Thauera humireducens
Thauera humireducens is a gram-negative , non-spore-forming , humus-reducing , rod-shaped , bacterium from the genus of Thauera which was isolated from a microbial fuel cell . 
<triplet> gram-negative <subj> bacterium <obj> subclass of <triplet> rod-shaped <subj> bacterium <obj> subclass of