Rediscovery of the abyssal species Peniagone leander Pawson and Foell,1986(Holothuroidea:Elasipodida:Elpidiidae):the first record from the Mariana Trench area

作者：GONG Lin,LI Xinzheng,XIAO Ning,HE Lisheng,ZHANG Haibin,WANG Yong

摘要：The elpidiid holothurian Peniagone leander Pawson and Foell,1986 is recorded for the first time from the Mariana Trench area at a depth of 5571 m.The type description of this species was based on only in-situ photographs.P.leander is re-described and illustrated based on a preserved material and in-situ photographs taken on the seabed.The 16S rRNA was also obtained from the specimen and submitted to GenBank.This is the fourth discovery of this species,extending its bathymetric range in the western Pacific Ocean.

发文机构：Institute of Oceanology Laboratory for Marine Biology and Biotechnology Center for Ocean Mega-Science University of Chinese Academy of Sciences Department of Life Science

关键词：Elpidiidaeabyssalzonedeep-seaholothurianbenthopelagicspeciesnewrecord

分类号： X70[环境科学与工程—环境工程]