Results 41 to 50 of about 3,641 (204)

Hepaticae of Cerro Venamo, Venezuela, collected by J. Steyermark [PDF]

open access: yes, 2002
A revision of herbarium material (NY) from Cerro Venamo, Venezuela (5°59’ N, 61°23’ W, 1890 m) yielded 77 hepatic species in 44 genera and 13 families. Most species have a neotropical distribution (75,32%), 6,49%, are pantropical and 9,09% are reported ...
Borges, Anna Luiza Ilkiu   +1 more
core  

Stratigraphy and geomorphology of Des‐Cubierta Cave (Pinilla del Valle, Madrid, Spain): Geological insights into a Neanderthal symbolic accumulation of large crania

open access: yesJournal of Quaternary Science, Volume 40, Issue 6, Page 958-976, August 2025.
ABSTRACT Des‐Cubierta Cave, part of the Calvero de la Higuera complex, is situated in the intramountainous upper valley of the Lozoya River within the Guadarrama Range. The cave's geological, palaeontological, and archaeological record reveals a complex history of sedimentary and anthropogenic processes spanning hundreds of thousands of years ...
David Manuel Martín‐Perea   +19 more
wiley   +1 more source

Las microfacies carbonatadas neógenas en un sector occidental de la depresión del Bajo Guadalquivir

open access: yesEstudios Geologicos, 1991
Se establecen las microfacies carbonatadas (microfacies A a G), de los materiales calcareníticos neógenos de Carmona, Alcalá de Guadaira y Arcos de la Frontera-Bornos, situados en el extremo occidental de la Depresión del Guadalquivir.
F. L. Clauss
doaj   +1 more source

Caracterización paleoambiental de los yacimientos de Paracuellos-3 y Paracuellos-5 (Mioceno medio, Cuenca de Madrid) a partir de la estructura de pesos corporales de las faunas de mamíferos

open access: yesGeogaceta, 2021
El evento de enfriamiento global del Mioceno medio ha sido descrito, a escala local, en el centro de la Península Ibérica (Cuenca de Madrid). Algunos yacimientos paleontológicos como Somosaguas (14,1 Ma) y Cerro de los Batallones (9 Ma) han sido ...
Javier Salas-Herrera   +3 more
doaj   +1 more source

La evolución tafonómica (un planteamiento neodarwinista) [PDF]

open access: yes, 1981
En los estudios paleontológicos no siempre se tiene en cuenta el posible carácter sesgado del registro fósil. Cuando se considera esta posibilidad, se hacen interpretaciones mediante razonamientos analógicos basados en la teoría de la evolución ...
Fernández López, Sixto Rafael
core   +1 more source

Neotaphonomic Analysis of Bone Accumulation by a Nocturnal Raptor (Bubo bubo): Evidence From Avian Remains in Oliva Mountain (Tarragona, Spain)

open access: yesInternational Journal of Osteoarchaeology, Volume 35, Issue 4, Page 136-150, July/August 2025.
ABSTRACT Raptors play a major role in the formation of avian bone assemblages. To distinguish the agents responsible for accumulations, it is necessary to deepen their taphonomic patterns, derived from the consumption process carried out by the predator. These patterns aid in interpreting fossil assemblages, facilitating palaeoecological reconstruction
Mario Marqueta   +3 more
wiley   +1 more source

The paleontological and archaeological record of the localities of the Trinchera del Ferrocarril in the Sierra de Atapuerca [PDF]

open access: yes, 2003
[ES] El registro paleontológico y arqueológico de los yacimientos de la Trinchera del Ferrocarril representa periodos clave en la evolución biológica y cultural de Homo y en la historia faunística, ambiental y climática de Europa.
Aguirre, Emiliano   +13 more
core  

Written in bones: palaeoclimate histotaphonomic history inferred from a complete Megatherium skeleton preserved in the Atacama Desert

open access: yesPalaeontology, Volume 68, Issue 4, July/August 2025.
Abstract A nearly complete and relatively well‐preserved skeleton of the giant ground sloth Megatherium sp. in the hyperarid core of the Atacama Desert reveals how climate related taphonomic processes drastically transformed these remains over time.
Luisa Straulino Mainou   +14 more
wiley   +1 more source

Similarity relationships, paleoecology and extinction of the Abderitidae (Marsupialia, Paucituberculata) [PDF]

open access: yes, 2003
A partir del uso de técnicas de análisis multivariado, se presentan las relaciones de similitud de los tres géneros y las siete especies de Abderitidae, una extinta familia sudamericana de marsupiales con molariformes de tipo plagiaulacoideo.
Ortiz Jaureguizar, Edgardo
core  

Holocene biogeography of the southwestern European white‐toothed shrew (Crocidura iculisma, Eulipotyphla) through its fossil record

open access: yesMammal Review, Volume 55, Issue 2, April 2025.
The shrew Crocidura iculisma has a fragmented distribution limited to southwestern Europe. This study analyzes changes in its geographic distribution including palaeontological and modern data, revealing a significant reduction its range during the Holocene due to competitive exclusion by Crocidura russula and climatic changes.
Ángel C. Domínguez‐García   +8 more
wiley   +1 more source

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