1.Nemerteans are similar to platyhelminthes but can be much larger.
纽虫相似于扁形动物但体积能大得多。
2.It takes some searching, but he comes up with onemore: "And this is a flatworm, in Platyhelminthes. "
虽然搜寻了好一阵，但他又发现了一只：“这是一只扁形虫，属于扁形动物门。”
3.Marine flora and fauna of the Eastern United States. Platyhelminthes: Monogenea
美国东部海洋植物区系和动物区系，扁形动物：单殖亚纲
4.A NEW SPECIES AND ONE NEWLY RECORDED SPECIES OF THE GENUS GIEYSZTORIA FROM CHINA (PLATYHELMINTHES, RHABDOCOELA, DALYELLIIOIDA)
杰氏涡虫属一新种及中国一新纪录种（扁形动物门，单肠目，达氏科）