Show Summary Details

Quick Reference

(phylum Protozoa)

A subphylum of protozoa in which cilia are present during at least one stage of the life cycle and in which two different types of nucleus (macronucleus and micronucleus) are normally present. Cells reproduce by binary fission. Sexual processes occur. Most species are free-living, although some are parasitic. There is one class, Ciliatea, containing four subclasses, many orders, and numerous genera.

Subjects: Zoology and Animal Sciences — Ecology and Conservation.

Reference entries

Users without a subscription are not able to see the full content. Please, subscribe or login to access all content.