Results 11 to 20 of about 2,779 (202)

Estimating ancestral ranges: testing methods with a clade of neotropical lizards (iguania: liolaemidae). [PDF]

open access: yesPLoS ONE, 2011
Establishing the ancestral ranges of distribution of a monophyletic clade, called the ancestral area, is one of the central objectives of historical biogeography.
Juan Manuel Díaz Gómez
doaj   +1 more source

Regional mid-Pleistocene glaciation in central Patagonia [PDF]

open access: yesQuaternary Science Reviews, 2017
Southern South America contains a glacial geomorphological record that spans the past million years and has the potential to provide palaeoclimate information for several glacial periods in Earth's history. In central Patagonia, two major outlet glaciers of the former Patagonian Ice Sheet carved deep basins ∼50 km wide and extending over 100 km into ...
Hein, Andrew   +10 more
openaire   +1 more source

Diatom blooms and primary production in a channel ecosystem of central Patagonia [PDF]

open access: yesLatin American Journal of Aquatic Research, 2017
0 0 1 293 1617 CIEP 13 3 1907 14.0 Normal 0 21 false false false ES-CL JA X-NONE
Montero, Paulina   +4 more
openaire   +4 more sources

Presencia de Arctotherium (Carnivora, Ursidae, Tremarctinae) en un nivel pre-cultural de cueva Baño Nuevo-1 (Patagonia Central, Chile)

open access: yesEstudios Geologicos, 2015
Se presenta la descripción de un I3 asignado a Arctotherium sp. proveniente del sitio Baño Nuevo-1 (Patagonia Central, Chile). El hallazgo fue realizado en la Capa 5 y está asociado a restos de Macrauchenia sp., Lama guanicoe, Felidae, Camelidae, Equidae
P. López Mendoza   +2 more
doaj   +1 more source

Squamata, Iguania, Leiosauridae, Pristidactylus nigroiugulus Cei, Scolaro and Videla, 2001: new records for Chubut province and geographic distribution [PDF]

open access: yesCheck List, 2011
We present new records of Pristidactylus nigroiugulus (Cei, Scolaro and Videla, 2001) for Chubut province. A geographic distribution map presents all known records in Chubut province, central Patagonia, Argentina.
Ignacio Minoli, Luciano Avila
doaj   +3 more sources

Otolith elemental composition reveals separate spawning areas of anchoveta, Engraulis ringens, off central Chile and northern Patagonia

open access: yesScientia Marina, 2019
The anchoveta (Engraulis ringens) is widely distributed throughout the Humboldt Current (4°30′-44°S). In recent years, its eggs and larvae have also been found inside fjords and channels of northern Patagonia, close to the southern limit of the central ...
María José Cuevas   +4 more
doaj   +1 more source

Reptilian coprolites in the Eocene of central Patagonia, Argentina

open access: yesJournal of Paleontology, 2012
Biogenic structures, herein interpreted as coprolites, were recorded in the ?upper Paleocene–Eocene Las Flores Formation, southeast Argentina. The coprolite origin is supported by several features, such as recurrent extrusive external morphology, longitudinal wrinkles, flattening of the ventral side, concentric and radial cracks, cryptocrystalline ...
Krause, Javier Marcelo   +1 more
openaire   +2 more sources

Lead Isotopic Constraints on the Provenance of Antarctic Dust and Atmospheric Circulation Patterns Prior to the Mid-Brunhes Event (~430 kyr ago)

open access: yesMolecules, 2022
A lead (Pb) isotopic record, covering the two oldest glacial–interglacial cycles (~572 to 801 kyr ago) characterized by lukewarm interglacials in the European Project for Ice Coring in Antarctica Dome C ice core, provides evidence for dust provenance in ...
Changhee Han   +8 more
doaj   +1 more source

Estimación sexual en restos óseos de cazadores-recolectores de Patagonia central argentina: contrastación de métodos morfométricos con análisis paleogenéticos

open access: yesRevista Argentina de Antropología Biológica, 2021
En el presente trabajo se comparan los resultados de la estimación de sexo en restos óseos humanos antiguos de individuos adultos de la Patagonia central argentina (N=42) a partir de dos métodos: por una parte, el estudio de estructuras de la pelvis, el ...
Ana Gabriela Millán   +5 more
doaj   +1 more source

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