Table 2 in Revision of two species of Sinopotamon Bott, 1967 (Crustacea, Brachyura, Potamidae) endemic to China: a new combination and a new synonym

Table 2. Morphological differences among Huananpotamon koatenense, and the other four species of Huananpotamon, H. chongrenense, H. lini, H. medium, H. obtusum, and H. ruijinense.
CharacterExternal orbital toothEpibranchial toothCleft between external orbital and epibranchial teethVulvaH. koatenenseSharp (Fig. 4A)Granular (Fig. 4A)Shallow (Fig. 4A)Ovate (Fig. 6B)H. angulatum (cf. Dai & Ng, 1994: fig. 1)SharpGranularShallowOvateH. lichuanense (cf. Dai et al., 1995: fig. 3)Acutely sharpGranularShallowWidely ovateH. lini (cf. Cheng et al., 2008: fig. 1)Acutely sharpRoundedDeep, U-shapedWidely ovateH. yiyangense (cf. Dai et al., 1995: fig. 1)Acutely sharpRoundedShallowOvate