Results 1 to 10 of about 113,237 (299)

A new striking and critically endangered species of Nasa (Loasaceae, Cornales) from North Peru [PDF]

open access: yesPhytoKeys, 2019
Nasa angeldiazioides sp. nov. is described and illustrated. The species is restricted to two forest remnants on the western slope of the northern Peruvian Andes (Dept. Lambayeque) where it is found in the undergrowth of primary forest.
Tilo Henning   +4 more
doaj   +6 more sources

Synthesis of geological data and comparative phylogeography of lowland tetrapods suggests recent dispersal through lowland portals crossing the Eastern Andean Cordillera [PDF]

open access: yesPeerJ, 2022
Vicariance is the simplest explanation for divergence between sister lineages separated by a potential barrier, and the northern Andes would seem to provide an ideal example of a vicariant driver of divergence.
Erika Rodriguez-Muñoz   +3 more
doaj   +2 more sources

Description of Bothriurus mistral n. sp., the highest-dwelling Bothriurus from the western Andes (Scorpiones, Bothriuridae), using multiple morphometric approaches.

open access: yesPLoS ONE, 2023
We describe Bothriurus mistral n. sp. (Scorpiones, Bothriuridae) from the Chilean north-central Andes of the Coquimbo Region. This is the highest elevational discovery for Bothriurus in the western slopes of the Andes.
Andrés A Ojanguren-Affilastro   +5 more
doaj   +2 more sources

First confirmed record of Jaguarundi, Herpailurus yagouaroundi (É. Geoffroy, 1803) (Mammalia, Carnivora, Felidae), on the western slope of the Peruvian Andes [PDF]

open access: yesCheck List, 2019
The presence of the Jaguarundi, Herpailurus yagouaroundi, west of the Peruvian Andes have not been considered in recent studies due to lack of evidence.
Alvaro García-Olaechea   +2 more
doaj   +3 more sources

Amphibia, Anura, Bufonidae, Atelopus eusebianus (Rivero & Granados-Díaz, 1993): Distribution extension  for Valle del Cauca, Colombia [PDF]

open access: yesCheck List, 2014
The critically endangered harlequin frog Atelopus eusebianus is known from a few locations in the Cauca Department, on the western slope of the Central Andes.
Oscar Córdoba   +2 more
doaj   +3 more sources

GNSS Constraints to Active Tectonic Deformations of the South American Continental Margin in Ecuador

open access: yesSensors, 2021
GNSS observations constitute the main tool to reveal Earth’s crustal deformations in order to improve the identification of geological hazards. The Ecuadorian Andes were formed by Nazca Plate subduction below the Pacific margin of the South American ...
José Tamay   +3 more
doaj   +1 more source

Range-wide phylogenomics of the Great Horned Owl (Bubo virginianus) reveals deep north-south divergence in northern Peru [PDF]

open access: yesPeerJ, 2023
The Great Horned Owl (Bubo virginianus) inhabits myriad habitats throughout the Americas and shows complex patterns of individual and geographic morphological variation.
Emily N. Ostrow   +2 more
doaj   +2 more sources

Is rich and rare the common share? Describing biodiversity patterns to inform conservation practices for South American anurans. [PDF]

open access: yesPLoS ONE, 2013
Species richness and range size are key features of biogeographic and macroecological analyses, which can yield a first assessment tool to define conservation priorities. Here we combined both features in a simultaneous analysis, based on range-diversity
Fabricio Villalobos   +3 more
doaj   +1 more source

Novelties in Centronia and Meriania (Merianieae, Melastomataceae) and a taxonomic revision of Meriania brachycera group

open access: yesAnales del Jardín Botánico de Madrid, 2012
A historical review, the circumscription problems and nomenclatural changes based upon a phylogenetic morphological analysis of the genus Centronia are presented. In this framework, four Andean species of Centronia are transfered to the genus Meriania (M.
Humberto Mendoza-Cifuentes   +1 more
doaj   +1 more source

The South America Low-Level Jet: form, variability and large-scale forcings

open access: yesnpj Climate and Atmospheric Science, 2023
Northerly low-level jets (LLJ) along the eastern Andes are important conduits of moisture transport and play central roles in modulating precipitation in South America.
Charles Jones   +3 more
doaj   +1 more source

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