Proposed sources: Sloss, Brian L; Billington, Neil; Burr, Brooks M (2004-08-01). "A molecular phylogeny of the Percidae (Teleostei, Perciformes) based on mitochondrial DNA sequence". Molecular Phylogenetics and Evolution 32 (2): 545–562. doi:10.1016/j.ympev.2004.01.011. Page and Burr (1991). A field guide to freshwater fishes of North America north of Mexico. Boston: Houghton Mifflin. Zorach, Timothy (1970-01-01). "The Systematics of the Percid Fish Etheostoma rufilineatum (Cope)". The American Midland Naturalist 84 (1): 208–225. doi:10.2307/2423737. Eisenhour, David J. (1995-01-01). "Systematics of Etheostoma camurum and E. chlorobranchium (Osteichthyes: Percidae) in the Tennessee and Cumberland River Drainages with Analysis of Hybridization in the Nolichucky River System". Copeia 1995 (2): 368–379. doi:10.2307/1446900. Wood, Robert M. (1996-01-01). "Phylogenetic Systematics of the Darter Subgenus Nothonotus (Teleostei: Percidae)". Copeia 1996 (2): 300–318. doi:10.2307/1446846. Near, Thomas J.; Bossu, Christen M.; Bradburd, Gideon S.; Carlson, Rose L.; Harrington, Richard C.; Hollingsworth, Phillip R.; Keck, Benjamin P.; Etnier, David A. (2011-10-01). "Phylogeny and Temporal Diversification of Darters (Percidae: Etheostomatinae)". Systematic Biology 60 (5): 565–595. doi:10.1093/sysbio/syr052. ISSN 1063-5157. PMID 21775340. "Etheostoma (Nothonotus) wapiti (Osteichthyes: Percidae), a new darter from the southern bend of the Tennessee River system in Alabama and Tennessee". cat.inist.fr. Retrieved 2016-02-28. Keck, Benjamin P.; Near, Thomas J. (2008-02-01). "Assessing phylogenetic resolution among mitochondrial, nuclear, and morphological datasets in Nothonotus darters (Teleostei: Percidae)". Molecular Phylogenetics and Evolution 46 (2): 708–720. doi:10.1016/j.ympev.2007.08.015.