Considered a synonym of Cyprinella rutila (Girard, 1856)
- Mayden, Richard L. 1989. "Phylogenetic studies of North American minnows, with emphasis on the genus Cyprinella (Teleostei: Cypriniformes)". University of Kansas Museum of Natural History, Miscellaneous Publications. (80):1-189 (ffm00108)
Original description as Moniana gracilis:
- Girard, Charles Frederic. 1856. "Researches upon the cyprinoid fishes inhabiting the fresh waters of the United States, west of the Mississippi Valley, from specimens in the museum of the Smithsonian Institution". Proceedings of the Academy of Natural Sciences of Philadelphia. 8:165-213 (ffm04542)