lilloi, Characidium Terán [G. E.], Méttola [V. E.], Alonso [F.], Montes [M. M.], Méndez-López [A.], Miranda [G.], Aguilera [G.] & Mirande [J. M.] 2026:285, Figs. 1-6 [Ichthyology & Herpetology v. 114 (no. 2); ref. 43184] Río Popayán at El Rey National Park, Del Valle River basin, Anta, Salta Province, Argentina, 24°43'53.8"S, 64°34'21.6"W. Holotype: CI-FML 8195. Paratypes: CI-FML, IBIGEO, MACN. Plus additional non-type material. •Valid as Characidium lilloi Terán, Méttola, Alonso, Montes, Méndez-López, Miranda, Aguilera & Mirande 2026. Current status: Valid as Characidium lilloi Terán, Méttola, Alonso, Montes, Méndez-López, Miranda, Aguilera & Mirande 2026. Crenuchidae: Characidiinae. Distribution: South America: upper Bermejo and Juramento River drainages, northwestern La Plata basin, Salta and Jujuy Provinces, northwestern Argentina. Habitat: freshwater.