eigenmanni, Typhlichthys Charlton [H. H.] 1933:285 et seq., Fig. 1 [Journal of Comparative Neurology v. 57 (no. 2); ref. 28882] Cave on property of Robert M. Snyder [Ha Ha Castle], Camden County, Missouri, U.S.A. Syntypes: 12 histological preparations and specimens (whereabouts unknown). Shown to be an available name by Parenti 2006 [ref. 28881]. •Synonym of Typhlichthys subterraneus Girard 1859 -- (Parenti 2006:58 [ref. 28881]). •Valid as Typhlichthys eigenmanni Charlton 1933 -- (Chakrabarty et al. 2014:42 [ref. 33338], Armbruster et al. 2016:763 [ref. 34835] mention, Hart et al. 2020:938 [ref. 38604], Page et al. 2023:99 [ref. 40505]). Current status: Valid as Typhlichthys eigenmanni Charlton 1933. Amblyopsidae. Distribution: North America: cave in Camden County (Missouri, U.S.A.). Habitat: freshwater.