四川动物SichuanJournalofZoology2023,42(4):420-427安徽省两栖动物新记录种——秉志肥螈黄平倩,汪帆,鲁航,荣鹏,肖祥寅,张方,黄松,吴孝兵,李冰欣*,陈进民*(安徽师范大学生命科学学院,重要生物资源保护与利用研究安徽省重点实验室,安徽芜湖241000)摘要:肥螈属Pachytriton是中国的特有两栖类群,目前,安徽省只记录费氏肥螈Pachytritonfeii1种。本研究在安徽省黄山市休宁县马金岭自然保护区进行野外调查时,采集到肥螈属动物标本,形态符合秉志肥螈Pachytritongranulosus的鉴别特征,基于线粒体cytb基因片段的分子系统学分析显示,其与秉志肥螈有最近的进化关系,确认秉志肥螈为安徽省新记录。本次发现将秉志肥螈的分布区域拓展至白际山脉,为肥螈属的生物地理学研究提供了基础资料,对于皖南及其周边地区地质史与生物区系研究具有重要意义。此外,讨论了秉志肥螈和费氏肥螈的同域共存问题,安徽省肥螈属物种的分布格局需要开展进一步的研究。关键词:肥螈属;新记录;安徽省;白际山脉中图分类号:Q959.5文献标志码:A文章编号:1000-7083(2023)04-0420-08Pachytritongranulosus,aNewAmphibianRecordinAnhuiProvinceHUANGPingqian,WANGFan,LUHang,RONGPeng,XIAOXiangyin,ZHANGFang,HUANGSong,WUXiaobing,LEEPingshin*,CHENJinmin*(AnhuiProvincialKeyLaboratoryoftheConservationandExploitationofBiologicalResources,CollegeofLifeSciences,AnhuiNormalUniversity,Wuhu,AnhuiProvince241000,China)Abstract:ThegenusPachytritonisanamphibiangroupendemictoChina,andhasreceivedwideattentionforitsscien⁃tificresearchandconservationvalues.Atpresent,onlyonespecies(Pachytritonfeii)hasbeenrecordedinAnhuiProv⁃ince.AfieldstudywasconductedintheMajinlingNatureReserve(XiuningCounty,HuangshanCity,AnhuiProvince),andfreshspecimensofPachytritonwerecollected.ThemorphologicalcharacteristicsofthespecimenswereconsistentwiththediagnosticfeaturesofP.granulosus.Inaddition,theresultofphylogeneticanalysisusingmitochondrialcytbgenefrag⁃mentsrevealedthatthespecimenshadtheclosestevolutionaryrelationshipwithP.granulosus.Therefore,anewamphib⁃ianrecordofP.granulosuswasconfirmedinAnhuiProvince.ThisstudyexpandstherecordeddistributionareaofP.granu‑losustotheBa...