Paragnomoxyala papillifera sp.nov.(Nematoda:Monhysterida)from the Bohai Sea,China  

作　　者：Yan SUN Yong HUANG 

机构地区：[1]College of Life Sciences,Liaocheng University,Liaocheng 252059,China [2]College of marine Life Sciences,Ocean University of China,Qingdao 266003,China [3]Key Laboratory for Ecological Conservation and Biodiversity of Institution of Higher Learning of Shandong Province,Liaocheng 252059,China

出　　处：《Journal of Oceanology and Limnology》2021年第3期1085-1090,共6页海洋湖沼学报（英文）

基　　金：Supported by the National Natural Science Foundation of China(No.41676146)。

摘　　要：A new free-living marine nematode species of the family Xyalidae from Laizhou Bay of the Bohai Sea,China is described and illustrated herein.Paragnomoxyala papillifera sp.nov.is characterized by large funnel-shaped buccal cavity,circular amphidial fovea located posterior to buccal cavity,straight spicules with slightly curved distal end,gubernaculum absent,four papilliform precloacal supplements,tail conico-cylindrical with two ventral embossments in males and having longitudinal rows of cervical setae and subventral caudal setae in males.The new species is easily identified from other two recorded species in the genus by having papilliform precloacal supplements and ventral embossments along conical portion of tail of males.A pictorial key for three species of Paragnomoxyala and comparative table of three species with important characteristics are provided.

关 键 词：free-living marine nematodes TAXONOMY new species Laizhou Bay 

分 类 号：Q959[生物学—动物学]