Tuesday, June 21, 2011

[Ichthyology • 2011] Oreonectes luochengensis • New Cave-dwelling Loach from Guangxi, China

Oreonectes luochengensis Jian, Tie-Jun, Ri-Feng & Jun-Xing, 2011
| New Cave-dwelling Loach from Guangxi, China

A new loach, Oreonectes luochengensis sp. nov.
(Cypriniformes: Balitoridae) from Guangxi, China
Abstract: A cave-dwelling loach, Oreonectes luochengensis sp. nov. has been described based on collections from a cave in Tianhe town, Luocheng, Guangxi, China in September 2008. It can be distinguished from all known Oreonectes species by the following combination of characters: dorsal-fin rays 3, 7; anal-fin rays 2, 5; pectoral-fin rays 1, 11−12; pelvic-fin rays 1, 7 and 14−16 branched caudal-fin rays; head compressed; eyes present; surface of lower lip covered withshallow longitudinal groove; dorsal-fin origin posterior to vertical line of pelvic-fin origin; caudal peduncle without caudal-adipose keels; edge of caudal fin truncation; tiny scales present under skin; no cephalic lateral-line system;body pink in living status, without pigments in adult, after fixed in formalin, body yellowish, non-transparent, no markings on body side.

楊劍, 吳鐵軍, 書日鋒, 楊君興(2011). 廣西岭鰍屬魚類一新種 - 羅城岭鰍. 動物學研究 32(2): 208-211. 全文下載: http://www.zoores.ac.cn/CN/article/downloadArticleFile.do?attachType=PDF&id=2921