odontella sinensis odontella sinensis odontella sinensis, also known as the chinese diatom, is a marine, unicellular species of diatom in the family triceratiaceae. odontella sinensis scientific classification domain: eukaryota kingdom: chromista phylum: ochrophyta class: bacillariophyceae subclass: coscinodiscophycidae order: triceratiales family: triceratiaceae genus: odontella species: o. sinensis binomial name odontella sinensis