The type specimens of four invalid Gobio species in the Yellow River drainage. A. Gobio tchangi (= G. huanghensis), holotype, ASIZB 56774, 152.8 mm SL, photographed by Xueyuan Li; B. Romanogobio johntreadwelli (= G. rivuloides), holotype, AMNH 29694, 93.7 mm SL, photographed by Ryan J. Thoni; C. Romanogobio amplexilabris (= G. rivuloides), holotype, AMNH 29696, 80.6 mm SL, photographed by Ryan J. Thoni; D. Gobio meridionalis (= G. rivuloides), paratype, IHB 81–7–1997, 88.6 mm SL; photographed by Zhixian Sun.

 
 
  Part of: Fang Y, Sun Z, Zhao Y (2025) Taxonomic revision on the Gobio group in the Yellow River drainage, with discussion on the validity of the genus Acanthogobio (Cypriniformes, Gobionidae). Zoosystematics and Evolution 101(2): 661-679. https://doi.org/10.3897/zse.101.144134