Results 31 to 40 of about 67,920 (269)

Evolutionary radiation of large‐bodied gorgonopsians from the lower Abrahamskraal formation of South Africa

open access: yesThe Anatomical Record, EarlyView.
Abstract The middle Permian represents a critical interval in therapsid evolution, when gorgonopsians emerged as some of the first specialized apex predators within terrestrial ecosystems. Despite their significance, the early diversification of Gorgonopsia in Gondwana remains poorly understood due to scarcity and fragmentary material.
Zanildo Macungo   +5 more
wiley   +1 more source

Catálogo de los Megachilidae del Mediterráneo occidental (Hymenoptera, Apoidea). I. Osmiini

open access: yesGraellsia, 2006
El catálogo objeto de este trabajo es una primera entrega de una serie de tres que los autores han realizado sobre la familia Megachilidae en el área mediterránea occidental, como base de la revisión que se está llevando a cabo sobre los megaquílidos ...
C. Ornosa   +2 more
doaj   +1 more source

A Geomorphometric Approach to Estimate the Deterioration of Earthen Archaeological Sites by Rainfall and Diffusion Processes: The Huaca Chornancap (Eighth–14th Century ad), Lambayeque, Peru

open access: yesArchaeological Prospection, EarlyView.
ABSTRACT Rain‐induced erosion processes can severely damage Earthen archaeological sites. Huaca Chornancap (HCH; eighth–14th century ad) is a platform located in the Lambayeque region (Peru) exposed to seasonal rain due to El Niño Southern Oscillation (ENSO).
Luigi Magnini   +5 more
wiley   +1 more source

Coherence‐Gated Wrapped‐Phase InSAR With Matrix‐Based Uncertainty Diagnostics for Burial‐Mound Hotspot Ranking (Sicily, Italy)

open access: yesArchaeological Prospection, EarlyView.
ABSTRACT Burial mounds are key elements of Mediterranean funerary landscapes, but in intensively cultivated coastal plains their low‐relief expression is easily obscured by ploughing, levelling and rapidly changing surface conditions, making single‐date observations unreliable.
Salvatore Polverino   +2 more
wiley   +1 more source

Demersal resource assemblages in the trawl fishing grounds off the Balearic Islands (western Mediterranean)

open access: yesScientia Marina, 2005
The demersal resources distributed in the trawl fishing grounds off the Balearic Islands (western Mediterranean) were studied from two bottom trawl surveys carried out in spring and autumn along the continental shelf and upper slope off the islands of ...
Enric Massutí, Olga Reñones
doaj   +1 more source

Detailed tectonic reconstructions of the Western Mediterranean region for the last 35 Ma, insights on driving mechanisms

open access: yesBSGF - Earth Sciences Bulletin, 2020
Slab retreat, slab tearing and interactions of slabs are first-order drivers of the deformation of the overriding lithosphere. An independent description of the tectonic evolution of the back-arc and peripheral regions is a pre-requisite to test the ...
Romagny Adrien   +7 more
doaj   +1 more source

Altimetric calibration experiences in the Western Mediterranean [PDF]

open access: yes2007 IEEE International Geoscience and Remote Sensing Symposium, 2007
Peer ...
Martínez Benjamín, Juan José   +9 more
openaire   +2 more sources

Challenges and Opportunities in Multi‐Method Integrated Geophysical Prospection of Buried Building Remains at the Sanctuary of Olympia

open access: yesArchaeological Prospection, EarlyView.
ABSTRACT Ancient Olympia was one of the most important sanctuaries and the venue for the Olympic Games in Greek and Roman times. Its remains are located in the Olympia Terrace (Peloponnese, Greece) at the present‐day confluence of the rivers Alpheios and Kladeos at the base of Mount Kronos.
Sarah Bäumler   +10 more
wiley   +1 more source

Epiphyte load on the seagrass Posidonia oceanica (L.) Delile does not indicate anthropogenic nutrient loading in Cabrera Archipelago National Park (Balearic Islands, Western Mediterranean)

open access: yesScientia Marina, 2008
The epiphyte load on the leaves of the seagrass Posidonia oceanica (L.) Delile was estimated at the end of summer in three sites and two depths (7 m and 17 m) of the Cabrera Archipelago National Park (Balearic Islands, Western Mediterranean) from 2004 to
Jorge Terrados   +1 more
doaj   +1 more source

Radiocarbon Dates Associated to Neolithic Contexts (Ca. 5900 – 2000 Cal BC) from the Northwestern Mediterranean Arch to the High Rhine Area

open access: yesJournal of Open Archaeology Data, 2021
This paper presents a compilation of radiocarbon dates associated with the process of arrival, development and consolidation of the first farming communities that settled between the north-western Mediterranean Arch and the High Rhine area approximately ...
Héctor Martínez-Grau   +2 more
doaj   +1 more source

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