Euplotes (Dorsoventrally-Flattened Ciliates)

Euplotes is a dorsoventrally flattened ciliate with an extreme difference in the ciliature of the dorsal and ventral surfaces. Over 50 species of this genus are known. They live in freshwater and marine habitats and have frequently been used in genetic and experimental work. Keywords: protozoa; mating types; pheromones; nuclear dimorphism; macronuclear chromosomes