The family of the Bryophyta containing the genera Acidodontium, Anomobryopsis, Anomobryum, Brachymenium, Bryum, Epipterygium, Haplodontium, Leptobryum, Mielichhoferia, Mniobryoides, Mniobryum, Orthodontium, Osculatia, Perssonia, Plagiobryum, Pohlia, Pseudopohlia, Rhodobryum, Roellia, Synthetodontium.