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Reproductive strategies can be inferred from adult body mass, although offspring characteristics can give more accurate tools to predict life histories. In fossil mammals, adult body mass estimation incorporates error to...

The conifer family Araucariaceae is characterized by a relatively small extant diversity, especially comparedwith its rich, diverse and worldwide distribution in the fossil record. Most of the Mesozoic record ofAraucaria...

Octodontoidea is the most species-rich cladeamong hystricomorph rodents. Based on a combined parsimonyanalysis of morphological and molecular data of extinctand extant species, we analyze the history of SouthAmerican oct...

IGM 9026 is a singular fossil collected at the beginning of the 20th century in an improperly documented site within the Tlaxiaco Basin, near to Tlaxiaco town, Oaxaca, Mexico. The age of the site was suggested as being e...

"The German Government has the objective the reduce by 11% the electrical energy consumption until 2020. Cooling facilities represent 14% of this consumption and bring huge savings potential. Solar thermal cooling and he...

"A lo largo de esta tesis analizaremos las diferentes alternativas a los alimentos que pueden existir para la producción de biocombustibles. Se puede observar que si aumenta la emanda de alimentos para producir combus...

The Argentine Continental Margin (ACM) comprises one of the largest contourite depositional systems worldwide, with evidences of strong gravitational downslope and alongslope sediment transport processes. Strong bottom c...