分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Fluviphylacidae (American lampeyes)
Etymology: Fluviphylax: Latin, fluvius = river + Greek,phylax, -akos = guardian (Ref. 45335).
More on author: Costa.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性. 熱帶
South America: Upper Rio Negro basin.
南美洲: 尼格羅河上游流域。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 1.7 cm SL 雄魚/尚未辨別雌雄; (Ref. 50894)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背的軟條 (總數) : 5 - 6; 臀鰭軟條: 7 - 8; 脊椎骨: 27. Absence of an expanded upper tip of the cleithrum, a plesiomorphic condition that distinguishes this species from its congeners; anterior portion of supraorbital, postorbital and upper portion of preopercular canals closed; pelvic fin of males short, tip reaching base of third anal-fin ray; anal fin of males rounded and short, tip reaching a vertical through middle of dorsal-fin base; mesethmoid rounded; anterodorsal process of opercle short; ventral process of posttemporal elongate; branchiostegal rays 5; rostral cartilage present.
沒有匙骨的一個被擴大的上端，一個將此種與它的同類區分開的形狀類似的情況; 前鰓蓋管的眶上的﹐眼眶後的與上面部分的前部關閉; 雄性短的腹鰭 , 頂端達到第三個臀鰭鰭條的基底; 雄性的臀鰭圓的與短, 頂端達到一垂直的經過背鰭基底的中央; mesethmoid 圓的; 鰓蓋短的前背部突起; 後顳骨延長的腹面突起; 鰓條骨 5; 嘴的軟骨組織呈現。
Feeds on autochthonous micro-algae and detritus in a swamp (Urubaxi, Brazil) and on allochthonous invertebrates and detritus in an island lake (Buiú-Açu, Brazil).
在沼澤 (Urubaxi 巴西) 中與在一個島湖 (Buiu-Acu 的巴西) 中的外來無脊椎動物與碎屑上吃土生土長的微-藻類的與碎屑。
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
南美洲: 尼格羅河上游流域。
Costa, W.J.E.M., 1996. Relationships, monophyly and three new species of the neotropical miniature poeciliid genus Fluviphylax (Cyprinodontiformes: Cyprinodontoidei). Ichthyol. Explor. Freshwat. 7(2):111-130. (Ref. 26652)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-2)
無危 (LC) ; Date assessed: 07 November 2018
人類使用
漁業: 沒有興趣
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00537 (0.00207 - 0.01392), b=3.09 (2.87 - 3.31), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 2.5 ±0.19 se; based on food items.
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
