中国巴兹尔属线虫1新纪录种(线虫门：垫刃科)

记述了从中国江苏省南京市江宁区苗圃地卫矛Euonymus alatus、秤锤树Sinojackia xylocarpa和厚皮香Ternstroemia gymnanthera根际土壤中采集分离的1种巴兹尔属线虫,并鉴定为冬天巴兹尔线虫(Basiriahiberna Bernard,1980),其主要鉴定特征:口针基部球呈凸缘状;侧区4条侧线;中食道球偏后,MB=55.3(54.6～55.8)%,背食道腺开口位于口针基部球后4.6(4.1～5.1)μm处;受精囊缢缩,阴门位于体长的61.4(60.1～64.1)%处;尾细,尾端通常为棒状或圆柱形。冬天巴兹尔线虫为中国新纪录种,卫矛、秤锤树和厚皮香3个树种均为冬天巴兹尔线虫的新寄主。

One new record species nematode of the genus Basiria in China(Nematoda:Tyenchidae)

A nematode species,Basiria hiberna Bernard,was firstly reported in China,which was collected from the rhizospheric soil of Euonymus alatus,Sinojackia xylocarpa and Ternstroemia gymnanthera in Jiangning district of Nanjing City,Jiangsu Province.This species can be distinguished by the follow characteristics: flange-like stylet knobs;lateral field with four incisures;more posterior median bulb MB=55.3(54.6-55.8)%;4.6(4.1-5.1) μm from dorsal gland orifice to the stylet knobs;offset spermatheca,vulva at about 61.4(60.1-64.1)% of body length;slender tail with cylindrical to clavate terminus.Euonymus alatus,Sinojackia xylocarpa and Ternstroemia gymnanthera were new hosts of Basiria hiberna Bernard.