longissimus, Barbus Nagelkerke [L. A. J.] & Sibbing [F. A.] 1997:135, Fig. 5.11 [A revision of the large barbs; ref. 23829] Kentefami (locality 11), Lake Tana, Ethiopia (11°40'N, 37°23'E). Holotype: RMNH 32930. Paratypes: RMNH 32931-39 (9, 5 localities). •Valid as Barbus longissimus Nagelkerke & Sibbing 1997 -- (Nagelkerke & Sibbing 1998:5 [ref. 23807], Nagelkerke & Sibbing 2000:194 [ref. 24546], de Graaf et al. 2000:7 [ref. 25061]). •Valid as Labeobarbus longissimus (Nagelkerke & Sibbing 1997) -- (de Graaf et al. 2010:342 [ref. 34085], Vreven et al. 2016:62 [ref. 34168], Beshera et al. 2016:377 [ref. 34343], Beshera et al. 2023:190 [ref. 40418]). Current status: Valid as Labeobarbus longissimus (Nagelkerke & Sibbing 1997). Cyprinidae: Torinae. Distribution: East Africa: Lake Tana (Ethiopia). Habitat: freshwater.