分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Rivulidae (Rivulines) > Cynolebiinae
Etymology: Cynolebias: Greek, kyon = dog + Greek, odous = teeth + Greek, lebias = a kind of small fish (Ref. 45335); gibbus: Named for the prominent convexity of the anterior part of dorsum; an adjective.
More on author: Costa.
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 底中水层性. 熱帶
South America: middle São Francisco River basin in Brazil.
南美洲: 巴西。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 9.8 cm SL 雄鱼/尚未辨别雌雄; (Ref. 40938); 8.7 cm SL (female)
简单描述
检索表 | 型态特徵 | 形态测量图
背的软条 (总数) : 14 - 18; 臀鳍软条: 17 - 21; 脊椎骨: 37. Central part of dorsal surface of 5th ceratobranchial deeply concave and pronounced convex dorsal profile of body above the pectoral fin base. Pectoral fin of males usually longer with tip reaching between urogenital papilla and base of 3rd anal-fin base. Small golden spots scattered over the dorsal part of body sides. Dorsal-fin rays in males, 17-18, 14-18 in females; anal-fin rays 19-21 in males, 17-20 in females; caudal-fin rays 31-32. Caudal and pectoral fins rounded. Snout gently pointed with lower jaw slightly elongated. Supraorbital neuromasts 33-35 (Ref. 40938).
第 5个角鳃骨的背面的中央部份深深地凹曲与在胸鳍基底上面的身体的明显中凸背面轮廓。 雄性的胸鳍通常较长的，被在泌尿生殖器的乳突与第三个臀鳍基底的基底之间达到的顶端。 小的金斑点散布在身体侧边的背部部份。 在雄性中的背鳍鳍条,17-18,14-18 在雌性中; 在雄性中的臀鳍棘条 19-21,17-20 在雌性中; 尾鳍鳍条 31-32. 尾鳍与胸鳍圆的。 吻逐渐尖具有下颌些微地延长。 眶上的神经瘤 33-35.(参考文献 40938)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
南美洲: 巴西。
Costa, W.J.E.M., 2001. The neotropical annual fish genus Cynolebias (Cyprinodontiformes: Rivulidae): phylogenetic relationships, taxonomic revision and biogeography. Ichthyol. Explor. Freshwat. 12(4):333-383. (Ref. 40938)
世界自然保护联盟红皮书 (Ref. 130435: Version 2024-2)
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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).
营养阶层 (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
回复力 (Ref.
120179): 高度, 族群倍增时间少于 15个月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
