Results 21 to 30 of about 28,156 (299)

Palynological analysis of the genus Dryopteris Adans. (Dryopteridaceae) in Argentina [PDF]

open access: yesAnais da Academia Brasileira de Ciências, 2020
The spore morphology and wall ultrastructure of Dryopteris filix-mas, D. patula and D. wallichiana from Argentina were studied using light microscope, scanning and transmission electron microscope.
DANIEL A. GORRER   +2 more
doaj   +1 more source

Cranial ornamentation in the Late Cretaceous nodosaurid ankylosaur Hungarosaurus [PDF]

open access: yes, 2021
Bony cranial ornamentation is developed by many groups of vertebrates, including ankylosaur dinosaurs. To date, the morphology and ontogenetic origin of ankylosaurian cranial ornamentation has primarily focused on a limited number of species from only ...
Matthew Vickaryous   +7 more
core   +2 more sources

The origin of art according to Karl von den Steinen [PDF]

open access: yesJournal of Art Historiography, 2015
Based on a study of the custom, adopted by ethnologists in the early 20th century, of asking Amerindians of Lowland South America to do drawings in pencil in their notebooks, I explore three forgotten fragments of the history of thinking: the intense ...
Pierre Déléage
doaj  

Suboptimal Embryonic Incubation Temperature Has Long-Term, Sex-Specific Consequences on Beak Coloration and the Behavioral Stress Response in Zebra Finches

open access: yesFrontiers in Ecology and Evolution, 2022
Secondary sex characteristics, like beak color in some avian species, have indirect impacts on reproductive success, as they are considered to be honest indicators of condition, immunocompetence, and developmental history.
Madeline P. Choi   +2 more
doaj   +1 more source

Technology of pottery production among the Chercaskul culture population in the Lower Tobol basin (on the materials of the settlement of Khripunovskoye 1)

open access: yesВестник археологии, антропологии и этнографии, 2017
The article presents the results of technical and technological analysis regarding a pottery complex of the Cherkaskul culture from the settlement of Khripunovskoye 1 located in the forest-steppe area of the Tobol River basin. The analysis is made within
Ilyushina V.V.
doaj   +1 more source

Zhuravlevo ceramics assemblage of the early iron age from the Borki 1 settlement (according to the 2013–2014 study)

open access: yesВестник археологии, антропологии и этнографии, 2018
This article presents the results of a technical and technological analysis carried out to investigate Zhuravlevo-type ceramics collected from the Borki 1 settlement located in the Ishim river basin (W. Siberia).
Ilyushina V.V.
doaj   +1 more source

A Ornamentação na Viola da Gamba a partir da Visão de De Machy

open access: yesRevista Vortex, 2021
In this article we investigate the ornamentation for viola da gamba from the book Pièces de Violle en Musique et en Tablature (1685) by De Machy. The work is the first book of pieces for viola da gamba bass published in France, and it contains the ...
André Luiz Tartas   +2 more
doaj   +1 more source

Permitted memories and ornamentation [PDF]

open access: yes, 2012
Hasan, Salima, B.F.A, University of South Alabama, 2009. Master of fine Art, spring commencement, 2012. Major: Studio Art, painting and drawing. Permitted Memories and Ornamentation. Thesis directed by professor Denyce Celentano.
Hasan, Salima Mohammed
core   +1 more source

Ornamental Zingiberaceae.

open access: yesRevista Brasileira de Horticultura Ornamental, 1995
The family Zingiberaceae (in which I include Costus and other spiral gingers) is the largest and most widespread in the Zingiberales. The forty nine genera and about 1400 species occur throughout the warm parts of the world from 32 degrees North lattitude to 30 degrees South lattitude and from sea level to 4200 meters altitude.
openaire   +2 more sources

King crabs up-close: ontogenetic changes in ornamentation in the family Lithodidae (Decapoda: Anomura), with a focus on the genus Paralomis

open access: yes, 2010
In this study, we describe the carapace ornamentation found on species of Lithodidae (Decapoda: Anomura), focussing primarily on the genus Paralomis, which displays the greatest diversity of forms, globally.
Sven Thatje   +3 more
core   +1 more source

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