
Atopomesus pachyodus
G. S. Myers, 19272

Atopomesus is a monospecific genus of fish belonging to the family Characidae.2 The only species in the genus is Atopomesus pachyodus, a characin.3 This fish is found in South America where it occurs in the mainstream of the Rio Negro, from near Manaus to the rio Casiquiare in Venezuela, and from the lower rio Teles Pires in the Tapajós basin, in Brazil, Colombia and Venezuela.1

References

References

  1. Lima, F. (2023). "Atopomesus pachyodus". IUCN Red List of Threatened Species. 2023 e.T164538470A164538496. doi:10.2305/IUCN.UK.2023-1.RLTS.T164538470A164538496.en. Retrieved 2 October 2025.
  2. Fricke, Ron; Eschmeyer, William N. & van der Laan, Richard (eds.). "Genera in the family Characinae". Catalog of Fishes. California Academy of Sciences. Retrieved 2 October 2025.
  3. Fricke, Ron; Eschmeyer, William N. & van der Laan, Richard (eds.). "Species in the genus Atopomesus". Catalog of Fishes. California Academy of Sciences. Retrieved 2 October 2025.