Class: Spirotrichea print
- Cellular forms
- Domain: Eukaryota
- Kingdom: Animalia
- Subkingdom: Monocytozoa or Protozoa
- Phyllum: Ciliophora
- Class: Spirotrichea
- Order: Tintinnida
- Order: Euplotida
- Order: Kiitrichida
- Order: Urostylida
- Order: Stichotrichida
- Order: Sporadotrichida
- Order: Halteriida
- Order: Strombidiida
- Order: Choreotrichida
- Order: Odontostomatida