Bibliographicadlataon LateCretaceous-Paleogendeasycladaleanis criticallyanalysedand updatedand the systematicapl ositionof some taxa is revised. Generaand species distributioanre checkedand plottedT. he compiledatasetcomparedwithevrdencesfrom lowerDanianshallowwatersuccessionsallowto prospecthatdasycladaleansufferedfrom thel(T boundarycrisis.InthiscontexttheupperDanian-Thanetiaintervalisconsidereda recoveryphase,the Ypresian-Lutetiaann intervalof stabilizationand a new crisisis hypothesizedstartingfrom the Bartonian.Finallya paleoecologicaslcheme for the dasycladaleaninstheDanianS, elandian-ThanetiandYpresian-Lutetiaisns, upplie

LATE CRETACEOUS-PALEOGENE DASYCLADALEANS AND THE K/T BOUNDARY PROBLEM

BARATTOLO, FILIPPO
2002

Abstract

Bibliographicadlataon LateCretaceous-Paleogendeasycladaleanis criticallyanalysedand updatedand the systematicapl ositionof some taxa is revised. Generaand species distributioanre checkedand plottedT. he compiledatasetcomparedwithevrdencesfrom lowerDanianshallowwatersuccessionsallowto prospecthatdasycladaleansufferedfrom thel(T boundarycrisis.InthiscontexttheupperDanian-Thanetiaintervalisconsidereda recoveryphase,the Ypresian-Lutetiaann intervalof stabilizationand a new crisisis hypothesizedstartingfrom the Bartonian.Finallya paleoecologicaslcheme for the dasycladaleaninstheDanianS, elandian-ThanetiandYpresian-Lutetiaisns, upplie
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Utilizza questo identificativo per citare o creare un link a questo documento: http://hdl.handle.net/11588/1435
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