Description of a new species of Barbinae, Sinocyclocheilus huangtianensis from China (Teleostei: Cypinidae)

A new species, Sinocyclocheilus huangtianensis, is found from a cave of Hejiang River, Hezhou, Guangxi, China. This river is a tributary of the Pearl River. It is similar to S. jii, distributed in Hejiang and S. guilinensis distributed in Lijiang by having a soft dorsal spine without serration and normal eyes. The combination of the following characteristics makes this new species different to S. jii and S. guilinensis: (1) the lateral line scales 52–59, up lateral line scales 17–23, the down lateral line cales 16–17, the circumpeduncular scales 40–46; (2) gill raker 9–10; (3) eye diameter/SL 4.3–5.4%; (4) interorbital width/SL 9.2–9.6%; and (5) mouth width/SL 6.0–7.3%.