Results 21 to 30 of about 418 (159)

Characidium xanthopterum (Ostariophysi: Characiformes: Crenuchidae): a new species from the Central Brazilian Plateau [PDF]

Neotropical Ichthyology, 2008
Characidium xanthopterum is described from tributaries of the upper rio Paraná and upper rio Tocantins basins, in the Central Brazilian Plateau, Goiás State, Brazil. The new species is diagnosed among congeners by the absence of dark bars on the sides of
Luiz G. G. Silveira, Francisco Langeani, Weferson J. da Graça, Carla S. Pavanelli, Paulo A. Buckup   +4 more
doaj   +4 more sources

A new species of Characidium (Characiformes: Crenuchidae) from small coastal drainages in northeastern Brazil, with remarks on the pseudotympanum of some species of the genus

Neotropical Ichthyology, 2014
Characidium samurai, a species of the family Crenuchidae apparently endemic to rio das Almas and rio Vermelho basins, Bahia, Brazil, is described. The new species is readily distinguishable from its congeners, except C.
Angela M. Zanata, Priscila Camelier
doaj   +2 more sources

A new species of Characidium Reinhardt, 1867 (Characiformes: Crenuchidae) endemic to the Atlantic Forest in Paraná State, southern Brazil

Neotropical Ichthyology, 2016
A new species of Characidium is described based on specimens obtained from the highland streams of the Serra do Mar, Atlantic Forest Biome, in Paraná State, Southern Brazil. The new species is possibly a member member of the C.
Marcelo R. S. Melo, Paulo A. Buckup, Osvaldo T. Oyakawa   +2 more
doaj   +2 more sources

Occurence of Characidium xavante (Characiformes: Crenuchidae) in the Tapajós River basin and comments about the conservation status of the species [PDF]

Anais da Academia Brasileira de Ciências, 2021
Characidium xavante was described from two tributaries of the Culuene River drainage, in the upper Xingu River basin. New samplings recorded the species for streams from the Kaaiapó River drainage (Teles Pires River drainage, upper Tapajós River basin ...
WEFERSON J. DA GRAÇA, HUGMAR P. DA SILVA, AUGUSTO FROTA, IZAIAS M. FERNANDES, RODRIGO P. BARCELOS   +4 more
doaj   +5 more sources

Characidium serrano Buckup & Reis, 1997 (Characiformes, Crenuchidae): insights into phylogenetic relationships, and comments on distribution

Acta Zoológica Lilloana
Characidium is the most diverse genus within the family Crenuchidae, with a total of 88 valid species, although there is evidence that it is probably a polyphyletic group.
Wilson Serra, Fabrizio Scarabino, Ezequiel Méttola, Martín Miguel Montes, Guillermo Terán, Melisa Moncada, Germán Sanguinetti, Alejandro Duarte, Matías García   +8 more
doaj   +3 more sources

Sistemática y distribución geográfica de la familia Crenuchidae (Ostariophysi: Characiformes) en la Argentina [PDF]

, 2017
La familia Crenuchidae (Characiformes) es un grupo con amplia distribución Neotropical, desde Panamá hasta Argentina. En nuestro país, esta familia está representada por la subfamilia Characidiinae y el género Characidium.
Arias, José Dionisio
core   +4 more sources

FIGURE 1 in A new miniature species of Characidium Reinhardt (Ostariophysi: Characiformes: Crenuchidae) from the headwaters of the rio Araguaia, Brazil

Zootaxa, 2013
FIGURE 1. Characidium mirim, (a) holotype, MZUSP 111123, 20.2 mm SL, male; (b) paratype, MZUSP 101393, 18.6 mm SL, female; both from rio das Mortes, 15°30'20"S 55°13'38"W.Published as part of Netto-Ferreira, André L., Birindelli, José L. O.
Birindelli, José L. O., Netto-Ferreira, André L., Buckup, Paulo A.   +2 more
core   +4 more sources

Application of a deep learning image classifier for identification of Amazonian fishes. [PDF]

Ecol Evol, 2023
To address the growing prevalence of large ecological datasets combined with a need for rapid species identification tools, we describe a novel application of a computer vision model, which is built to rapidly identify Amazonian fishes from captured image data.
Robillard AJ, Trizna MG, Ruiz-Tafur M, Dávila Panduro EL, de Santana CD, White AE, Dikow RB, Deichmann JL.   +7 more
europepmc   +2 more sources

Two new species of Characidium Reinhardt (Characiformes: Crenuchidae) from northeastern Brazilian coastal drainages [PDF]

Neotropical Ichthyology, 2015
Two new species of Characidium , onefrom the rio Pardo basin, and anotherfrom the rio Paraguaçu basin, Bahia, Brazil, are described. The first new speciesis distinguished from its congeners by having conspicuous black vertical traces on body, formed by ...
Angela M. Zanata, Priscila Camelier
doaj   +4 more sources

Isolated in the highlands, found in the museum: A new species of Characidium (Crenuchidae) from a Bolivian National Park, with a CT scan revealing features. [PDF]

J Fish Biol
Abstract A new species of Characidium is described from a small, isolated river in the highland areas of Noel Kempff Mercado National Park, Bolivia. The new taxon can be diagnosed by the presence of a relatively broad and conspicuous dark midlateral stripe extending from the tip of snout to the base of the caudal fin, markedly darker than the vertical ...
Oliveira-Silva L, Or K, Zanata A, Schaefer SA.   +3 more
europepmc   +2 more sources