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分類 / 名稱 俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei > Cyprinodontiformes (Rivulines, killifishes and live bearers) 鱂形目 (Rivulines, killifishes and live bearers) > Rivulidae (Rivulines) 溪鱂科 (Rivulines) > Rivulinae
Etymology: geayi:The name is dedicated to M. Geay, who first discovered it (Ref. 27188). Eponymy: Martin François Geay (1859–1910) was a pharmacist, natural history collector, and traveller. [...] (Ref. 128868), visit book page. More on author: Vaillant.
South America: Atlantic coastal rivers and Amazon River basin. 南美洲: 法屬圭亞那與巴西。
大小 / 重量 / 年齡
成熟度: Lm? range ? - ? cm Max length : 5.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 35237); common length : 4.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 27139)
Calm and timid. Typical species of wooded rivers where the current is slow and the bottom is covered with dead leaves. Sexual differentiation is possible at the age of two months (Ref. 27188). Not a seasonal killifish (Ref. 27139). Difficult to breed in the aquarium. Eggs measure 1.6 mm in diameter (Ref. 35237).
Costa, W.J.E.M., 2003. Rivulidae (South American Annual Fishes). p. 526-548. 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. 36579)
