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, upplieFile in questo prodotto:
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