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 

机构地区：[1]Institute of Oceanology,Chinese Academy of Sciences,Qingdao 266071,China [2]Laboratory for Marine Biology and Biotechnology,Qingdao National Laboratory for Marine Science and Technology,Qingdao 266200,China [3]Center for Ocean Mega-Science,Chinese Academy of Sciences,Qingdao 266071,China [4]University of Chinese Academy of Sciences,Beijing 100049,China [5]Department of Life Science,Institute of Deep-sea Science and Engineering,Chinese Academy of Sciences,Sanya 572000,China

出　　处：《Journal of Oceanology and Limnology》2020年第4期1319-1327,共9页海洋湖沼学报（英文）

基　　金：the National Key R&D Program of China(No.2018YFC0309804);the China Ocean Mineral Resources Research and Development Association Program(No.DY135-E2-3-04);the Strategic Priority Research Program of the Chinese Academy of Sciences(No.XDB42000000);the Biological Resources Program,Chinese Academy of Sciences(No.KFJ-BRP-017-38)。

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.

关 键 词：Elpidiidae abyssal zone deep-sea holothurian benthopelagic species new record 

分 类 号：Q959[生物学—动物学]