The splittails are a genus Pogonichthys of cyprinid fish, consisting of two species native to western North America.

Pogonichthys
Sacramento splittail (Pogonichthys macrolepidotus)
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Cypriniformes
Family: Cyprinidae
Subfamily: Leuciscinae
Genus: Pogonichthys
Girard, 1854
Type species
Pogonichthys inaequilobus
Baird & Girard, 1854
Synonyms

Symmetrurus Jordan, 1878

The common name is inspired by the distinctive appearance of the tail fin, in which the upper lobe is distinctly larger.

Of the two species, only the Sacramento splittail survives; the Clear Lake splittail became extinct in the mid-1970s.

Species edit

References edit