Full reference: G. G. Astrova and I. P. Morozova. 1956. K sistematike mshanok Otryada Cryptostomata [Systematics of Bryozoa of the order Cryptostomata]. Doklady Akademii Nauk SSSR 110:661-664
Parent taxon: Cryptostomata according to A. Ernst and H. A. Nakrem 2012
See also Bolton and Cuffey 2005, Jiménez-Sánchez 2009 and Jiménez-Sánchez et al. 2010
Sister taxa: Artchedella, Cryptostyloecia, Cycloporidae, Eichwaldictya, Europora, Eurythyrhombopora, Fenestelloidea, Ipmorella, Kielanopora, Nemacanthclema, Nemacanthopora, Nudymiella, Palaeocoryne, Palescharidae, Paranicklespora, Phaenophragma, Primarella, Promediapora, Pseudoascopora, Ptilodictyoidea, Rhabdomesina, Rhabdomesoidae, Rhabdomesontidae, Rhinidictyonidae, Rhinoporidae, Rozonovia, Shishoviclema, Silenella, Staffordotaxis, Streblopax, Strebloplax, Tamaroclema, Verella, Veroclema, Worthenoporidae, Yangotrypa
Subtaxa: Amurodictya Chazydictya Escharoporidae Intrapora Intraporidae Junggarotrypa Phragmophaeridae Ptilodictyidae Ptilotrypina Rhinidictyidae Stictoporellidae Virgatellidae
Ecology: stationary epifaunal suspension feeder
Distribution:
• Permian of Canada (1: Nunavut collection)
• Carboniferous of United States (9: Indiana)
• Devonian of Colombia (1), Germany (7), Morocco (3), Spain (3), United States (37: Alaska, Indiana, Michigan, New York, Ohio), Western Sahara (1)
• Niagaran of United States (1: New York)
• Silurian of Belarus (5), Canada (11: Ontario, Quebec, Québec), China (2), the Czech Republic (2), Mexico (1), Mongolia (1), Norway (4), the Russian Federation (9), Spain (1), Sweden (12), the United Kingdom (10), United States (58: Indiana, New York, Ohio)
• Dobrotivian of France (2)
• Uhaku of Sweden (1)
• Chazyan of Canada (31: Northwest Territories, Quebec), United States (60: New York, Tennessee, Vermont, Virginia)
• Whiterockian of United States (2: Minnesota, Nevada)
• Volkhov of the Russian Federation (1)
• Ordovician of Argentina (3), Australia (12), Canada (28: Northwest Territories, Nunavut, Ontario, Quebec), China (5), Estonia (17), France (2), India (7), Libya (1), Mongolia (4), Morocco (1), Norway (4), the Russian Federation (24), Spain (6), Sweden (11), the United Kingdom (11), United States (417: California, Georgia, Illinois, Indiana, Iowa, Kentucky, Michigan, Minnesota, Minnesota, Iowa, Wisconsin, Illinois, Missouri, Nevada, New York, Ohio, Oklahoma, Pennsylvania, Tennessee, Virginia, Wisconsin)
Total: 829 collections including 1386 occurrences