眼虫属：眼虫目(Euglenoidina)眼虫亚目(Euglenina)中的绿色植物样具鞭毛的原生动物，停滞的死水中常能大量发现，一般皆有具螺旋形或纵行条纹的表膜；表膜薄的眼虫，虫体极为柔软可塑；常见眼虫有绿眼虫(E. viridis)和小眼虫(E. gracilis)- metatypic
- metatypical
- metavanadate
- metaxalone
- metaxenia
- Pentatrichomonas
- pentavalent
- pentazocine
- pentdyopent
- pentene
- pentetate calcium trisodium
- pentetic acid
- penthienate bromide
- Penthrane
- penthrit
- Pentids
- pentizidone sodium
- pentobarbital
- pentobarbitone
- pentolinium tartrate
- pentone
- pentosan
- pentosazon
- pentose
- pentosemia