Article · Wikipedia archive · Last revised Jun 2, 2026

Simpsonichthys parallelus

Simpsonichthys parallelus is a species of killifish in the family Rivulidae. It is found in the Paraná River basin of Brazil.

Last revised
Jun 2, 2026
Read time
≈ 1 min
Length
136 w
Citations
3
Source
Simpsonichthys parallelus
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Cyprinodontiformes
Family: Rivulidae
Genus: Simpsonichthys
Species:
S. parallelus
Binomial name
Simpsonichthys parallelus

Simpsonichthys parallelus is a species of killifish in the family Rivulidae.2 It is found in the Paraná River basin of Brazil.

Description

Simpsonichthys parallelus reaches a standard length of 2.3 cm (0.91 in).3

References

References

  1. Instituto Chico Mendes de Conservação da Biodiversidade (ICMBio) (2023). "Simpsonichthys parallelus". IUCN Red List of Threatened Species (in Portuguese). 2023 e.T186930A1820519. doi:10.2305/IUCN.UK.2023-1.RLTS.T186930A1820519.pt. Retrieved 10 March 2024.
  2. Costa, W.J.E.M., 2000. Descrições de quatro novas espécies de peixes anuais do gênero Simponichthys (Cyprinodontifomes: Rivulidae) das bacias dos rios São Fransisco[sic] e Paraná, nordeste e centro do Brasil. Revista Aquarium 3(25):8-15.
  3. Froese, Rainer; Pauly, Daniel (eds.). "Simpsonichthys parallelus". FishBase. February 2015 version.