221国家自然科学基金(42072016)资助收稿日期:2022‒04‒06;修回日期:2022‒05‒01北京大学学报(自然科学版)第59卷第2期2023年3月ActaScientiarumNaturaliumUniversitatisPekinensis,Vol.59,No.2(Mar.2023)doi:10.13209/j.0479-8023.2022.119安徽新杭上泥盆统五通组孢子组合高雪1季兴开2周易1杨江南1王德明1,†1.北京大学地球与空间科学学院,造山带与地壳演化教育部重点实验室,北京100871;2.中国科学院资源地层学与古生物学重点实验室,中国科学院南京地质古生物研究所,南京210008;†通信作者,E-mail:dmwang@pku.edu.cn摘要在安徽省广德市新杭镇箭穿剖面五通组的8个层位中识别出孢子36属56种及部分未定种,并建立1个孢子组合,即Apiculiretusisporahunanensis-Cymbosporiteschinensis(HC)组合。与中国华南、西藏以及西欧地区孢子组合的对比结果表明,HC组合的形成时代属于晚泥盆世法门期晚期,层位相当于五通组擂鼓台段除顶部之外的地层。HC组合的整体面貌与华南其他剖面的同期组合接近,但与中国西藏及西欧地区有明显的差别。关键词孢子组合;法门期;五通组;擂鼓台段;安徽SporeAssemblagefromtheUpperDevonianWutongFormationinXinhang,AnhuiGAOXue1,JIXingkai2,ZHOUYi1,YANGJiangnan1,WANGDeming1,†1.SchoolofEarthandSpaceSciences,KeyLaboratoryofOrogenicBeltsandCrustalEvolution,PekingUniversity,Beijing100871;2.CASKeyLaboratoryofEconomicStratigraphyandPalaeogeography,NanjingInstituteofGeologyandPalaeontologyCAS,Nanjing210008;†Correspondingauthor,E-mail:dmwang@pku.edu.cnAbstractSporesof36genera,56speciesandsomeindeterminatespeciesarerecognizedfrom8layersofWutongFormationatJianchuanSection,XinhangCounty,GuangdeCity,AnhuiProvince.Asporeassemblagecanbeestablished,thatisApiculiretusisporahunanensis-Cymbosporiteschinensis(HC)Assemblage.BycomparingthemaincomponentsofHCAssemblagewithsporeassemblagesinSouthChina,TibetofChinaandWesternEurope,HCAssemblageisassignedtothelateFamennianoftheLateDevonianandcorrespondstothestrataexcepttheuppermostpartoftheLeigutaiMemberoftheWutongFormation.TheoverallcharacteristicsofHCAssemblageareclosetocontemporaneousassemblagesofSouthChinabutdifferentfromthoseofTibetofChinaandWesternEurope.Keywordssporeassemblages;Famennian;WutongFormation;Le...
