Paramonohystera weihaiensis ***.(Xyalidae,Nematoda) from the intertidal beach of the Yellow Sea, China

作     者：HUANG Yong SUN Jing 

作者机构：College of Life Sciences Liaocheng University Liaocheng 252059 China Key Laboratory of Ecology and Biodiversity of Shandong Colleges and University Liaocheng 252059 China 

出 版 物：《Journal of Oceanology and Limnology》 (海洋湖沼学报（英文）)

年 卷 期：2019年第37卷第4期

页      面：1403-1408页

核心收录：

学科分类：07[理学] 

基　　金：Supported by the National Natural Science Foundation of China(No.41676146) the Science Foundation of Shandong Provincial Education Department(No.J15LE17) 

主　　题：new species free-living marine nematode taxonomy 

摘      要：A new species of free-living marine nematode of the genus Paramonohystera was described from the intertidal beach, Weihai. Paramonohystera weihaiensis sp. nov. is characterized by cervical region with a circle of long setae;tail sexual dimorphism, male tail angled dorsally with sharp narrowed of the body at the cloaca, female tail ordinary conico-cylindrical;spicules slender, 2.5 abd long;gubernaculum plate, enlarged distal end with two teeth, without apophysis;precloacal supplements absent;Four caudal gland cells obviously extended to tail. The new species differs from the other fourteen known valid congeners by the combination of its characteristics:a circle of long cervical setae, tail sexual dimorphism, spicules slender, 2.5 abd long, gubernaculum plate with a distal pair of teeth.