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) >
Balitoridae (River loaches)
爬鰍科 (River loaches)
Etymology: Metahomaloptera: Greek, meta = after, with + Greek, homalos = flat + Greek, pteron = wing, fin (Ref. 45335); longicauda: From the Latin longus, meaning long, and caudal, meaning the tail. This is in reference for the longer caudal peduncle of this species when compared with Metahomaloptera oemeiensis and M. oemeiensis hangshuiensis..
More on authors: Yang, Chen & Yang.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 居於水底的; pH range: 6.0 - 6.0. 亞熱帶的
Asia: Jinsha River, China.
亞洲: 金沙江，中國。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 4.4 cm SL 雄魚/尚未辨別雌雄; (Ref. 58759)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背的軟條 (總數) : 11; 臀鰭軟條: 7. Dorsal fin insertion before the middle of body; pectoral fin reaching beyond the dorsal-fin origin; anal fin far from caudal-fin base; pelvic fin reaching beyond anus; head width 19.4-22.6% SL; pre-anal length 69.0-74.3% SL; caudal peduncle length 17.1-20.7% SL; caudal peduncle depth 33.7-43.1% caudal-peduncle length; eye diameter 14.6-16.6% HL; mouth width 63.2-75.5% SL body width at pectoral-fin origin; 8-9 blackish blotches along the median dorsal line from occipital region to base of caudal; pectoral fin expanding beyond the dorsal-fin origin; lateral line scale rows 66-78; branched pectoral rays 11-15; branched pelvic rays 10-12 (Ref. 58759).
身體的中央前的背鰭嵌入; 超過背鰭起源的胸的鰭; 臀鰭遠離尾鰭基底; 超過肛門的腹鰭; 頭部寬度 19.4-22.6% SL; 前肛門的長度 69.0-74.3% SL; 尾柄長度 17.1-20.7% SL; 尾柄深度 33.7-43.1% 尾柄長度; 眼直徑 14.6-16.6% HL; 在胸鰭起源的嘴寬度 63.2-75.5% SL 身體寬度; 8-9個黑色的斑塊從枕區到基底沿著中央的背部線尾部的; 膨脹超過背鰭起源的胸鰭; 側線鱗片列 66-78; 分枝的胸鰭鰭條 11-15; 分枝的腹鰭鰭條 10-12.(參考文獻 58759)
描述: 胸鰭有 13 單一的與 11-15個分支條; 腹鰭有 8-9 單一的與 10-12 分支條.(參考文獻 58759)
Found in rapid water among boulders (Ref. 58759).
發現於在大圓石之中的迅速水.。 (參考文獻 58759)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
亞洲: 金沙江，中國。
Yang, J., X. Chen and J. Yang, 2007. A new species of Metahomaloptera (Teleostei: Balitoridae) from China. Zootaxa 1526:63-68. (Ref. 58759)
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00631 (0.00265 - 0.01501), b=3.05 (2.85 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.1 ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
