Cyttopsis Gill, 1862
- Paracyttopsis Gilchrist & von Bonde, 1924; (synonym)
- Zen Jordan, 1903; (synonym)
Cyttopsis cypho Paxton et al., 1989
- Zen cypho Fowler, 1934; (valid as)
- Additional information sources:
The taxonomic information and the basic database has been provided by; e-mail: Igor Sheremetyev; This is a conversion from a database dump, and there are probably many odd things as result of automatic conversion.