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Characiformes (Characins) >
Characidae (Characins; tetras) > Stethaprioninae
Etymology: Psalidodon: Greek, psalis, -idos = scissors + Greek, odous = teeth (Ref. 45335).
Eponymy: Rosa Eigenmann née Smith (1858–1947), was married (1887) to Carl (above) and was also a noted ichthyologist. [...] (Ref. 128868), visit book page.
More on author: Cope.
Environment: milieu / climate zone / depth range / distribution range
Ecología
; agua dulce bentopelágico; potamodromo (Ref. 51243). Subtropical
South America: lower Paraná, Uruguay and Laguna dos Patos drainage.
Tamaño / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 14.4 cm TL macho / no sexado; (Ref. 94981); peso máximo publicado: 36.30 g (Ref. 94981)
Short description
Claves de identificación | Morfología | Morfometría
One maxillary tooth (Ref. 46822).
Life cycle and mating behavior
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Lima, F.C.T., L.R. Malabarba, P.A. Buckup, J.F. Pezzi da Silva, R.P. Vari, A. Harold, R. Benine, O.T. Oyakawa, C.S. Pavanelli, N.A. Menezes, C.A.S. Lucena, M.C.S.L. Malabarba, Z.M.S. Lucena, R.E. Reis, F. Langeani, C. Moreira et al. …, 2003. Genera Incertae Sedis in Characidae. p. 106-168. 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. 38376)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
Herramientas
Special reports
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Fuentes de 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=0.01660 (0.01057 - 0.02606), b=3.11 (2.99 - 3.23), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Nivel trófico (Ref.
69278): 3.0 ±0.3 se; based on size and trophs of closest relatives
Resiliencia (Ref.
120179): Alto, población duplicada en un tiempo mínimo inferior a 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).