Tags: Archaea.
Methanobrevibacter cuticularis is a species of methanogen archaeon. It was first isolated from the hindgut of the termite Reticulitermes flavipes. It is rod-shaped ranging in size from 0.34 to 1.6 µm and possesses polar fibers. Its morphology gram-positive staining reaction resistance to cell lysis by chemical agents and narrow range of utilizable substracts are typical of species belonging to the family Methanobacteriaceae.