分类 / 名称
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Characiformes (Characins) >
Characidae (Characins; tetras) > Exodontinae
Etymology: Roeboexodon: Latin, rubus, ruber, reddish + Latin, ex = out + Greek, odous = teeth.
Taxonomic Remarks
Species inquirenda in Characidae according to Reis et al. (2003: Ref. 48062). This species is uncertain in Eschmeyer (CofF ver. Jul. 2010: Ref. 84883), but is placed in the genus Roeboexodon . Please send references, or more studies are needed.
环境:氛围 / 气候带 / 深度上下限 / 分布范围
生态学
; 淡水 大洋性; pH range: 6.0 - 6.8; dH range: 8 - 15. 熱帶; 23°C - 26°C (Ref. 12468)
South America: Amazonas basin, Tocantins basin, and rivers of Guianas.
南美洲: 圭亞那的亞馬遜河流域, Tocantins 流域與河。
大小 / 重量 / 年龄
成熟度: Lm ?  range ? - ? cm
Max length : 12.0 cm SL 雄鱼/尚未辨别雌雄; (Ref. 38376)
Relatively rare. Encountered in creeks with rapidly flowing water over a sandy substrate. The particular form of its dentition allows it to feed on the scales of the other fish (Ref. 12225). See color photo in Ref. 12225.
相当稀有的。 以在一个砂质底部上的快速流动的水在小溪中见到了。 那特别形式的它的生齿允许它觅食另一个鱼的鳞片.(参考文献 12225)
生命周期和交配行为
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
南美洲: 圭亞那的亞馬遜河流域, Tocantins 流域與河。
Planquette, P., P. Keith and P.-Y. Le Bail, 1996. Atlas des poissons d'eau douce de Guyane. Tome 1. Collection du Patrimoine Naturel Volume 22, MNHN, Paris & INRA, Paris. 429 p. (Ref. 12225)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-2 (Global))
人类利用
渔业: 没有兴趣
工具
特别资料
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网络资源
基于模型的估算
系统发育多样性指数 (参考文献 82804) |
PD50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00457 (0.00176 - 0.01190), b=3.13 (2.90 - 3.36), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
营养阶层 (参考文献 69278) |
4.4 ±0.80 se; based on food items. |
渔业脆弱性 (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |