"Nanoarchaeum equitans" Huber et al. 2002 Dataset NCBI Taxonomy Classification kingdom Nanobdellati phylum Nanobdellota class Candidatus Nanoarchaeia order Nanoarchaeales family Nanoarchaeaceae genus Nanoarchaeum species Nanoarchaeum equitans Name Homonyms Nanoarchaeum equitans "Nanoarchaeum equitans" Huber et al. 2002