Trichomycterus alternatus
Eigenmann, 1917
Synonyms
Pygidium alternatum
Pygidium florense
Pygidium travassosi
Pygidium florense
Pygidium travassosi
Length (total)
approx. 9 cm
Standard length (documented)
65.0 mm
Recommended tank size
60 cm
rio Doce near municipality Rio Doce, rio Boa Sorte, córrego dos Borges, ribeirão da Brás, rio Caparaó, rio Caratinga, córrego do Cedro, rio Cinco de Novembro, rio Claro, córrego Espanhol, córrego do Gaspar, córrego Grumarim, rio Gualaxo do Sul, córrego Jatibocas = córrego Sossego, rio José Pedro, ribeirão Lagoa, córrego Lajeado, córrego Limoeiro, ribeirão Panquinhas, rio Papagaio, córrego Paracatu, córrego do Passagem, ribeirão Piçarrão, rio Piranga, ribeirão Pitangas, ribeirão Preto, rio Santa Maria do Rio Doce, córrego Santo Antônio, rio Santo Antônio, rio Suaçuí Grande, rio Suaçuí Pequeno, rio Tamboca, córrego Tripuí, córrego Vinte e Cinco de Julho, ribeirão Xopotó, rio Doce -, rio Ribeira de Iguape -, ➀ rio Paraíba do Sul = rio Parahyba -, baia de Paranaguã -, rio do Peixe -, rio Doce basin
Minas Gerais, Espírito Santo
Brazil
Atlantic SE
˜[ -20.248,-42.886 ]
Eats plants
not known
unknown
absent
i - iii / II / 5 rays
concave
6 + 7 soft rays
slightly convex
ii - iii / II / 7 rays
I / 7 rays
filament
I / 4 rays
i - iii / II / 5 rays
concave
6 + 7 soft rays
slightly convex
ii - iii / II / 7 rays
I / 7 rays
filament
I / 4 rays
Sympatric with
Trichomycterus jacupiranga
Trichomycterus melanopygius
Trichomycterus vinnulus
Bryconamericus microcephalus
Deuterodon iguape
Geophagus brasiliensis
Gymnotus sp. aff. pantherinus
Hollandichthys multifasciatus
Phalloceros cf. reisi
Scleromystax barbatus
Synbranchus marmoratus
Trichomycterus melanopygius
Trichomycterus vinnulus
Bryconamericus microcephalus
Deuterodon iguape
Geophagus brasiliensis
Gymnotus sp. aff. pantherinus
Hollandichthys multifasciatus
Phalloceros cf. reisi
Scleromystax barbatus
Synbranchus marmoratus
On the positive list of Brazil in 2012 : The positive list of Brazil
Not on the negative list of Brazil from 2020 : The negative list of Brazil
Not on the negative list of Brazil from 2020 : The negative list of Brazil
- Bizerril, C.R.S.F., 1994 "Descrição de uma nova especie de Trichomycterus (Siluroidei, Trichomycteridae) do Estado de Santa Catarina, com uma sinópse da composição da familia Trichomycteridae no leste Brasileiro" (Arquivos de Biologia e Tecnologia) P. 623
- Reis, R.E., Kullander, S.O. & Ferraris, C.J. et.al., 2003 "Check List of the Freshwater Fishes of South and Central America" P. 279
- Wosiacki, W.B. & Garavello, J.C., 2004 "Five new species of Trichomycterus from the rio Iguaçu (rio Paraná Basin), southern Brazil (Siluriformes: Trichomycteridae)" (Ichthyological Exploration of Freshwaters) P. 5
- Eigenmann, C.H., 1917 "Descriptions of Sixteen New Species of Pygidiidae" (Proceedings of the American Philosophical Society, Vol. 56 No. 7, P. 700)
- Barbosa, M.A. & Costa, W.J.E.M., 2011 "Description of a new species of the catfish genus Trichomycterus (Teleostei: Siluriformes: Trichomycteridae) from the rio de Contas basin, northeastern Brazil" (Vertebrate Zoology , Vol. 61 No. 3, P. 308)
- Barbosa, M.A. & Costa, W.J.E.M., 2012 "Trichomycterus puriventris (Teleostei: Siluriformes: Trichomycteridae), a new species of catfish from the rio Paraíba do Sul basin, southeastern Brazil" (Vertebrate Zoology, Vol. 62 No 2, P. 156)
- García-Melo, L.J.; Villa-Navarro, F.A. & DoNascimiento, 2016 "A new species of Trichomycterus (Siluriformes: Trichomycteridae) from the upper río Magdalena basin, Colombia" (Zootaxa, Vol. 4117, P. 238)
- Reis, V. & Pinna, M. de, 2019 "The type specimens of Trichomycterus alternatus (Eigenmann, 1917) and Trichomycterus zonatus (Eigenmann, 1918), with elements for future revisionary work (Teleostei: Siluriformes: Trichomycteridae)" (Zootaxa, Vol. 4585 No 1, P. 104)
- Costa, W.J.E.M., 2021 "Comparative Osteology, Phylogeny and Classification of the Eastern South American Catfish Genus Trichomycterus (Siluriformes: Trichomycteridae)" (Taxonomy, Vol. 1 No. 2)
- Reis, V. & Pinna, M.de, 2022 "Diversity and systematics of Trichomycterus Valenciennes 1832 (Siluriformes: Trichomycteridae) in the Rio Doce Basin: iterating DNA, phylogeny and classical taxonomy" (abstract) (Zoological Journal, P. 14)
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