ureaplasma felinum ureaplasma felinum ureaplasma felinum is a species of ureaplasma, a genus of bacteria belonging to the family mycoplasmataceae. it has been isolated from cats. it possesses the sequence accession no. (16s rrna gene) for the type strain: d78651. ureaplasma felinum scientific classification domain: bacteria phylum: mycoplasmatota class: mollicutes order: mycoplasmatales family: mycoplasmataceae genus: ureaplasma species: u. felinum binomial name ureaplasma felinumharasawa et al. 1990