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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).
More on authors: Costa, Lacerda & Brasil.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
; acqua dolce benthopelagico; non migratori. Tropical; 22°C - 26°C (Ref. 13614)
South America: Upper Tocantins River basin in Brazil.
Size / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 8.3 cm SL maschio/sesso non determinato; (Ref. 40938); 5.5 cm SL (female)
Raggi dorsali molli (totale) : 17 - 22; Raggi anali molli: 19 - 23. Wide basihyal in both sexes. Females with 1-2 black precaudal blotches. Supraorbital neuromasts 21-22. Dorsal-fin rays 20-22 in males, 17-19 in females; anal-fin rays 21-23 in males, 19-21 in females; caudal-fin rays 33-34. Caudal and pectoral fins rounded. Filamentous rays on anal fin of male lacking. Contact organs on scales of body and head of male present. Snout gently pointed with lower jaw slightly elongated (Ref. 40938).
Bottom spawner, 4 months. Difficult to maintain in aquarium (Ref. 27139).
Life cycle and mating behavior
Maturities | Riproduzione | Spawnings | Egg(s) | Fecundities | Larve
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)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Pesca: commerciale; Acquario: Commerciale
Strumenti
Special reports
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Fonti Internet
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).
Trophic level (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
Resilienza (Ref.
120179): Alto, tempo minimo di raddoppiamento della popolazione meno di 15 mesi (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).