分類 / 名稱
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Characiformes (Characins) >
Stevardiidae (Stevardiids) > Xenurobryconinae
Etymology: Xenurobrycon: Greek, xenos = strange + Greek ,oura = tail + Greek, bryx, brykos = to bite (Ref. 45335).
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.
分布
領土 | FAO區域 | 生態系 | 發現紀錄 | 分布圖 | 簡介 | Faunafri
South America: rio Araguaia basin in Brazil.
大小 / 重量 / 年齡
成熟度: Lm ?  range ? - ? cm
Max length : 1.5 cm SL 雄魚/尚未辨別雌雄; (Ref. 109914)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
Anal-fin hooks of mature males restricted to the last unbranched and first four, rarely five, branched rays. Absence of a semicircular flange-like process on principal caudal-fin ray 18 and of an adipose fin and presence of seven pelvic-fin rays and only conical teeth (Ref. 56894).
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Moreira, C.R., 2005. Xenurobrycon coracoralinae, a new glandulocaudine fish (Ostariophysi: Characiformes: Characidae) from central Brazil. Proc. Biol. Soc. Wash. 118(4):855-862. (Ref. 56894)
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) |
PD50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
|
a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref. 93245). |
營養階層 (參考文獻 69278) |
3.0 ±0.4 se; based on size and trophs of closest relatives |
釣魚的脆弱性 (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |