Results 11 to 20 of about 485 (66)

The karyotypes and evolution of ZZ/ZW sex chromosomes in the genus Characidium (Characiformes, Crenuchidae). [PDF]

open access: yesComp Cytogenet, 2018
Available data on cytotaxonomy of the genus Characidium Reinhardt, 1867, which contains the greatest number of species in the Characidiinae (Crenuchidae), with 64 species widely distributed throughout the Neotropical region, were summarized and reviewed.
Pucci MB   +4 more
europepmc   +2 more sources

Estudos citogenéticos no genêro Characidium (Teleostei, Characiformes, Chrenuchidae), com análise estrutural e molecular do sistema ZZ-ZW de cromossomos sexuais

open access: yes, 2010
Foram analisadas onze espécies de peixes do gênero Characidium, Characidium cf. zebra, Characidium cf. gomesi, Characidium lauroi, Characidium oiticicai, Characidium lanei, Characidium pterostictum, Characidium schubarti, Characidium alipioi, Characidium
Alves, Jose Carlos Pansonato [UNESP]
core   +3 more sources

Evolution and conservation of Characidium sex chromosomes [PDF]

open access: yes, 2017
Fish species exhibit substantial variation in the degree of genetic differentiation between sex chromosome pairs, and therefore offer the opportunity to study the full range of sex chromosome evolution. We used restriction-site associated DNA sequencing (
Robledo, Diego   +55 more
core   +1 more source

Characidium Reinhardt 1867

open access: yes, 2020
Key to the Characidium species from the trans-Andean basins of Colombia 1a. Isthmus and chest lacking scales........................................... Characidium cf. boavistae (Figs. 2k, l) 1b.
Taphorn, Donald C.   +2 more
core   +1 more source

Amphibia, Anura, Cycloramphidae, Macrogenioglottus alipioi Carvalho, 1946: Distribution extension, state of Alagoas, northeastern Brazil [PDF]

open access: yes, 2010
At the present work, the poorly known cycloramphid frog Macrogenioglottus alipioi Carvalho, 1946 is registered in a large Atlantic forest fragment at the state of Alagoas, northeastern Brazil.
Pierre-Alexandre Bourgeois   +2 more
core   +3 more sources

Characidium Reinhardt

open access: yes, 2006
<p>[[Genus Characidium Reinhardt]]</p> <p>This new species of Characidium Reinhardt, 1867, brings the total for the genus to about 50 valid species (Buckup, 2003).
Donald C. Taphorn B.   +2 more
core   +1 more source

Análise dos cromossomos sexuais de Characidium (Characiformes, Crenuchidae) por microdissecção e pintura cromossômica

open access: yes, 2013
Foram analisados exemplares de peixes das espécies Characidium cf. fasciatum, C. cf. zebra, C. cf. lagosantense, Characidium sp. e três amostras de C. cf.
Pazian, Marlon Felix [UNESP]
core   +3 more sources

Characidium Reinhardt 1867

open access: yes, 2019
<p> Genus <i>Characidium</i> Reinhardt, 1867</p> <p>REMARK</p> <p> An undetermined morphospecies (<i>Characidium</i> sp., [Fig. 5]) is known from the Maroni drainage basin.
Sébastien Brosse   +2 more
core   +1 more source

Characidium vidali Travassos 1967

open access: yes, 2019
Characidium vidali Travassos, 1967 Figure 2H Geographic distribution: Coastal rivers between Guanabara bay and Paraíba do Sul river basins. Diagnosis: Characidium vidali can be distinguished from C.
Buckup, Paulo Andreas, de Brito, Victor
core   +1 more source

Characidium summus Zanata & Ohara, 2015, new species

open access: yes, 2015
Characidium summus, new species (Fig. 1 a) Holotype. MZUSP 116954, 34.5 mm SL, Brazil, Rondônia, Guajará-Mirim, upper rio Pacaás Novos, tributary of rio Mamoré, rio Madeira basin, 10 º 50 ' 46.29 "S 63 º 37 ' 47.29 "W, D. Hungria & A.C.
Zanata, Angela M., Ohara, Willian M.
core   +1 more source

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