Hypselotriton (Hakkatriton) Wang, Zeng, Wei & Lyu, 2024, subgen. nov.

Subgenus Hakkatriton subgen. nov. Type species. Cynops orphicus Risch, 1983, by present designation. Etymology. The nomen of Hakkatriton subgen. nov. is derived from Hakka, referring to its distribution in northern and eastern Guangdong where is the settlement of Hakka people and generic nomen Triton Laurenti, 1768. Diagnosis. (1) small size; (2) gular fold absent; (3) mid-dorsal vertebral ridge continuous; (4) metacarpal and metatarsal tubercles on external side of hands and feet absent; (5) postocular orange spot absent; (6) blue lateral stripe on tail in breeding males absent; (7) irregular greyish-blue patches on dorsum and lateral tail in breeding males and females present. Content. Two species distributed in isolated regions in northern and eastern Guangdong in southern China, respectively (Fig. 1).