Richardsonius

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Richardsonius
Temporal range: Pliocene–present
Redside shiner.jpg
Redside shiner(Richardsonius balteatus)
Scientific classification OOjs UI icon edit-ltr.svg
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Cypriniformes
Family: Leuciscidae
Subfamily: Pogonichthyinae
Genus: Richardsonius
Girard, 1856 [1]
Type species
Cyprinus (Abramis) balteatus
Richardson, 1836 [1]

Richardsonius is a genus of freshwater ray-finned fishes belonging to the family Leuciscidae, the shiners, daces and minnows. The fishes in this genus are found in western North America. Commonly known as redside shiners , that term is also used to refer to Richardsonius balteatus specifically. The genus is named after naturalist Sir John Richardson (1787–1865), who described R. balteatus in 1836. [2]

Species

Richardsonius contaisn the following valid species: [3]

In addition, a single fossil species † Richardsonius durranti Smith, 1975 is known from the Pliocene-aged Glenns Ferry Formation of Idaho. [4]

References

  1. 1 2 Eschmeyer, William N.; Fricke, Ron & van der Laan, Richard (eds.). "Genera in the family Pogonichthyinae". Catalog of Fishes . California Academy of Sciences . Retrieved 20 March 2025.
  2. ↑ Christopher Scharpf (6 December 2024). "Family LEUCISCIDAE Subfamily POGONICHTHYINAE (American Minnows and Shiners)". The ETYFish Project Fish Name Etymology Database. Christopher Scharpf. Retrieved 20 March 2025.
  3. ↑ Eschmeyer, William N.; Fricke, Ron & van der Laan, Richard (eds.). "Species in the genus Richardsonius". Catalog of Fishes . California Academy of Sciences . Retrieved 20 March 2025.
  4. ↑ Smith, Gerald R.; Kimmel, P. G. (1975). "Fishes of the Pliocene Glenns Ferry Formation, Southwest Idaho; Fishes of the Miocene - Pliocene Deer Butte Formation, Southeast Oregon Claude W. Hibbard Memorial Volume V". Papers on Paleontology (14): 1–87.


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