Results 181 to 190 of about 6,049 (231)

The latitudinal speciation gradient in freshwater fishes: Higher speciation across assemblages at higher latitudes in the northern hemisphere. [PDF]

open access: yesPLoS One
Herrera-Pérez J   +6 more
europepmc   +1 more source

Overlooked biodiversity of mitochondrial lineages in Hemiodus (Ostariophysi, Characiformes)

open access: yesZoologica Scripta, 2020
Hemiodus is the largest genus of the South American freshwater fish family Hemiodontidae, with 23 valid species. However, the species‐level diversity of Hemiodus remains uncertain since morphological studies have indicated additional species.
A. F. Nogueira   +3 more
semanticscholar   +4 more sources
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A new classification of the family Ariidae (Osteichthyes: Ostariophysi: Siluriformes) based on combined analyses of morphological and molecular data

Zoological Journal of the Linnean Society, 2023
We present a new classification of the catfish family Ariidae based on a total-evidence hypothesis, which incorporates data from the examination of 249 morphological and 5603 molecular characters from 131 species.
A. Marceniuk   +2 more
semanticscholar   +1 more source

A Large, Freshwater Chanid Fish (Ostariophysi: Gonorynchiformes) from the Upper Cretaceous of Madagascar

Journal of Vertebrate Paleontology, 2023
Isolated fossil bones from freshwater Upper Cretaceous (Maastrichtian) deposits in the Mahajanga Basin of northwestern Madagascar are identified as belonging to a gonorynchiform fish.
Alison M. Murray   +3 more
semanticscholar   +1 more source

Comment on ‘A standardized terminology of spines in the order Siluriformes (Actinopterygii: Ostariophysi)’ by Ballen and de Pinna (2021)

Zoological Journal of the Linnean Society, 2023
Homology is the foundation of any comparative evolutionary study, and as structures previously considered homologous are found to be convergent, and vice versa, terminology needs to be changed to reflect homology. The dorsal- and pectoral fin-spines of
Kole M. Kubicek   +2 more
semanticscholar   +1 more source

A standardized terminology of spines in the order Siluriformes (Actinopterygii: Ostariophysi)

, 2021
A standardized terminology for the anatomy of pectoral- and dorsal-fin spines in the order Siluriformes is proposed based on an extensive literature review and direct examination of representatives of the order.
G. Ballen, M. D. De Pinna
semanticscholar   +1 more source

Cryptic Diversity in the Terminal Portion of the Chromosomes of the Dogtooth Characins, Family Cynodontidae (Ostariophysi: Characiformes)

Zebrafish, 2021
The chromosomes of the dogtooth characins, fish species of the family Cynodontidae, have only a relatively small amount of heterochromatin, including the terminal portion.
V. S. Pinheiro Figliuolo   +5 more
semanticscholar   +1 more source

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