Results 81 to 90 of about 418 (159)

Characidium heirmostigmata, a new characidiin fish (Characiformes: Crenuchidae) from the upper rio Paraná basin, Brazil

Neotropical Ichthyology
Characidium heirmostigmata new species is described from the rio Ivaí drainage, upper rio Paraná basin, Paraná State, Brazil. The new species is diagnosed among its congeners by the possession of eight to 11 incomplete oblique dark bars on the body sides,
Weferson J. da Graça, Carla S. Pavanelli   +1 more
doaj   +1 more source

Aspectos da reprodução no gênero Characidium Reinhardt, 1867 (Crenuchidae, Characidiinae), na microbacia do Ribeirão Grande, serra da Mantiqueira, sudeste do Brasil - DOI: 10.4025/actascibiolsci.v28i4.170

Acta Scientiarum: Biological Sciences, 2006
Neste trabalho são descritos aspectos da biologia da reprodução em Characidium lauroi e C. alipioi. A maturação das gônadas é dividida em quatro estádios e são descritos no ciclo anual.
Francisco Manoel de Souza Braga
doaj   +1 more source

Dinâmica populacional de Characidium lauroi e C. alipioi (Teleostei, Crenuchidae) na microbacia do Ribeirão Grande, serra da Mantiqueira Oriental, Estado de São Paulo - DOI: 10.4025/actascibiolsci.v29i3.481

Acta Scientiarum: Biological Sciences, 2007
Em riachos de pequena ordem, o alto e variável fluxo de água oferece tanto vantagens como desvantagens para o ciclo de vida de peixes. Mesmo espécies próximas que vivem em habitats semelhantes podem apresentar diferentes em seus padrões de ciclo de vida.
Francisco Manoel de Souza Braga, Ursulla Pereira Souza, Alberto Luciano Carmassi   +2 more
doaj   +1 more source

FIGURE 3 in A new species of Characidium Reinhardt (Ostariophysi: Characiformes: Crenuchidae) from headwaters of rio Pacaás Novos, rio Madeira basin, Rondônia, Brazil

, 2015
FIGURE 3. Pseudotympanum of Characidium summus, MZUSP 116105, 29.4 mm, rio Pacaás Novos, tributary of rio Mamoré, Rondônia, Brazil. Scale bar 200 µm.Published as part of Zanata, Angela M. & Ohara, Willian M., 2015, A new species of Characidium Reinhardt (
Zanata, Angela M., Ohara, Willian M.
core   +1 more source

First records of Characidium heirmostigmata and C. serrano (Characiformes: Crenuchidae) from freshwaters of Argentina.

, 2015
Characidium heirmostigmata and C. serrano are registered for the first time in freshwaters of Argentina in the province of Misiones. Characidium heirmostigmata was found in the middle río Paraná basin and C. serrano in upper and middle río Uruguay basin.
Casciotta, Jorge Rafael, Almirón, Adriana Edith, Doubnerová, Klára, Piálek, Lubomír, Říčan, Oldřich   +4 more
openaire   +3 more sources

FIGURE 1 in Description of a new species of Characidium Reinhardt, 1867 (Characiformes: Crenuchidae) from the Chapada Diamantina, Bahia, and redescription of Characidium bimaculatum Fowler, 1941

, 2016
FIGURE 1. Characidium clistenesi, sp. nov, holotype (MZUSP 120530, 27.4 mm SL, male) in (A) lateral, (B) dorsal, and (C) ventral views.Published as part of Melo, Marcelo R. S.
Melo, Marcelo R. S., Melo, Marcelo R. S. (5192581), Espíndola, Vinicius C., MARCELO R. S. MELO, Espíndola, Vinicius C. (5248720), VINICIUS C. ESPÍNDOLA   +5 more
core   +1 more source

FIG. 2 in Redescription of the Guiana Shield Darter Species Characidium crandellii and C. declivirostre (Crenuchidae) with Descriptions of Two New Species

, 2021
FIG. 2. (A) Landmarks used in geometric morphometrics. Specimens were propped to maintain bodies orthogonal to the lens (Characidium declivirostre, AUM 36674, 44.0 mm SL); photo by J. W. Armbruster.
Bloom, Devin D., Armbruster, Jonathan W., Lujan, Nathan K.   +2 more
core   +1 more source

Integrative taxonomy reveals a remarkably colored species of Characidium (Characiformes: Crenuchidae) from the upper rio Paraná basin, Brazil

Neotropical Ichthyology
A new species of Characidium is described from the upper rio Paraná basin, Brazil, based on morphological and molecular data. It is distinguished from congeners by its unique red body coloration in adults, a naked isthmus with scaled chest, absence of a ...
Pedro L. C. Uzeda, Bruno H. M. Stabile, Renan B. dos Reis, Luana J. Sartori, Carla S. Pavanelli, Vladimir P. Margarido, Weferson J. da Graça   +6 more
doaj   +1 more source

FIGURE 7 in The unknown diversity of the genus Characidium (Characiformes: Crenuchidae) in the Chocó biogeographic region, Colombian Andes: Two new species supported by morphological and molecular data

, 2020
FIGURE 7 Detail of the composition of spots in C. dule n. sp. IMCN 8929, Paratype 38.24 mm LS, arrows show the detail. Scale bar = 1 cmPublished as part of Agudelo‐Zamora, Henry D., Tavera, José, Murillo, Yiskar D.
Agudelo‐Zamora, Henry D., Ortega‐Lara, Armando, Tavera, José, Murillo, Yiskar D.   +3 more
core   +1 more source

Removing stripes from the zebra: Two new species of Characidium (Characiformes: Crenuchidae) from the Paraná and Uruguay River basins

Acta Zoológica Lilloana
An integrative taxonomic analysis based on morphological and molecular data reveals the presence of two new species of Characidium from the Paraná and Uruguay River basins. These new taxa were historically identified as Characidium cf.
Victor Ezequiel Mettola, Guillermo Enrique Terán, Wilson Sebastián Serra, Gastón Aguilera, Martin Miguel Montes, Mauricio Fabián Benitez, Felipe Alonso, Federico Ruíz Díaz, Juan Marcos Mirande   +8 more
doaj   +1 more source