ekhidna lutea ekhidna lutea ekhidna lutea is a species of bacteria in the phylum bacteroidota. ekhidna scientific classification domain: bacteria phylum: bacteroidota class: cytophagia order: cytophagales family: reichenbachiellaceae genus: ekhidnaalain et al. 2010 species: e. lutea binomial name ekhidna luteaalain et al. 2010 type strain biosli/39cip 109600dsm 19307oob 398