derhami, Rheocles Stiassny [M. L. J.] & Rodriguez [D. M.] 2001:99, Figs. 2, 3, 4a, 5b, 6 [Ichthyological Exploration of Freshwaters v. 12 (no. 2); ref. 25354] Ambomboa [Amboaboa] River, 15°50'02"S, 48°42'50"E, a left bank tributary of Mangarahara River, near village of Bekitrobaka, 16-18 kilometers west of Mandritsara, Madagascar, elevation 33 meters. Holotype: AMNH 230358. Paratypes: AMNH 230359 (8, 3 c&s), 230360-61 (10, 10); MNHG 2537.54 (16, 1 c&s), UMMZ 235210-11 (31, 21). Type catalog: Fricke et al. 2018:99 [ref. 35805]. •Valid as Rheocles derhami Stiassny & Rodriguez 2001 -- (Stiassny et al. 2002:71 [ref. 26051], Sparks & Rush 2005:39 [ref. 28355], Fricke et al. 2018:99 [ref. 35805]). Current status: Valid as Rheocles derhami Stiassny & Rodriguez 2001. Bedotiidae. Distribution: Northwestern Madagascar. Habitat: freshwater.