Common names from other countries
分类 / Names
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Teleostei >
Cypriniformes (Carps) >
Cyprinidae (Minnows or carps) > Acrossocheilinae
Etymology: Acrossocheilus: Greek, akro = topmost, summit + Greek, krossos = tassel, fringe (Ref. 45335); xamensis: Named for its type locality, Nam Xam..
More on author: Kottelat.
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 底中水层性. 熱帶
Asia: Nam Xam basin, Laos. Expected to occur in Viet Nam (Ref. 44416). Reported from Yunnan, China (Ref. 57459).
亞洲: Nam Xam 流域，寮國。 預期出現出現在越南。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 23.5 cm SL 雄鱼/尚未辨别雌雄; (Ref. 57459)
简单描述
检索表 | 型态特徵 | 形态测量图
Distinguished from all species of the genus known from Vietnam, Laos and southern China (Yunnan, Guangdong, Hainan) by the following combination of characters: number of lateral line scales; number of scales between dorsal-fin origin and belly; lower lip with a broad interruption, greater than half of mouth width; horny sheath on lower jaw sharp, broad, almost straight anteriorly; last simple dorsal-fin ray bony, strong, with 20 serrae along posterior margin (Ref. 36949). Body with a faint stripe and a dark blotch at caudal base; 33-35 scales along lateral line, 2 on the caudal fin (Ref. 43281).
在组合特徵之后与已知来自越南，老挝与中国南部 (云南，广东海南) 的本属的所有种区分了藉由: 侧线鳞片的数字; 在背鳍起点与腹面之间的鳞片的数字; 下唇具有一个宽的中断，大于一半的嘴宽度; 在下颌上的角的鞘锐利的，宽的, 几乎笔直地前面; 最后的单一背鳍鳍条多骨的，强的, 与 20个锯齿沿着后缘.(参考文献 36949) 在尾部的基底身体有一条模糊的斑纹与一个黑色斑块; 33-35个鳞片沿着侧线,2 在尾鳍上.(参考文献 43281)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
亞洲: Nam Xam 流域，寮國。 預期出現出現在越南。
Kottelat, M., 2000. Diagnosis of a new genus and 64 new species of fishes from Laos (Teleostei: Cyprinidae, Balitoridae, Bagridae, Syngnathidae, Chaudhuriidae and Tetraodontidae). J. South Asian Nat. Hist. 5(1):37-82. (Ref. 36949)
CITES (Ref. 128078)
Not Evaluated
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm Total Length, based on all LWR estimates for this body shape (Ref.
93245).
营养阶层 (Ref.
69278): 2.7 ±0.3 se; based on size and trophs of closest relatives
回复力 (Ref.
120179): 中等的, 族群倍增时间最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (19 of 100).
