Summary of East Gondwanan Conodont Data through the Ireviken Event at Boree Creek

作     者：Andrew Simpson David Mathieson Jiri Fryda Barbora Frydova Andrew Simpson;David Mathieson;Jiri Fryda;Barbora Frydová

作者机构：Archives and CollectionsUniversity LibraryMacquarie UniversitySydney NSW 2109Australia Department of Biological SciencesMacquarie UniversitySydney NSW 2109Australia Department of Environmental GeosciencesCzech University of Life Sciences Prague16500 PragueCzech Republic 

出 版 物：《Journal of Earth Science》 (地球科学学刊（英文版）)

年 卷 期：2021年第32卷第3期

页      面：512-523页

核心收录：

学科分类：070903[理学-古生物学与地层学(含：古人类学)] 0709[理学-地质学] 07[理学] 0708[理学-地球物理学] 0704[理学-天文学] 

基　　金：MUCEP Macquarie University Grantová Agentura České Republiky, GA ČR, (GA17-18120S) 

主　　题：conodonts extinction Ireviken Event Silurian Boree Creek eastern Gondwanaland 

摘      要：The Ireviken Event was the first Middle Paleozoic event consisting of synchronised faunal,isotopic and facies change to be *** analysis of the conodont faunas throughout the Boree Creek/Borenore Limestone succession in the central western region of the Tasman fold belt of New South Wales(Australia)revealing all five conodont zones that comprise the event is *** some zonal boundaries are precise,allowing direct comparison of stratigraphic intervals on other paleo-continents,some can only be *** data from pre-Ireviken Event strata,in contrast,only permit the identification of a broad Telychian *** identification of Wenlock post-Ireviken Event conodont zones is incomplete due to lithological variability,namely the presence of tuffaceous beds near the top of the formation and an unconformity between the Boree Creek and overlying Borenore *** Boree Creek Formation contains the only example of the Ireviken Event discovered to date from the Tasman fold belt of eastern Gondwanaland.