分类 / 名称
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Characiformes (Characins) >
Acestrorhamphidae (American tetras) > Pristellinae
Etymology: Gymnocorymbus: Greek, gymnos = naked + Greek,korymb = summit, cluster of fruits and flowers (Ref. 45335).
Eponymy: Stephen Van Rensselaer Thayer (1847–1871) was one of Nathaniel Thayer’s sons (see above). He went on the Thayer Expedition as a volunteer. The holotype of this species was collected during that expedition. (Ref. 128868), visit book page.
More on author: Eigenmann.
Taxonomic Remarks
See Eigenmann, 1918:125 for description.
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: 5.5 - 7.5; dH range: ? - 20. 熱帶; 23°C - 27°C (Ref. 1672)
South America: upper Amazon River basin (Bolivia and Colombia). Recorded from the Orinoco River, Guyana, and Trinidad and Tobago.
南美洲: 亞馬遜河上游河流域 (玻利維亞與哥倫比亞). 記錄自奧里諾科河河，蓋亞那與千里達託貝哥共和國了。
大小 / 重量 / 年龄
成熟度: Lm ? range ? - ? cm
Max length : 7.4 cm SL 雄鱼/尚未辨别雌雄; (Ref. 121647); 最大体重: 17.00 g (Ref. 121647)
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: 亞馬遜河上游河流域 (玻利維亞與哥倫比亞). 記錄自奧里諾科河河，蓋亞那與千里達託貝哥共和國了。
Lima, F.C.T., L.R. Malabarba, P.A. Buckup, J.F. Pezzi da Silva, R.P. Vari, A. Harold, R. Benine, O.T. Oyakawa, C.S. Pavanelli, N.A. Menezes, C.A.S. Lucena, M.C.S.L. Malabarba, Z.M.S. Lucena, R.E. Reis, F. Langeani, C. Moreira et al. …, 2003. Genera Incertae Sedis in Characidae. p. 106-168. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 38376)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-2 (Global))
人类利用
渔业: 商业性; 水族馆: 商业性
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): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02512 (0.01182 - 0.05337), b=2.96 (2.76 - 3.16), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
营养阶层 (参考文献
69278): 3.4 ±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).
🛈
