Head-Face View Stylet口针 gg Muscles Stylet tip Esophagus Median bulbs Lips of esophagus中食道球 Salivary glands Nerve ring Ovary卵巢 神经环 Testis Intestine 为丸 Uterus子宫 -ulvo阴门 Sperm 肛门 Anus 交合刺Spicule -Phasmid Male and female adults of a typicol plant-porasitic nematode