Results 51 to 60 of about 588 (145)

Endemism Centres of the Five Richest Vascular Epiphyte Families in the Neotropics

open access: yesJournal of Biogeography, Volume 52, Issue 1, Page 80-91, January 2025.
ABSTRACT Aim Endemic species, characterised by limited geographic ranges, face a high risk of extinction. The neotropical region harbours diverse ecosystems and a substantial number of endemic species, thus identifying areas of high endemism is crucial for protecting unique and threatened species and ecosystems.
Maria Judith Carmona‐Higuita   +13 more
wiley   +1 more source

Is it all Phacelia pinnatifida? Molecular delimitations and taxonomic revision of Phacelia sect. Glandulosae in South America based on ddRADseq

open access: yesTAXON, Volume 73, Issue 6, Page 1437-1459, December 2024.
Abstract Phacelia sect. Glandulosae, with ca. 62 taxa, is the most diverse of the 11 sections of the genus Phacelia (Hydrophyllaceae). The family is largely restricted to North and Central America, but the genus Phacelia has an amphitropical distribution with nine species reported from western South America, five of which have been assigned to P. sect.
Maria‐Anna Vasile   +3 more
wiley   +1 more source

Disparate and parallel craniofacial climatic adaptations in native populations of Asia, North America, and South America

open access: yesJournal of Anatomy, Volume 245, Issue 5, Page 699-724, November 2024.
This study examines the influence of climate on human evolution using a large dataset (>2500 individuals) and combines morphometric analysis, genomic data, and various statistical techniques. It reveals distinct morphological traits in cold‐region populations, like increased nasal height and reduced facial protrusion, but also differences such as those
Andrej Evteev   +7 more
wiley   +1 more source

Introducción al trabajo de la Dra. Myriam Tarragó de Font

open access: yesEstudios Atacameños, 1976
¿Cómo agradecer a la Dra. Myriam Tarragó de Font por su estudio tan completo y detallado? Desgraciadamente este importante aporte científico estaba ya casi listo en el tiempo del Congreso de Americanistas en Mar del Plata (1966) y permanecía inédito ...
Gustavo Le Paige de Walque
doaj   +1 more source

Rebelión y carnaval Ingaguasi (San Pedro de Atacama) 1775-1777

open access: yesEstudios atacameños, 1999
Este artículo analiza el contexto, la percepción y las motivaciones étnicas en la rebelión de Carnestolendas, ocurrida en el mineral de Ingaguasi en 1775, cuyos efectos perduraron hasta 1777.Abstract This articule analize the context, perception and ethnic motivation in Carnestolendas Rebellion, occurs in Ingaguasi mineral in 1775, which consequences ...
Jorge Alfredo Hidalgo Lehuedé   +1 more
openaire   +3 more sources

Prehispanic Aymara expansion, the Southern Altiplano and San Pedro de Atacama

open access: yesEstudios atacameños, 1984
Aymara speakers are intrusive into the Southern Peruvian Coast and Northern Chilean coast during Tiwanaku Period V, with the establishment of mitmaquna settlements. Trade can be dated much earlier. These developments influenced the development of the altiplano-coast interrelations in the Late Period (AD 1000-1450).
openaire   +3 more sources

El complejo psicotrópico en Solcor 3 (San Pedro de Atacama)

open access: yesEstudios atacameños, 1988
San Pedro de Atacama es reconocido en el ámbito de la arqueología por el alto número de tabletas y tubos que, por asociación etnográfica, sabemos que se relacionan con la esfera chamánica. En los registros de Le Paige hemos contabilizado 522 tabletas, en una muestra de 20 cementerios con un total de 2574 tumbas; esto representa un promedio de 20% de ...
Agustín Llagostera Martínez   +2 more
openaire   +3 more sources

Hotel a San Pedro de Atacama

open access: yes, 2012
L’hotel a San Pedro de Atacama di Rodrigo Searle e Matias Gonzalés è stato progettato per amplificare il mito del deserto in cui è collocato. Un contesto ricco di tracce naturali e antropiche, che qualificano la costruzione che ricorda Ocatillo Camp di Frank Lloyd Wright in Arizona.
openaire   +1 more source

87th Annual Meeting of the Meteoritical Society 2025: Abstracts

open access: yes
Meteoritics &Planetary Science, Volume 60, Issue S1, Page 30-350, August 2025.
wiley   +1 more source

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