Results 11 to 20 of about 66,936 (320)

Neogene Paratethyan croakers (Teleostei, Sciaenidae)

open access: yesRivista Italiana di Paleontologia e Stratigrafia, 2018
The fossil record of sciaenid fishes (based on both otoliths and osteological finds) from the Neogene of the Paratethys is reviewed. The species Labrax (=Morone) multipinnatus Gorjanović-Kramberger, 1882 from the Sarmatian of Croatia (Sv. Nedelja) that was originally described as a sea bass of the family Moronidae is re-assigned to the extant croaker ...
A. F. Bannikov   +2 more
semanticscholar   +5 more sources

Phylogenomic analysis of trichomycterid catfishes (Teleostei: Siluriformes) inferred from ultraconserved elements

open access: yesScientific Reports, 2020
The family Trichomycteridae is one of the most diverse groups of freshwater catfishes in South and Central America with eight subfamilies, 41 genera and more than 300 valid species.
L. Ochoa   +10 more
semanticscholar   +1 more source

Blood Anlage in Teleostei [PDF]

open access: yesNature, 1963
THE mode of origin of blood in Teleosts is considered to represent an exception in the development of Vertebrates. Since the observations of Swaen and Brachet1 the intermediate cell mass of Oellacher is considered to be the earliest primordium of blood and blood-vessels.
openaire   +2 more sources

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

Female mating preferences in blind cave tetras Astyanax fasciatus (Characidae, Teleostei). [PDF]

open access: yes, 2006
The Mexican tetra Astyanax fasciatus has evolved a variety of more or less color- and eyeless cave populations. Here we examined the evolution of the female preference for large male body size within different populations of this species, either surface-
Plath, Martin   +4 more
core   +1 more source

HEMIBRYCON GUEJARENSIS, A NEW SPECIES FROM THE GÜEJAR RIVER, ORINOCO BASIN, COLOMBIA (CHARACIFORMES: CHARACIDAE) WITH A REVIEW THE POPULATIONS IDENTIFIED AS HEMIBRYCON METAE

open access: yesRevista de Investigaciones Universidad del Quindío, 2017
Hemibrycon guejarensis, new species, is described from the Güejar River, La Macarena mountain range, upper Guaviare River drainage, Colombia. The new species is distinguished from most cis-Andean congeners (H.
César Román-Valencia   +2 more
doaj   +1 more source

Hyphessobrycon nicolasi (Teleostei: Characidae) a new species from the Uruguay River basin in the Mesopotamian Region, Argentina [PDF]

open access: yes, 2010
Hyphessobrycon nicolasi is described from the Uruguay River basin in the Mesopotamian Region, Entre Ríos, Argentina. The new species can be distinguished from all congeners by the presence of a well-defined oblique and marginal black stripe on each lobe ...
Lopez, Hugo Luis   +1 more
core   +3 more sources

Reproductive biology of the squirrelfish, Holocentrus adscensionis (Osbeck, 1765), caught off the coast of Pernambuco, Brazil

open access: yesScientia Marina, 2007
In the present work, specimens of Holocentrus adscensionis, caught off Pernambuco State, northeast Brazil, by small scale artisanal fishing boats, were analyzed with regard to gonad maturation, gonad index, size at first sexual maturity, fecundity, type ...
Renata A. Shinozaki-Mendes   +3 more
doaj   +1 more source

Constructing the mitochondrial genome of the Peruvian grunt Anisotremus scapularis Tschudi, 1846 (Lutjaniformes: Haemulidae) using RNA-seq data

open access: yesMitochondrial DNA. Part B. Resources, 2020
Haemulidae is a widely diverse and widespread family of New World teleost fish. The Peruvian grunt, Anisotremus scapular, inhabits the South American Pacific coast where its overexploitation for human consumption.
André Gomes-dos-Santos   +9 more
doaj   +1 more source

Phylogenetic classification of extant genera of fishes of the order Cypriniformes (Teleostei: Ostariophysi).

open access: yesZootaxa, 2018
The order Cypriniformes is the most diverse order of freshwater fishes. Recent phylogenetic studies have approached a consensus on the phylogenetic relationships of Cypriniformes and proposed a new phylogenetic classification of family-level groupings in
Milton Tan, J. Armbruster
semanticscholar   +1 more source

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