collinia collinia collinia is a genus of parasitoid ciliates of the colliniidae family. collinia sem image of parasitoid ciliates of the genus collinia scientific classification domain: eukaryota (unranked): sar (unranked): alveolata phylum: ciliophora class: oligohymenophorea order: apostomatida family: colliniidae genus: collinia species collinia beringensis collinia oregonensis note: collinia elegans is a synonym for chamaedorea elegans, the neanthe bella palm or parlour palm, a plant species