Richardsonius Temporal range: | |
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Redside shiner(Richardsonius balteatus) | |
Scientific classification ![]() | |
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]
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]