中文摘要：

免费生活的线虫的新种， Pseudolella 主要 sp。nov。在华东海从 Ximen 岛的 intertidal mudflats 被描述。Pseudolella 主要 sp。nov。如下被描绘：身体长度 ~ 1 300 m；短头部的 setae， 23 m 渴望；与伸长的腹的分支塑造环的 amphidial 窝；腹的分支长的 5060 m 和延长过去口腔的洞的底；与拱或球形的底圆柱的口腔的洞；有钝尖端的三重表面地弄弯的 odontia 定位了在口腔的洞前面；与以后的灯泡短的咽；腹的腺房间伸长卵形形状，定位对 pharyngo 肠的连接以后；位于口腔的洞的中间的水平的分泌毛孔；对圆锥形的尾巴圆柱；骨针拱了，与 double-cephalate 近似结束；有强壮的背面的尾的隆起的 gubernaculum。

英文摘要：

A new species of free-living nematode, Pseudolella major sp. nov. is described from the intertidal mudflats of Ximen Island in the East China Sea. Pseudolella major sp. nov. is characterized as follows： body length -1 300 μm; short cephalic setae, 2-3μm long; amphidial fovea loop-shaped with elongated ventral branch; ventral branch 50-60 μm long and extending past the base of buccal cavity; buccal cavity cylindrical with arching or spherical base; three heavy outwardly-curving odontia with blunt tips located at anterior of buccal cavity; pharynx short with posterior bulb; ventral gland cell elongate oval-shaped, located posterior to pharyngo-intestinal junction; excretory pore situated at the level of the middle of buccal cavity; tail conical to cylindrical; spicules arched, with double-cephalate proximal end; gubemaculum with a strong dorsal caudal apophysis.