A New Blind Loach Triplophysa lihuensis sp. nov. (Teleostei: Balitoridae) from Guangxi, China

作者：Wu, Tie Jun; Yang, Jian^*; Lan, Jia Hu

来源：Zoological Studies, 2012, 51(6): 874-880.

• New species
• Cave fish
• Triplophysa
• Taxonomy

Tie-Jun Wu, Jian Yang, and Jia-Hu Lan (2012) A new blind loach Triplophysa lihuensis sp. nov. (Teleostei: Balitoridae) from Guangxi, China. Zoological Studies 51(6): 874-880. Triplophysa lihuensis sp. nov., is described based on 5 specimens collected from a cave in Renguang Village, Lihu Town, Nandan County, Guangxi, China. It is distinguished from all other congeneric species by having the following combination of characters: eyes and scales absent; lips with furrows; outer rostral barbel 42.9%-54.5% of lateral head length and longer than the other 2 pairs of barbels; anterior nostril with elongate barbel-like tip; dorsal-fin rays 2/7 or 8; pelvic-fin rays 1/6; anal-fin rays 2/6; pectoral-fin rays 1/10-12; branched caudal-fin rays 13 or 14; distal margin of dorsal-fin truncate, dorsal fin origin much closer to caudal-fin base than to snout tip; dorsal-fin origin posterior to vertical line of pelvic-fin origin; pectoral fins flabellate, pectoral-fin length 53.3%-58.0% of distance between pectoral-fin origin and pelvic-fin origin; pelvic fins short, not reaching anus; caudal fins emarginate; dorsal and ventral crests present on caudal-peduncle; and posterior chamber of gas-bladder developed, reaching pelvic-fin origin. http://zoolstud.sinica.edu.tw/Journals/51.6/874.pdf

• 单位
  广西壮族自治区水产科学研究院; 南宁师范大学