Results 1 to 10 of about 2,741 (173)

Helminth-fauna of Patagonian armadillos: comparative analysis of parasites geographical variation

open access: yesAnais da Academia Brasileira de Ciências, 2021
The similarity between parasites communities’ decay with distance and its analysis may explain important ecological process such host dispersion. Patagonia is inhabited by two armadillo species, Chaetophractus villosus and Zaedyus pichiy.
JORGE ALBERTO GALLO   +3 more
doaj   +1 more source

Uncovering the species diversity of subterranean rodents at the end of the World: three new species of Patagonian tuco-tucos (Rodentia, Hystricomorpha, Ctenomys) [PDF]

open access: yesPeerJ, 2020
Ctenomys Blainville 1826 is one of the most diverse genera of South American caviomorph rodents. Currently, six species of this genus are reported from Patagonia, south of 42°S.
Pablo Teta, Guillermo D’Elía
doaj   +2 more sources

European starlings expand into Patagonia. Time for action

open access: yesGlobal Ecology and Conservation, 2022
European starlings (Sturnus vulgaris) were introduced ca. 40 years ago to South America, where they naturalized to central and northern Argentina, now reaching some neighboring countries.
Valeria Ojeda   +4 more
doaj   +1 more source

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

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

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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