分類 / 名稱
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Characiformes (Characins)
脂鯉目 (Characins) >
Characidae (Characins; tetras)
脂鯉科 (Characins; tetras) > Cheirodontinae
Etymology: Acinocheirodon: Greek, a= without + Greek, kyon = dog + Greek, cheir = hands + Greek, odous = teeth (Ref. 45335).
More on authors: Malabarba & Weitzman.
Taxonomic Remarks
Morphological differences between rio Jequitinhonha and rio São Francisco populations described and discussed in Malabarba & Weitzman (1999).
環境: 環境 / 氣候帶 / 深度上下限 / 配送範圍
生態學
; 淡水 底中水層性. 熱帶
South America: São Francisco and Jequitinhonha River basins in Brazil.
南美洲: Rio Sao 弗朗西斯科與 rio Jequitinhonha 流域。
大小 / 重量 / 年齡
成熟度: Lm ?  range ? - ? cm
Max length : 3.8 cm SL 雄魚/尚未辨別雌雄; (Ref. 34062)
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
南美洲: Rio Sao 弗朗西斯科與 rio Jequitinhonha 流域。
Malabarba, L.R. and S.H. Weitzman, 1999. A new genus and species of South American fishes (Teleostei: Characidae: Cheirodontinae) with derived caudal fin, including comments about inseminating cheirodontines. Proc. Biol. Soc. Wash. 112(2):410-432. (Ref. 34062)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-2 (Global))
無危 (LC) ; Date assessed: 07 November 2018
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基於模型的估計
系統發育多樣性指數 (參考文獻
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01318 (0.00500 - 0.03479), b=3.05 (2.83 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (參考文獻
69278): 2.5 ±0.5 se; based on size and trophs of closest relatives
釣魚的脆弱性 (Ref.
59153): Low vulnerability (10 of 100).
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