纤毛环
xiān máo huán
- 名ciliary ring

-
表膜具有明显的条纹,口围缘到反口纤毛环之间约有75-95列横向环纹,反口纤毛环到帚胚之间约有40-50列环纹。
Pellicle clearly striated , with ca40-50 striations from scopula to aboral trochal band and ca75-95 from aboral trochal band to oral area .
-
单一伸缩泡,位于前庭腹面。口围缘到反口纤毛环之间的银线数约28-33列,反口纤毛环至帚胚之间约5-8列。
Single contractile vacuole situated near ventral wall of infundibulum.28-33 pellicular striations from peristome to aboral trochal band and5-8 from aboral trochal band to scopula .