Results 21 to 30 of about 776 (163)

Phenacorhamdia cabocla, a new heptapterid from the Parnaíba River basin, Northeastern Brazil (Siluriformes: Heptapteridae)

open access: yesZootaxa, 2018
Rocha, Yuri Gomes Ponce De Carvalho, Ramos, Telton Pedro Anselmo, Ramos, Robson Tamar Da Costa (2018): Phenacorhamdia cabocla, a new heptapterid from the Parnaíba River basin, Northeastern Brazil (Siluriformes: Heptapteridae).
Ramos, Telton Pedro Anselmo   +5 more
core   +4 more sources

FIGURE 3 in A new species of Mastiglanis Bockmann 1994 (Siluriformes: Heptapteridae) from the Amazon River basin, Peru

open access: yesZootaxa, 2020
FIGURE 3. Lateral view of suspensorium of Mastiglanis yaguas, paratype, MUSM 61686, 42.7 mm SL. Abbreviations: en = entopterygoid; hy = hyomandibula; io = interopercle; mt = metapterygoid; op = opercle; pop = preopercle; and qu = quadrate.Published as ...
Faustino-Fuster, Dario R.   +1 more
core   +4 more sources

Trends in the karyotypic evolution of the Neotropical catfish family Heptapteridae Bockmann 1998 (Teleostei: Siluriformes)

open access: yesReviews in Fish Biology and Fisheries, 2011
The Heptapteridae family is endemic to the Neotropics and is one of the most representative members of the Siluriformes order in small bodies of water.
Rafael Splendore de Borba   +14 more
core   +3 more sources

Análise filogenética de Heptapteridae gill, 1861 e taxonomia integrativa de Heptapterus bleeker, 1858 (Heptapterinae: heptapterini) [PDF]

open access: yes, 2022
A família Heptapteridae contém 23 gêneros e 231 espécies válidas que são encontradas em uma ampla gama de habitats de água doce do sul do México ao norte da Argentina. A sistemática filogenética atual de Heptapteridae é significativamente moldada por uma
Fuster, Dario Ruben Faustino
core   +1 more source

Population Genomics in Rhamdia quelen (Heptapteridae, Siluriformes) Reveals Deep Divergence and Adaptation in the Neotropical Region. [PDF]

open access: yesGenes (Basel), 2020
Rhamdia quelen, a Neotropical fish with hybridization between highly divergent mitochondrial DNA (mtDNA) lineages, represents an interesting evolutionary model. Previous studies suggested that there might be demographic differences between coastal lagoons and riverine environments, as well as divergent populations that could be reproductively isolated.
Ríos N   +6 more
europepmc   +6 more sources

Revisión taxonómica del género Pimelodella, Eigenmann y Eigenmann, 1888 (pisces, siluriformes: heptapteridae) de la región transandina de Colombia [PDF]

open access: yesActa Biológica Colombiana, 2005
Las especies de Pimelodella Eigenmann (Heptapteridae), son siluriformes fácilmente identificables por el proceso occipital delgado que se conecta a la placa nucal, aleta adiposa larga y las franjas laterales negras a lo largo del cuerpo.
Mauricio Leiva Castaño   +2 more
doaj   +1 more source

DATA MATRICES_Phylogeny of catfishes of the family Heptapteridae Gill, 1861 using ultraconserved elements (Teleostei, Siluriformes)

open access: yes, 2023
Original data and data partitions_Phylogeny of catfishes of the family Heptapteridae Gill, 1861 using ultraconserved elements (Teleostei, Siluriformes)
Fausto Foresti (284896)   +9 more
core   +1 more source

Differences in the feeding of Rhamdia quelen (Siluriformes, Heptapteridae) in four distinct lotic systems [PDF]

open access: yesBrazilian Journal of Biology, 2015
AbstractThe aim of this study was to compare the food composition of Rhamdia quelen in four distinct order rivers. It was performed at a low part at the basin of the Sorocaba river in systems classified as first (Anastácio stream), second (Nego stream), fifth (Tatuí river) and sixth (Sorocaba river) orders.
Villares Junior, GA, Goitein, R
openaire   +5 more sources

A new species of Phenacorhamdia Dahl 1961 (Siluriformes: Heptapteridae) from the Paranapanema River basin, southeastern Brazil

open access: yes, 2020
Silva, Gabriel S. C. (2020): A new species of Phenacorhamdia Dahl 1961 (Siluriformes: Heptapteridae) from the Paranapanema River basin, southeastern Brazil. Zootaxa 4890 (2): 275-282, DOI: 10.11646/zootaxa.4890.2.
Silva, Gabriel S. C.
core   +2 more sources

Occurrence of natural triploidy in Rhamdia quelen (Siluriformes, Heptapteridae)

open access: yesGenetics and Molecular Research, 2010
Five specimens of Rhamdia quelen collected from the Lindóia Stream, PR, Brazil, were cytogenetically analyzed. The diploid chromosome number found was 58, including 30 metacentric, 16 submetacentric, 10 subtelocentric, and 2 acrocentric chromosomes. Supernumerary or B chromosomes, frequently observed in this fish group, were not detected.
J R, Tsuda   +3 more
openaire   +2 more sources

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