Results 11 to 20 of about 18,922 (223)

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   +6 more sources

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

Osteology and relationships of Rhinopycnodus gabriellae gen. et sp. nov. (Pycnodontiformes) from the marine Late Cretaceous of Lebanon [PDF]

open access: yes, 2013
The osteology of Rhinopycnodus gabriellae gen. and sp. nov., a pycnodontiform fish from the marine Cenomanian (Late Cretaceous) of Lebanon, is studied in detail.
Capasso, Luigi, Taverne, Louis
core   +4 more sources

Late Mesozoic marine Antarctic fishes: future perspectives based on the newly collections recovered in the Ameghino and López de Bertodano Formations [PDF]

open access: yesResearch & Knowledge, 2017
Nowadays, notothenioids are the teleostean group that dominates marine Antarctic waters. However, during the Mesozoic a diverse ichthyofauna inhabited the sea that surrounded Antarctic.
Soledad Gouiric-Cavalli   +10 more
doaj   +1 more source

Diversity of Cretaceous continental actinopterygians from Argentina, South America [PDF]

open access: yesResearch & Knowledge, 2017
South America holds a signiicant number of continental ish-bearing deposits of Cretaceous age. The principal purpose of the current article is to illustrate the diversity of continental actinopterygian assemblages of the main Cretaceous localities from ...
P. Guillermina Giordano
doaj   +1 more source

Lung evolution in vertebrates and the water-to-land transition

open access: yeseLife, 2022
A crucial evolutionary change in vertebrate history was the Palaeozoic (Devonian 419–359 million years ago) water-to-land transition, allowed by key morphological and physiological modifications including the acquisition of lungs. Nonetheless, the origin
Camila Cupello   +12 more
doaj   +1 more source

Feeding convergence among ray-finned fishes: Teeth of the herbivorous actinopterygians from the latest Permian of East European Platform, Russia [PDF]

open access: yesActa Palaeontologica Polonica, 2020
unique functional adaptation to herbivory within early ray-finned fishes is exemplified by the late Permian actinopterygians within the family Eurynotoidiidae with policuspid teeth strongly modified with respect to the primitive actinopterygian ...
Maciej Pindakiewicz   +8 more
doaj   +1 more source

Neopterygian phylogeny: the merger assay [PDF]

open access: yesRoyal Society Open Science, 2018
The phylogenetic relationships of the recently described genus †Ticinolepis from the Middle Triassic of the Monte San Giorgio are explored through cladistic analyses of the so far largest morphological dataset for fossil actinopterygians, including ...
Adriana López-Arbarello   +1 more
doaj   +1 more source

Studies on reproduction of the mullet Mugil platanus Günther, 1880 (Actinopterygii, Mugilidae) from the Mar Chiquita coastal lagoon, Argentina: Similarities and differences with related species [PDF]

open access: yes, 2011
The aim of the present study is to provide the first results on the reproductive biology of Mugil platanus, from the Mar Chiquita coastal lagoon (Argentina).
Cousseau, María Berta   +2 more
core   +1 more source

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