No image available for this species; drawing shows typical species in Cyprinidae.
分類 / Names 俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei > Cypriniformes (Carps) 鯉形目 (Carps) > Cyprinidae (Minnows or carps) 鯉科 (Minnows or carps)
Etymology: Zuojiangia:Named for Zuojiang River, where the type species was discovered.; jingxiensis:Named for its type locality, Jingxi, China; noun in apposition..
Environment: milieu / climate zone / depth range / distribution range 生態學
This species is distinguished by the following characters: a well-developed, pendulous and conspicuously arched rostral fold, with an entirely crenulated margin; prominent papillae densely covering the margin of the rostral fold and the anterior part of the lower lip; long postlabial grooves, partitioning the lower lip into three parts; left dentary is shaped like an inverted L in ventral view (right dentary is a mirror image), with the transverse branch longer than half the length of the longitudinal branch; stubby lateral process at the anterolateral margin of the longitudinal branch, close to the corner; upper jaw, the premaxilla bears a triangular ascending process tapering to a point; maxilla with a pair of articular heads at the anterodorsal margin, a distinct fingerlike descending process posterior to the medial articular head embracing the ascending process of the premaxilla; three rows of teeth on the pharyngeal bone (= ceratobranchial 5); teeth are coarsely compressed; dentition formula was variable among the three examined specimens: 2.4.5-6.4.2 in holotype KIZ2012003910, 2.4.4-5.4.2 in paratype KIZ2012003911, and 2.4.5-5.4.2 in paratype KIZ2012005694; main row on the right ceratobranchial 5 had six teeth in the holotype, but four on the left side of one of the paratypes (Ref. 128942).
Found in a karst cave outlet and connected stream, at 1-2 m depth. Sympatric with Balitora ludongensis, Cophecheilus bamen, Prolixicheilus longisulcus, Rectoris longibarbus and Yunnanilus jinxiensis (Ref. 128942).
Life cycle and mating behavior 成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Zheng, L.-P., Y. He, J.-X. Yang and L.-B. Wu, 2018. A new genus and species of Labeonini (Teleostei: Cyprinidae) from the Pearl River in China. PLoS ONE 13(7):e0199973: 1-14. (Ref. 128942)