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Comentario sobre el paleoambiente de Ardipithecus ramidus
Thure E Cerling1, Naomi E Levin, Jay Quade
1Department of Geology and Geophysics, University of Utah, Salt Lake City, UT 84112, USA. thure.cerling@utah.edu
Science (New York, N.Y.)
|May 29, 2010
Resumen
Los estudios paleoambientales de Ardipithecus ramidus sugieren un hábitat de bosque. Sin embargo, los nuevos hallazgos indican un entorno más abierto de árbol o sabana de arbustos con una cobertura de dosel leñoso limitada.
Área de la Ciencia:
- La paleoantropología es la paleoantropología.
- Paleoecología Paleoecología.
Sus antecedentes:
- Investigaciones previas de White y sus colegas sugirieron que Ardipithecus ramidus habitaba desde bosques hasta bosques en Aramis, Etiopía.
- Esta caracterización se basó en su análisis paleoambiental de la región.
Objetivo del estudio:
- Para reevaluar el paleoambiente de Ardipithecus ramidus en Aramis.
- Proporcionar una interpretación alternativa del hábitat basada en nuevos análisis.
Principales métodos:
- Análisis comparativo de los datos paleoambientales existentes.
- Reinterpretación de los indicadores de hábitat para el sitio Aramis.
Principales resultados:
- El paleoambiente de Ar. ramidus en Aramis es reclasificado.
- Los hallazgos sugieren un ecosistema de árbol o sabana de arbustos.
- Se estima que la cubierta de dosel leñoso es del 25% o menos.
Conclusiones:
- El hábitat de Ardipithecus ramidus en Aramis fue probablemente más abierto de lo descrito anteriormente.
- Esta comprensión revisada impacta las teorías sobre la evolución y la locomoción de los primeros homínidos.
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