immaculatus, Cottus Kinziger [A. P.] & Wood [R. M.] 2010:51, Figs. 1, 2B, 3 [Zootaxa No. 2340; ref. 30701] Current River at Baptist Camp Access, 2.7 air kilometers east of Montauk State Park, 37°26.111'N, 91°39.447'W, Dent County, Missouri, U.S.A. Holotype: USNM 369996. Paratypes: INHS 102783 (10), USNM 396997 (10), UW 118923 (5). Plus non-type specimens. •Valid as Cottus immaculatus Kinziger & Wood 2010 -- (Page et al. 2013:122 [ref. 32708], Goto et al. 2014:[10] [ref. 33456], Tellier et al. 2023:2 [ref. 40219], Page et al. 2023:184 [ref. 40505]). Current status: Valid as Cottus immaculatus Kinziger & Wood 2010. Cottidae. Distribution: North America: Arkansas and Missouri (U.S.A.); invasive in Connecticut (U.S.A.). Habitat: freshwater.