caeruleus, Photogenis Jordan [D. S.] 1877:338 [Annals of the Lyceum of Natural History of New York v. 11 (nos 11-12) (art. 29); ref. 2373] Etowah River, Rome, Floyd County, Georgia, U.S.A. Lectotype: USNM 17883. Paralectotypes: ANSP 19839-41 (3, missing), BMNH 1880.1.21.10 (1), MCZ 24396 (1), MNHN A-1306 (1), USNM 20114 (2). Type catalog: Bertin & Estève 1948:66 [ref. 19574], Gilbert 1978:33 [ref. 7042], Böhlke 1984:71 [ref. 13621], Gilbert 1998:54 [ref. 23395]. Lectotype selected by Jordan & Evermann 1896:277 [ref. 2443] and by Gibbs in Gilbert 1978:33 [ref. 7042]. •Valid as Notropis caeruleus (Jordan 1877) -- (Gilbert 1978:33 [ref. 7042], Lee et al. 1980:244 [ref. 22416]). •Valid as Cyprinella caerulea (Jordan 1877) -- (Mayden 1989:85 [ref. 12555], Page & Burr 1991:126 [ref. 18983], Boschung 1992:45 [ref. 23239], Etnier & Starnes 1993:147 [ref. 22809], Mettee et al. 1996:157 [ref. 25836], Gilbert 1998:54 [ref. 23395], Nelson et al. 2004:69 [ref. 27807], Boschung & Mayden 2004:162 [ref. 27995], Scharpf 2005:13 [ref. 28940], Schönhuth & Mayden 2009:78 [ref. 38584], Page & Burr 2011:244 [ref. 31215], Page et al. 2013:69 [ref. 32708], Stout et al. 2022:7 [ref. 39738], Bagley et al. 2023:313 [ref. 41241], Page et al. 2023:68 [ref. 40505]). Current status: Valid as Cyprinella caerulea (Jordan 1877). Leuciscidae: Pogonichthyinae. Distribution: North America: southeastern Tennessee, Georgia and Alabama (southeastern U.S.A.). Habitat: freshwater.