Results 61 to 70 of about 737 (157)

Relaciones filogenéticas de los Lokiortervirus presentes en los genomas de los Petromyzontiformes

open access: yes, 2022
[Resumen]: Desde hace unos 500 Ma, los Petromyzontiformes (lampreas) evolucionan de forma independiente con respecto al resto de los vertebrados, representando uno de los linajes más basales que se conocen. En anteriores trabajos, se describió la presencia de un grupo muy peculiar de retrovirus endógenos en el genoma de Petromyzon marinus y de ...
openaire   +1 more source

The ‘Tully monster’ is a vertebrate [PDF]

open access: yes, 2016
Problematic fossils, extinct taxa of enigmatic morphology that cannot be assigned to a known major group, were once a major issue in palaeontology. A long-favoured solution to the ‘problem of the problematica’1, particularly the ‘weird wonders’2 of the ...
Anderson, Rp   +15 more
core   +2 more sources

European lampreys: new insights on postglacial colonization, gene flow and speciation. [PDF]

open access: yes, 2016
Ice ages are known to be the most dominant palaeoclimatic feature occurring on Earth, producing severe climatic oscillations and consequently shaping the distribution and the population structure of several species.
Almeida, P.R.   +4 more
core   +4 more sources

Diversity and Distribution of the Deep-Sea Ichthyofauna of the Gulf of Mexico with Outlooks On Conservation [PDF]

open access: yes, 2013
The ichthyofauna of the Gulf of Mexico has been fairly well documented as a consequence of the extensive fishery activities and hydrocarbon exploration in these waters.
Marranzino, Ashley
core   +1 more source

Onderzoek naar de trekvissoorten in het Schelde-estuarium. Voortplantings-en opgroeihabitat van rivierprik en fint [PDF]

open access: yes, 2011
Migratory fish such as river lamprey and twaite shad are important indicators of ecosystem functioning. Over the past century, most migratory fish have disappeared from the river Scheldt due to human impacts. The previous study on migratory fishes in the
Baeyens, R.   +7 more
core  

Gill Structure & Function in Parasitic and Non-parasitic Lampreys: The Effects of Metamorphosis and Freshwater-Seawater Transfer [PDF]

open access: yes, 2018
Lamprey (Petromyzontiformes) are a phylogenetically ancient group of jawless fishes that begin their lives as filter-feeding larvae (ammocoetes) before undergoing a complex metamorphosis into juvenile lamprey that involves major changes to their internal
Sunga, Julia
core   +1 more source

The rise of predation in Jurassic lampreys. [PDF]

open access: yesNat Commun, 2023
Wu F, Janvier P, Zhang C.
europepmc   +1 more source

The complete mitogenome of two Australian lampreys: mordacia mordax and mordacia praecox [PDF]

open access: yes, 2015
As one of only two surviving outgroups to all jawed vertebrates, lampreys (Petromyzontiformes) can provide important information in our understanding of early vertebrate evolution.
Garbutt, James
core  

Esqueleto y dentición de la lamprea de Chapala, Lampetra spadicea (Petromyzontidae). [PDF]

open access: yes, 2017
The skeleton of the lamprey of Chapala, Lampetra spadicea fits in the morphological pattern of the Petromyzontiformes, as that of the lampreys from the Pennsylvanian. As primitive characters of L.
Kobelkowsky, Abraham
core   +1 more source

Relationships between anadromous lampreys and their host fishes in the eastern Bering Sea [PDF]

open access: yes, 2014
Arctic Lamprey Lethenteron camtschaticum and Pacific Lamprey Entosphenus tridentatus are ecologically and culturally important anadromous, parasitic species experiencing recent population declines in the North Pacific Ocean.
Siwicke, Kevin A.
core  

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