Results 31 to 40 of about 80 (47)

Morphological variation of populations of Exodon paradoxus Müller & Troschel, 1844 (Characiformes: Characidae) [PDF]

, 2019
Exodon paradoxus is a small-sized neotropical fish species that occurs in the Amazon and Tocantins-Araguaia basins. Considering the wide distribution of the species, the objective of the present work was to verify the taxonomic situation of the Exodon ...
Lima, Ícaro Nascimento
core   +1 more source

Reproductive biology of a Characidiinae (Osteichthyes, Characidae) from the Ubatiba river, Maricá -- RJ

, 2017
The Ubatiba river is a coastal stream subject to stochastic spates all over the year and, Characidium sp.n. is among the twenty-two species that compose its ichthyofauna.
Caramaschi, E.P., Mazzoni, R., Fenerich-Verani, N.   +2 more
core  

Aspectos da reprodução no gênero Characidium Reinhardt, 1867 (Crenuchidae, Characidiinae), na microbacia do Ribeirão Grande, serra da Mantiqueira, sudeste do Brasil

, 2014
Aspects of the reproductive biology of Charaddium lauroi and C. alipioi were described. Maturation of the gonads was divided into four stages, and the distribution of the stages in an annual cycle was reported. The Charaddium lauroi has a higher spawning period in the spring, and the C. alipioi, in the summer.
openaire   +2 more sources

Contributions to the cytogenetics of the Neotropical fish fauna. [PDF]

Comp Cytogenet, 2017
Bertollo LAC, Cioffi MB, Galetti PM, Filho OM.   +3 more
europepmc   +1 more source

Karyotypic conservatism in samples of Characidium cf. zebra (Teleostei, Characiformes, Crenuchidae): Physical mapping of ribosomal genes and natural triploidy. [PDF]

Genet Mol Biol, 2011
Pansonato-Alves JC, Oliveira C, Foresti F.   +2 more
europepmc   +1 more source

Phylogenetic relationships within the speciose family Characidae (Teleostei: Ostariophysi: Characiformes) based on multilocus analysis and extensive ingroup sampling. [PDF]

BMC Evol Biol, 2011
Oliveira C, Avelino GS, Abe KT, Mariguela TC, Benine RC, Ortí G, Vari RP, Corrêa e Castro RM.   +7 more
europepmc   +1 more source

Análisis filogenético y biogeográfico de las especies del género Characidium (Pisces: Teleostei, Crenuchidae) en Suramérica

, 2015
Characidium Reinhardt, 1867 es un género de peces Neotropicales que comprende cerca de 58 especies nominales lo que lo convierte en el género más especioso de la familia Crenuchidae (Melo y Oyakawa, 2015); Su distribución se extiende desde drenajes
Poveda Martínez, Daniel Alexander
core   +1 more source

Populations of Characidium rachovii (Crenuchidae: Characidiinae) with reduction of the adipose fin from Argentina and a Southernmost record of C. occidentale

, 2015
The objective of this note is to report on populations of Characidium rachovii with reduction and absence of the adipose fin from Salí-Dulce and Paraná River basins, Argentina.
Miquelarena, Amalia María, Fernández, Luis   +1 more
core  

DIVERSIFICAÇÃO E EVOLUÇÃO DOS CROMOSSOMOS SEXUAIS ZZ/ZW NO GÊNERO Characidium

, 2013
The Characidium genus is the biggest and most diversified within the Characidiinae subfamily. Broadly distributed throughout Neotropical region, Characidium possesses 53 available species.
MARCELA BAER PUCCI
core  

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
Oliveira-Silva L, Or K, Zanata A, Schaefer SA.   +3 more
europepmc   +1 more source