Robuta

https://mapress.com/zt/article/view/zootaxa.5165.2.3
rumenciliatesalveolataciliophoraassociated
https://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&id=5878&lvl=3&keep=1&srchmode=1&unlock
THE NCBI Taxonomy database allows browsing of the taxonomy tree, which contains a classification of organisms.
taxonomy browserciliophora
https://mapress.com/zt/article/view/zootaxa.4732.3.6
molecular phylogenymorphologicalthreestentorspecies
https://mapress.com/zt/article/view/zootaxa.4821.1.4
checklistspeciesciliophorabriefreview