Lythrurus, the finescale shiners, is a genus of cyprinid fish found in North America. There are currently 11 species in this genus.

• Lythrurus alegnotus (Snelson, 1972) (warrior shiner)
• Lythrurus ardens (Cope, 1868) (rosefin shiner)
• Lythrurus atrapiculus (Snelson, 1972) (blacktip shiner)
• Lythrurus bellus (O. P. Hay, 1881) (pretty shiner)
• Lythrurus fasciolaris (C. H. Gilbert, 1891) (scarletfin shiner, scarlet shiner)
• Lythrurus fumeus (Evermann, 1892) (ribbon shiner)
• Lythrurus lirus (D. S. Jordan, 1877) (mountain shiner)
• Lythrurus matutinus (Cope, 1870) (pinewoods shiner)
• Lythrurus roseipinnis (O. P. Hay, 1885) (cherryfin shiner)
• Lythrurus snelsoni (H. W. Robison, 1985) (Ouachita shiner)
• Lythrurus umbratilis (Girard, 1856) (redfin shiner)

• Froese, Rainer; Pauly, Daniel (eds.). "Species in genus Lythrurus". FishBase. August 2011 version.