Key to the Species of Lythrurus

5a. (From 4b.) Pigment in dorsal, anal, and pelvic fins restricted to anterior 2 or 3 membranes.
cherryfin shiner

Lythrurus roseipinnis

5b. (From 4b.) Pigment in dorsal, anal, and pelvic fins forming distal band across all rays.

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