crithidia otongatchiensis crithidia otongatchiensis crithidia otongatchiensis is a species of monoxenous trypanosomatid. it is known to parasitise brachycera flies, and was first found in ecuador. crithidia otongatchiensis scientific classification (unranked): excavata phylum: euglenozoa class: kinetoplastea order: trypanosomatida genus: crithidia species: c. otongatchiensis binomial name crithidia otongatchiensisyurchenko et al., 2014