FIGURE 2 in Onychostoma brevibarba, a new cyprinine fish (Pisces: Teleostei) from the middle Chang Jiang basin in Hunan Province, South China

FIGURE 2 Ventral view of the oromandibular structures. (a) O. brevibarba, IHB 2011062588, 86.0 mm SL; (b) O. minnanense, IHB 74V0408, 77.9 mm SL; (c) O. barbatulum, IHB 20070601405, 83.1 mm SL. Abbreviations: rf, rostral fold; rb, rostral barbels; ul, upper lip; pg, postlabial groove; lj, lower jaw; mb, maxillary barbels; ll, lower lip. Scale bars = 5 mm.