Results 61 to 70 of about 1,919 (297)

[póster] Los castros costeros en la cornisa cantábrica: análisis espacial de amplia escala

open access: yes, 2023
Póster «Los castros costeros en la cornisa cantábrica: análisis espacial de amplia escala» (Autores: Rodrigo González-Camino, Jagoba Hidalgo-Masa y David González-Álvarez). Presentado en el Congreso Aquitania: Entre montaña y océano: Hombres, ambientes y
González Álvarez, David   +2 more
core  

Widespread distribution of large silesaurids evidenced by a new record from the Middle Triassic of southwest Gondwana

open access: yesThe Anatomical Record, EarlyView.
The largest silesaurid known from South America is described here, demonstrating that silesaurids reached large body sizes in southwestern Gondwana. This discovery further underscores the widespread geographic distribution and temporal persistence of large silesaurids across Pangea, despite faunal turnovers and environmental events such as the Carnian ...
Rodrigo Temp Müller
wiley   +1 more source

El túnel del tiempo. Galicia 3. Castros

open access: yes, 2013
[ES]Documental del ciclo “El túnel del tiempo”, del programa de divulgación científica de La 2 de TVE “La aventura del saber”, emitido el 14 de marzo de 2013; minuto 11 al 30 de programa.
Criado-Boado, Felipe   +1 more
core  

Early evolution of the gular musculature and its innervation in ray‐finned fishes

open access: yesThe Anatomical Record, EarlyView.
Abstract Gular muscles are an important but often overlooked component of cranial anatomy in bony fishes. They are located on the ventral surface of the head and are derived from the mandibular and hyoid arches. We present a comprehensive review of the gular musculature and its innervation across early diverging actinopterygian lineages. By integrating
Aléssio Datovo   +4 more
wiley   +1 more source

Postcranial anatomy and osteohistology of an early prozostrodont cynodont from the Upper Triassic of Brazil

open access: yesThe Anatomical Record, EarlyView.
Abstract Prozostrodon brasiliensis, a probainognathian cynodont of the clade Prozostrodontia, is recognized as a key taxon for understanding the origin of Mammaliaformes and mammals. Despite detailed investigations of its cranial anatomy, the postcranial skeleton has received comparatively less attention.
Iasmim M. Michelotti   +4 more
wiley   +1 more source

Las comunidades campesinas en la cultura castreña

open access: yesTrabajos de Prehistoria, 1998
Se analiza la posibilidad de que la estructura social y económica de las comunidades castreñas prerromanas corresponda al concepto de una sociedad campesina.
M. Dolores Fernández-Posse   +1 more
doaj   +1 more source

Modelos de ocupación para los castros costeros del Golfo Ártabro. Una propuesta metodológica

open access: yes, 2021
En este trabajo se presenta la metodología aplicada a un estudio local de los castros costeros del Golfo Ártabro, una región situada en el Noroeste de la Península Ibérica.
Nión-Álvarez, Samuel
core   +1 more source

Tracheal chambers as a key innovation for high‐frequency emission in bat echolocation

open access: yesThe Anatomical Record, EarlyView.
Abstract Key innovations are pivotal for biodiversity and facilitating evolutionary success, enabling organisms' adaptation to various ecological niches through the diversification of phenotypic traits. In mammals, notable adaptations include evolving hypsodonty for grazing on grasses and, for bats, evolving echolocation and wing acquisition.
Nicolas L. M. Brualla   +7 more
wiley   +1 more source

Rate effects on the estimation of fracture toughness by small punch tests in hydrogen embrittlement scenarios

open access: yesUbiquity Proceedings, 2018
In this paper, different techniques to test notched Small Punch (SPT) samples for the estimation of the fracture properties in aggressive environments are studied, based on the comparison of the micromechanisms at different rates.
B. Arroyo   +3 more
doaj   +1 more source

New fossil unveils the dentary anatomy of the rare lepidosauromorph Cargninia enigmatica from the Upper Triassic of Southern Brazil

open access: yesThe Anatomical Record, EarlyView.
Abstract Nowadays, Lepidosauria is a diverse group represented by squamates and the rhynchocephalian tuatara. However, their origins date back to the end of the Permian Period, when the stem lineages Lepidosauromorpha and Archosauromorpha diverged. Within the lepidosauromorph stem lineage, a few species have been described with unstable phylogenetic ...
Lísie Vitória Soares Damke   +4 more
wiley   +1 more source

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