Results 11 to 20 of about 20,818 (273)

Updated checklist of Azores Actinopterygii (Gnathostomata: Osteichthyes) [PDF]

open access: yesBiodiversity Data Journal, 2021
Since the first published comprehensive checklist of Azorean fishes - covering the whole EEZ region - several new records have been published and an updated checklist published in 2010.
Luís M. D. Barcelos   +2 more
doaj   +8 more sources

Molecular characterization of marine and coastal fishes of Bangladesh through DNA barcodes

open access: yesEcology and Evolution, 2021
This study describes the molecular characterization of marine and coastal fishes of Bangladesh based on the mitochondrial cytochrome c oxidase subunit I (COI) gene as a marker.
Md Sagir Ahmed
exaly   +2 more sources

The tail of the Jurassic fish Leedsichthys problematicus (Osteichthyes: Actinopterygii) collected by Alfred Nicholson Leeds - an example of the importance of historical records in palaeontology [PDF]

open access: green, 2004
The specimen of the tail of <i>Leedsichthys problematicus</i>, now in The Natural History Museum, London, was one of the most spectacular fossil vertebrates from the Oxford Clay Formation of Peterborough, but as an isolated find it shares no ...
Jeff Liston, Leslie F. Noè
openalex   +4 more sources

Diversity of chondrostean fish Coccolepis from the Late Jurassic Solnhofen Archipelago, Southern Germany [PDF]

open access: yesActa Palaeontologica Polonica, 2021
Late Jurassic marine vertebrates are extraordinarily well preserved in several Plattenkalk Lagerstätten in central Europe. Among them, the Solnhofen Archipelago has yielded the very rare fish Coccolepis bucklandi, which was the first fossil ...
ADRIANA LÓPEZ-ARBARELLO, MARTIN EBERT
doaj   +1 more source

A Hiatus Obscures the Early Evolution of Modern Lineages of Bony Fishes

open access: yesFrontiers in Earth Science, 2021
About half of all vertebrate species today are ray-finned fishes (Actinopterygii), and nearly all of them belong to the Neopterygii (modern ray-fins). The oldest unequivocal neopterygian fossils are known from the Early Triassic.
Carlo Romano
doaj   +1 more source

Unappreciated Cenozoic ecomorphological diversification of stem gars revealed by a new large species [PDF]

open access: yesActa Palaeontologica Polonica, 2022
The evolutionary history of gars, an ancient group of ray-finned fishes, is excellently documented in the fossil record. These fishes are notable for how little the anatomy of extant species differs from that of their earliest known relatives from ...
CHASE DORAN BROWNSTEIN
doaj   +1 more source

Les « ichtyolites » (Actinopterygii) de la collection Jean-Baptiste Beurard (1745–1835) : intérêt historique et redécouverte de la série type d’Armigatus brevissimus (Blainville, 1818) du Cénomanien du Liban

open access: yesBSGF - Earth Sciences Bulletin, 2021
Cet article souligne le rôle Jean-Baptiste Beurard dans l’histoire de la paléoichtyologie. Ancien chanoine de la cathédrale de Toul, il trouva après les affres des débuts de la Révolution un emploi d’agent du gouvernement attaché à l’administration des ...
Brignon Arnaud
doaj   +1 more source

Molecular evolution and functional divergence of the cytochrome P450 3 (CYP3) Family in Actinopterygii (ray-finned fish). [PDF]

open access: yesPLoS ONE, 2010
BACKGROUND: The cytochrome P450 (CYP) superfamily is a multifunctional hemethiolate enzyme that is widely distributed from Bacteria to Eukarya. The CYP3 family contains mainly the four subfamilies CYP3A, CYP3B, CYP3C and CYP3D in vertebrates; however ...
Jun Yan, Zhonghua Cai
doaj   +1 more source

Late Permian ichthyofauna from the North-Sudetic Basin, SW Poland [PDF]

open access: yesActa Palaeontologica Polonica, 2021
The late Permian time was a transformative period before the most severe mass extinction known. Even though fishes constitute a key component of marine ecosystems since the Silurian, their biogeographic patterns during the late Permian are currently ...
Darja Dankina   +3 more
doaj   +1 more source

On the authorship of Actinopteri and Actinopterygii [PDF]

open access: yes, 2020
The authorship of the term Actinopteri is clarified as Cope, 1871 and that of the Actinopterygii in their current prevailing usage as sensu Goodrich, 1930.
Schwarzhans, Werner   +2 more
openaire   +2 more sources

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