Results 1 to 10 of about 894 (94)

The genome sequence of the Ibiza wall lizard, Podarcis pityusensis (Boscá, 1883) [version 1; peer review: 2 approved, 1 approved with reservations] [PDF]

open access: yesWellcome Open Research
Eukaryota; Opisthokonta; Metazoa; Eumetazoa; Bilateria; Deuterostomia; Chordata; Craniata; Vertebrata; Gnathostomata; Teleostomi; Euteleostomi; Sarcopterygii; Dipnotetrapodomorpha; Tetrapoda; Amniota; Sauropsida; Sauria; Lepidosauria; Squamata; Bifurcata;
Joana Meier   +4 more
doaj   +2 more sources

A new origin of the ‘modern’ lungfish dentition revealed by taxonomic overlap between Devonian and Carboniferous dipnoans [PDF]

open access: yesPeerJ
Lungfishes (Dipnoi, Sarcopterygii) initially radiated in the Early Devonian, and reached the apogee of their diversity during this period, especially with regard to their dentitions.
Amin El Fassi El Fehri   +4 more
doaj   +3 more sources

A new coelacanth (Actinistia, Sarcopterygii) from the Early Triassic of Anhui, China [PDF]

open access: yesScientific Reports
Coelacanths (e.g., Latimeria) are a curious group of sarcopterygian fishes that survive over hundreds of millions of years and are important in evolutionary biology.
Qing-Hua Dai   +7 more
doaj   +2 more sources

Life history and ossification patterns in Miguashaia bureaui reveal the early evolution of osteogenesis in coelacanths [PDF]

open access: yesPeerJ, 2022
The study of development is critical for revealing the evolution of major vertebrate lineages. Coelacanths have one of the longest evolutionary histories among osteichthyans, but despite access to extant representatives, the onset of their weakly ...
Jorge Mondéjar Fernández   +4 more
doaj   +2 more sources

A fresh look at Cladarosymblema narrienense, a tetrapodomorph fish (Sarcopterygii: Megalichthyidae) from the Carboniferous of Australia, illuminated via X-ray tomography [PDF]

open access: yesPeerJ, 2021
Background The megalichthyids are one of several clades of extinct tetrapodomorph fish that lived throughout the Devonian–Permian periods. They are advanced “osteolepidid-grade” fishes that lived in freshwater swamp and lake environments, with some taxa ...
Alice M. Clement   +5 more
doaj   +2 more sources

A new look at the Emsian (Early Devonian), sarcopterygian fishes from the Holy Cross Mountains, Poland, with a special reference to porolepiforms

open access: yesActa Palaeontologica Polonica, 2023
Sarcopterygian remains are relatively common in the so-called “Placoderm Sandstone” (storm-origin bone-bearing breccia) from the Emsian (Lower Devonian) of Podłazie in the Holy Cross Mountains (Poland).
OLGA WILK
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

150 million years of freshwater fish biogeography: vicariance or dispersal? [PDF]

open access: yesResearch & Knowledge, 2017
Freshwater fishes are supposedly good case studies to test palaeobiogeographical models because they are attached to land masses, at least primary freshwater fishes, which are unable to cross marine barriers.
Lionel Cavin
doaj   +1 more source

Coelacanths from the Middle Triassic of Switzerland and the pace of actinistian evolution [PDF]

open access: yesResearch & Knowledge, 2017
Latimeria chalumnae (Actinistia) was regarded as the ‘ancestor of the four-legged vertebrates’ and rapidly became the iconic example of a ‘living fossil’.
Christophe Ferrante   +3 more
doaj   +1 more source

Mandibular musculature constrains brain–endocast disparity between sarcopterygians

open access: yesRoyal Society Open Science, 2020
The transition from water to land by the earliest tetrapods in the Devonian Period is seen as one of the greatest steps in evolution. However, little is understood concerning changes in brain morphology over this transition.
T. J. Challands   +2 more
doaj   +1 more source

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