分類 / Names
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) > Stethaprioninae
Etymology: Psalidodon: Greek, psalis, -idos = scissors + Greek, odous = teeth (Ref. 45335).
More on author: Eigenmann.
Issue
To check: Armi: Needs another reference.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性. 熱帶
South America: Paraguay basin and Bahia Negra.
南美洲: 巴拉圭到阿根廷.(參考文獻 9086)
大小 / 重量 / 年齡
Maturity: Lm ?  range ? - ? cm
Max length : 8.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 81048)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
臀棘: 0; 臀鰭軟條: 41 - 45.
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
南美洲: 巴拉圭到阿根廷.(參考文獻 9086)
Azpelicueta, M. de las M., A. Almirón and J.R. Casciotta, 2002. Astyanax paris: a new species from the río Uruguay basin of Argentina (Characiformes, Characidae). Copeia 2002(4):1052-1056. (Ref. 46822)
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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=0.01549 (0.00660 - 0.03634), b=3.06 (2.88 - 3.24), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.0 ±0.3 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).