FIGURE 1 in Molecular evidence for taxonomic status of the gudgeon genus Huigobio Fang, 1938 (Teleostei: Cypriniformes), with a description of a new species from Guangdong Province, South China

FIGURE 1. Ventral view of oromandibular structures in: (A) Huigobio exilicauda, IHB 76IV6232, 66.7 mm SL; South China: Guangdong Province: a tributary of upper Pearl River at Lechang City; (B) Huigobio chenhsienensis, IHB 74IX4610, 79.4 mm SL; South China: Zhejiang Province: Ling-Jiang basin at Xianju County; (C) Microphysogobio nudiventris, IHB 2011040304, 64.7 mm SL; South China: Hubei Province: Du-He, a tributary flowing into the Han-Jiang basin at Zhushan County; (D) Platysmacheilus exiguus, IHB 87V057, 117.2 mm SL; South China: Guizhou Province: Qingshui-Jiang at Kaili City; (E) Pseudogobio vaillanti, IHB 81VII1308, 108.7 mm SL; South China: Henan Province: Bai-He basin at Xinye County; (F) Abbottina rivularis, IHB 77VI2736, 69.6 mm SL; West China: Gansu Province: Beida-He basin at Jiuquan City. Abbreviations: cp = central pad; lj = lower jaw; ll = lateral lobe of lower lip; rc= rostral cap; uj = upper jaw; ul = upper lip.