gellertia gellertia gellertia is a monotypic genus of karyorelict ciliates in the family geleiidae. it contains a single species, gellertia heterotricha. gellertia scientific classification domain: eukaryota clade: diaphoretickes clade: sar clade: alveolata phylum: ciliophora class: karyorelictea order: protoheterotrichida family: geleiidae genus: gellertiadragesco, 1999 species: g. heterotricha binomial name gellertia heterotricha(dragesco 1960) the genus is on average 400 µm long and 60 µm in width. it is characterized by a very simplified adoral infraciliature, reduced to a row of two dikinetids (whereas the genus geleia shows long polykinetids). the genus name is a taxonomic patronym honoring the protistologist józsef gellért.