Ostracod assemblages were analysed from three samples, from Lower Pleistocene sediments cropping out near Furnari, NE Sicily. Samples were collecled from gravely sandy coral-rubbles along a palaeofaull scarp and from silts and clayey silts proximally and distally located to the scarp foot. The ostracod assemblages indicate a palaeoenvironment in the upper bathyal zone, between 200 and about 600 m depth. Differences in composition, species richness and specimen abundance of autochthonous palaeocommunities are mainly due to substrate grain size and food availability, partly relating to the presence of deep-water coral build-ups along the fault. Allochthonous assemblages indicate a considerable down-slope displacement, seemingly by floating and subsequent settling.

Distribution pattern of deep-water ostracod assemblages from Lower Pleistocene sediments from Furnari, Sicily

SCIUTO, Francesco;ROSSO, Maria Antonietta
2008-01-01

Abstract

Ostracod assemblages were analysed from three samples, from Lower Pleistocene sediments cropping out near Furnari, NE Sicily. Samples were collecled from gravely sandy coral-rubbles along a palaeofaull scarp and from silts and clayey silts proximally and distally located to the scarp foot. The ostracod assemblages indicate a palaeoenvironment in the upper bathyal zone, between 200 and about 600 m depth. Differences in composition, species richness and specimen abundance of autochthonous palaeocommunities are mainly due to substrate grain size and food availability, partly relating to the presence of deep-water coral build-ups along the fault. Allochthonous assemblages indicate a considerable down-slope displacement, seemingly by floating and subsequent settling.
2008
Deep water palaeocommunities; Early Pleistocene; Ostracoda; Sicily
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/20.500.11769/5370
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