寡膜纲，纤毛门的纤毛原生动物的一个纲。此纲有两个亚纲，即膜口亚纲(Hymenostomatia)和缘毛亚纲(Peritrichia)- arthrolithiasis
- arthrologia
- arthrology
- arthrolysis
- arthromeningitis
- arthrometer
- arthroncus
- arthroneuralgia
- arthro-onychodysplasia
- arthro-ophthalmopathy
- Arthropan
- arthropathia
- arthropathic
- arthropathology
- arthropathy
- arthropdesia
- arthrophyma
- arthrophyte
- arthroplastic
- arthroplasty
- arthropneumography
- arthropneumoroentgenography
- arthropod
- Arthropoda
- arthropodan