genera, 1+ species) Suborder Rectangulata (2+ families, 2+ genera, 2+ species) Family Lichenoporidae (1+ genera, 1+ species) Family Disporellidae (1+ genera, 1+ species) References http://www.alientravelguide.com/science/biology/life/animals/bryozoa/stenolae/cyclosto/ Cyclostomatida Bryozoan families