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)
鱂形目 (Rivulines, killifishes and live bearers) >
Rivulidae (Rivulines)
溪鱂科 (Rivulines) > Cynolebiinae
Etymology: Cynolebias: Greek, kyon = dog + Greek, odous = teeth + Greek, lebias = a kind of small fish (Ref. 45335).
More on author: Costa.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性; 非遷移的. 熱帶
South America: Middle São Francisco River basin in Brazil.
南美洲: 中央 Sao 弗朗西斯科河流域。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 5.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 27234); 3.6 cm SL (female)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 14 - 17; 臀棘: 16 - 18; 脊椎骨: 32 - 33. Short alveolar arm of premaxilla; very narrow and short ventral process of angulo-articular; ventroposterior part of mesopterygoid overlapping dorsal border of quadrate; truncate dorsal portion of opercle. Absence of gill-rakers denticles on the first branchial arch. Narrow lateral process of sphenotic. Ventral opercular neuromasts 5-6. Deepest body point on vertical through an area between pectoral and pelvic-fin bases. Dorsal-fin rays in males, 15-18, 14-17 in females; anal-fin rays 17-20 in males, 17-20 in females; caudal-fin rays 26-29. Caudal and pectoral fins rounded. Supraorbital neuromasts 24-28 (Ref. 40938).
前頜骨的短齒槽手臂; angulo 的非常狹窄與短腹突起-關節的; 中翼骨方骨的部分重疊背部邊緣的下後部份; 鰓蓋的截形背部部分。 在第一個鰓弓上沒有鰓耙細齒。 蝶骨的狹窄側面突起。 腹面鰓蓋神經瘤 5-6. 深的身體指出垂直的之上經過在胸鰭與腹鰭基底之間的一個區域。 在雄性中的背鰭鰭條,15-18,14-17 在雌性中; 在雄性中的臀鰭棘條 17-20,17-20 在雌性中; 尾鰭鰭條 26-29. 尾鰭與胸鰭圓的。 眶上的神經瘤 24-28.(參考文獻 40938)
In temporary ponds. Known only from the type locality (Ref. 27234). Bottom spawner, ? months incubation.
在暫時的池塘中。 已知只來自他的模式標本產地了。 (參考文獻 27234) 底部產卵魚,? 個月孵育時間。
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
南美洲: 中央 Sao 弗朗西斯科河流域。
Costa, W.J.E.M., 1998. Cynolebias gilbertoi, a new species of annual fish (Cyprinodontiformes: Rivulidae) from the rio São Francisco basin, northeastern Brazil. Cybium 22(3):237-243. (Ref. 27234)
IUCN 瀕危狀態 (Ref. 130435)
無危 (LC) ; Date assessed: 07 November 2018
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00891 (0.00396 - 0.02008), b=3.14 (2.94 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
