Results 91 to 100 of about 19,200 (226)

Diversity, phylogenetic distribution, and origins of venomous catfishes

open access: yesBMC Evolutionary Biology, 2009
Background The study of venomous fishes is in a state of relative infancy when compared to that of other groups of venomous organisms. Catfishes (Order Siluriformes) are a diverse group of bony fishes that have long been known to include venomous taxa ...
Wright Jeremy J
doaj   +1 more source

On the homologies of the skeletal components of catfish (Teleostei: Siluriformes) suspensorium [PDF]

open access: yes, 2001
There has been much controversy concerning the identity of the components of the suspensorium in Siluriformes (catfishes). This confusion has implications not only for comparative morphology, but also for phylogenetic studies.
Chardon, M., Diogo, R., Oliveira, C.
core  

First record of Rineloricaria reisi, R. stellata and R. zaina (Siluriformes: Loricariidae) from the Río Uruguay basin in Argentina [PDF]

open access: yes, 2014
Rineloricaria reisi, R. stellata, and R. zaina are registered for the first time in freshwaters of Argentina. These three species were found in the Río Uruguay basin in Misiones Province.
Almirón, Adriana E.   +4 more
core   +3 more sources

The Karyotype of Scoloplax distolothrix (Teleostei: Siluriformes: Scoloplacidae)

open access: yesCYTOLOGIA, 2006
Departamento de Morfologia Instituto de Biociencias Universidade Estadual Paulista, 18618-000 Botucatu, Sao ...
Oliveira, Claudio   +2 more
openaire   +4 more sources

Developmental osteology of Ictalurus punctatus and Noturus gyrinus (Siluriformes: Ictaluridae) with a discussion of siluriform bone homologies

open access: yesVertebrate Zoology, 2022
Abstract The skeleton of Siluriformes is characterized by several autapomorphies, including secondary absence, extreme modification, and purported fusion of several ossifications. Although well documented in adults, information on skeletal development in catfishes is relatively sparse and typically focused on ...
openaire   +3 more sources

Runutan Gen Cytochrome C Oxydase 1 Ikan Lais Janggut, Kryptopterus Limpok (Bleeker, 1852) Dari Sungai Kampar Dan Sungai Indragiri, Provinsi Riau [Cytochrome C Oxydase 1 Gene Sequences Long-barbel Sheatfish, Kryptopterus Limpok (Bleeker, 1852) From Kampar River and Indragiri River of Riau Province] [PDF]

open access: yes, 2015
Penelitian ini bertujuan untuk menganalisis runutan gen cytochrome c oxydase 1 (Cox-1) DNA mitokondria ikan lais janggut, Kryptopterus limpok. Gen Cox-1 Kryptopterus limpok dari Sungai Kampar dan Indragiri, Provinsi Riau telah diamplifikasi menggunakan ...
Elvyra, R. (Roza), Solihin, D. D. (Dedy)
core  

Description of Silvinichthys pedernalensis n. sp. (Teleostei, Siluriformes) from the Andean Cordillera of southern South America [PDF]

open access: yes, 2017
Descripción de Silvinichthys pedernalensis sp. n. (Teleostei, Siluriformes) de la cordillera de los Andes en la parte meridional de Sudamérica Se describe una nueva especie, Silvinichthys pedernalensis, en un arroyo andino de la provincia de San Juan ...
Fernández, L.   +2 more
core   +1 more source

Aspectos ecológicos da comunidade de parasitos em duas espécies de Loricariidae da Bacia Igarapé Fortaleza, Estado do Amapá, Brasil. [PDF]

open access: yes, 2019
Os parasitos têm sido reconhecidos como importantes componentes dos ecossistemas. Esses usam o ambiente para a sua transmissão e podem infectar diversas espécies de peixe no ecossistema.
GONÇALVES, R. A.   +3 more
core   +1 more source

A note on the genus Tocantinsia (Pisces, Nematognathi, Auchenipteridae)

open access: yes, 1984
It is argued that the catfish described by MEES (1974) as representing a new genus and a new species of the Auchenipteridae : Tocantinsia depressa, is conspecific with Glanidium piresi A.
Mees, G.
core  

Microglanis cottoides (Boulenger, 1891) (Siluriformes: Pseudopimelodidae): Distribution extension to Salí-Dulce River basin, northwestern Argentina [PDF]

open access: yes, 2013
Microglanis cottoides (Boulenger 1891) is a known Paraná-Plata River basin catfish. Its geographic distribution is herein extended to a new drainage system, the Salí-Dulce River system, northwestern Argentina, which is a separate drainage from the Paraná-
Fernandez, Luis Alfredo   +1 more
core   +1 more source

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