分类 / 名称
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Rivulidae (Rivulines) > Rivulinae
Etymology: wallacei: 'wallacei', i.e., named in honor of naturalist Aflred Russel Wallace (Ref. 128884).
Eponymy: Alfred Russel Wallace (1823–1913) was an English naturalist, evolutionary scientist, geographer and anthropologist and one of the greatest men of science of his age. [...] (Ref. 128868), visit book page.
环境:氛围 / 气候带 / 深度上下限 / 分布范围
生态学
; 淡水 底中水层性.
分布
领土 | FAO区域 | 生态系 | 标本纪录 | 分布图 | 简介 | Faunafri
South America: Brazil.
大小 / 重量 / 年龄
成熟度: Lm ?  range ? - ? cm
Max length : 2.8 cm SL 雄鱼/尚未辨别雌雄; (Ref. 128884); 2.9 cm SL (female)
简单描述
检索表 | 型态特徵 | 形态测量图
This is distingiushed by the irregular positioning of red dots on the flank of males, that is about half a pupil in diameter, and has a short pelvic fin, not surpassing urogenital papilla at the posterior. For females, the caudal fin has 5 to 8 dark grey to black bars and a rounded black spot smaller than eye. This species has 33 to 36 longitudinal series scales, 13 to 15 anal-fin rays, 28 to 31 caudal-fin rays.
This freshwater fish is found in streams, in the southern Rio Amazonas basin. The largest specimens examined are from Brazil (Ref. 128884).
生命周期和交配行为
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Costa, W.J.E.M., 2016. Comparative morphology, phylogenetic relationships, and taxonomic revision of South American killifishes of the Melanorivulus zygonectes species group (Cyprinodontiformes: Rivulidae). Ichthyological Exploration of Freshwaters 27(2):107-152. (Ref. 128884)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-2 (Global))
临近濒危 (NT) (B1b(iii)); Date assessed: 10 February 2021
人类利用
工具
特别资料
下载 XML
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 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
|
Bayesian length-weight
|
a=0.00661 (0.00312 - 0.01398), b=3.10 (2.92 - 3.28), 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) |
3.1 ±0.4 se; based on size and trophs of closest relatives |
回复力 (参考文献 120179) |
高度, 族群倍增时间少于 15个月 (Preliminary K or Fecundity.). |
渔业脆弱性 (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |