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First Early Pliocene micromammal faunas from Venta del Moro (Cabriel Basin, Spain): new data on the Messinian dispersal of Debruijnimys
Author(s) -
Samuel Mansino,
Francisco Javier Ruiz-Sánchez,
Luís Luque,
Plinio Montoya,
Luís Gibert,
Jorge Morales,
Juan Abellá,
G. R. Scott,
Vicente D. Crespo
Publication year - 2015
Publication title -
journal of iberian geology
Language(s) - Spanish
Resource type - Journals
SCImago Journal Rank - 0.593
H-Index - 26
eISSN - 1886-7995
pISSN - 1698-6180
DOI - 10.5209/rev_jige.2015.v41.n2.46418
Subject(s) - geology , paleontology , peninsula , fauna , biological dispersal , paleomagnetism , taxon , structural basin , range (aeronautics) , geography , ecology , biology , archaeology , population , materials science , demography , sociology , composite material
Based on the study of the micromammal assemblages from the localities of La Bullana 2B and La Bullana 3 (Valencia, E Spain) we propose an Early Pliocene age (MN14) for both sites. The presence of a form related to the gerbillid Debruijnimys julii in La Bullana 2B allows extending the stratigraphical range of this taxon to the MN14 zone, opening new questions about the phylogenetic relationship between Debruijnimys species from the Early and Late Pliocene of the Iberian Peninsula. Furthermore, preliminary paleomagnetic data indicate an age of 4.816 Ma for La Bullana 2B, and between 4.896 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. Basándonos en el estudio de estas ascociaciones de micromamíferos, proponemos una edad correspondiente al Plioceno inferior (MN14) para ambos yacimientos. La presencia de un gerbílido relacionado con Debruijnimys julii en La Bullana 2B plantea nuevas preguntas acerca de la relación filogenética entre las especies de Debruijnimys del Mioceno y Plioceno. Además, datos paleomagnéticos 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 Bullan

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