First Early Pliocene micromammal faunas from the Venta del Moro area (Cabriel Basin, Spain): new data on the Messinian dispersal of Debruijnimys

 

Authors
Abella P?rez, Juan
Format
Article
Status
publishedVersion
Description

The localities of La Bullana 3 and LA Bullana 2B (Valencia, E Spain) have yielded remains of Apodemus gorafensis, Paraethomys aff. abaigari, Stephanomys dubari, Apocricetus barrierei, Sciuridae indet. and Asoriculus cf. gibberodon the former, and Apodemus gorafensis, Paraethomys aff. abaigari, Stephanomys dubari, Apocricetus barrierei, Sciuridae indet., Asoriculus cf. gibberodon, Castillomys gracilis, Occitanomys brailloni, Occitanomys sp., Paraethomys meini, Ruscinomys sp., Eliomys intermedius, Debruijnimys cf. julii and Atlantoxerus sp. the latter. Based on the study of these micromammal assemblages, we propose an Early Pliocene age (MN14) for both sites. The presence a gerbilid related to Debruijnimys julii in La Bullana 2B open new questions about the phylogenetic relationship between Debruijnimys species from the Miocene and Pliocene of the Iberian Peninsula. Furthermore, preliminary paleomagnetic data indicate an age between 4.997 Ma and 4.896 Ma for La Bullana 2B, and between 5.235 Ma and 4.997 Ma for La Bullana 3.
Las localidades de La Bullana 3 y La Bullana 2B (Valencia, E Spain) han cedido restos de Apodemus gorafensis, Paraethomys aff. abaigari, Stephanomys dubari, Apocricetus barrierei, Sciuridae indet. y Asoriculus cf. gibberodon la primera, y Apodemus gorafensis, Paraethomys aff. abaigari, Stephanomys dubari, Apocricetus barrierei, Sciuridae indet., Asoriculus cf. gibberodon, Castillomys gracilis, Occitanomys brailloni, Occitanomys sp., Paraethomys meini, Ruscinomys sp., Eliomys intermedius, Debruijnimys cf. julii y Atlantoxerus sp. la segunda. Bas?ndonos en el estudio de estas ascociaciones de micromam?feros, proponemos una edad correspondiente al Plioceno inferior (MN14) para ambos yacimientos. La presencia de un gerb?lido relacionado con Debruijnimys julii en La Bullana 2B plantea nuevas preguntas acerca de la relaci?n filogen?tica entre las especies de Debruijnimys del Mioceno y Plioceno. Adem?s, datos paleomagn?ticos preliminares indican una edad entre 4.997 Ma y 4.896 Ma para La Bullana 2B, y entre 5.235 Ma y 4.997 Ma para La Bullana 3.
http://revistas.ucm.es/index.php/JIGE/article/view/46418/46587

Publication Year
2015
Language
eng
Topic
RODENTIA
NEOGENE
RUSCINIAN
DEBRUIJNIMYS
IBERIAN RANGES
IBERIAN PENINSULA
Repository
Repositorio SENESCYT
Get full text
http://repositorio.educacionsuperior.gob.ec/handle/28000/3646
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openAccess
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openAccess