RT Journal Article T1 Relazione sul Workshop «Paleontologia e biostratigrafiadei sedimenti ammonitiferi toarciano-bajociani in successionidi alto morfostrutturale dell' Appennino umbro-marchigiano:l'area di Monte Nerone. Correlazioni con altre regionidella Tetide occidentale». (Piobbico, 2-14 agosto 1993) A1 Cresta, Stefano A1 Basilici, Giorgio A1 Bussoletti, Andrea A1 Comas Rengifo, María José A1 Elmi, Serge A1 Fernández López, Sixto Rafael A1 Ferretti, Alberto A1 Goy Goy, Antonio A1 Henriques, María Helena Paiva A1 Kälin, Otto A1 Jiménez Jiménez, Antonio Pablo A1 Martínez Gutiérrez, Gemma A1 Sandoval Gabarrón, José A1 Ureta Gil, María Soledad A1 Venturi, Federico AB This report is the synthesis of the field workand discussions held during the workshop «PaIaeontology andbiostratigraphy of Toarcian-Bajocian Pelagic Carbonate PIatformsammonitiferous sediments of umbro-marchean Apennines:the Monte Nerone area. Correlations with other westernTethys regions» (Piobbico, CentraI ItaIy, august 2-14, 1993).It presents a preliminary proposition of biohorizons forrock correlation in the investigated area, following the proposaisof Italian Commission on Stratigraphy on definition ofbiostratigraphic units.The sampied «body of rock strata» consists on 113 beds,25,60 metres thick, where 30 biostratigraphic surfaces (biohorizons)has been recognized. PB Servizio Geologica d'Italia. SN 0366-2241 YR 1993 FD 1993 LK https://hdl.handle.net/20.500.14352/58517 UL https://hdl.handle.net/20.500.14352/58517 LA ita DS Docta Complutense RD 9 abr 2025