List of Cyclostomatida families

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Cyclostomatida or Cyclostomata, are an order of stenolaemate bryozoans consisting of 7+ suborders, 59+ families, 373+ genera, 666+ species.

• Suborder Articulina (2+ families, 9+ genera, 10+ species)
• Family Crisiidae (8+ genera, 9+ species)
• Family Crisuliporidae (1+ genera, 1+ species)
• Suborder Paleotubuliporina (4+ families, 4+ genera, 47+ species)
• Family Corynotrypidae (4+ genera, 27+ species)
• Family Sagenellidae (2+ genera, 2+ species)
• Family Crownoporidae (7+ genera, 17+ species)
• Family Kukersellidae (1+ genera, 1+ species)
• Suborder Tubuliporina (22 families, 175+ genera, 384+ species)
• Family Stomatoporidae (8+ genera, 16+ species)
• Family Cinctiporidae (4+ genera, 8+ species)
• Family Oncousoeciidae (5+ genera, 47+ species)
• Family Oncousoeciidae (22+ genera, 69+ species)
• Family Tubuliporidae (7+ genera, 10+ species)
• Family Diploclemidae (1+ Genus 1+ species)
• Family Multiparsidae (1+ genera, 1+ species)
• Family Diploclemidae (40+ genera, 74+ species)
• Family Celluliporidae (8+ genera, 8+ species)
• Family Plagioeciidae (38+ genera, 64+ species)
• Family Eleidae (8+ genera, 8+ species)
• Family terviidae (4+ genera, 6+ species)
• Family Spiroporidae (1+ Genus, 1+ species)
• Family Diastoporidae (4+ genera, 7+ species)
• Family Annectocymidae (1+ genera, 5+ species)
• Family Bereniceidae (1+ genera, 1+ species)
• Family Filisparsidae (3+ genera, 3+ species)
• Family Mecynoeciidae (1+ genera, 1+ species)
• Family Diaperoeciidae (3+ genera, 3+ species)
• Family Entalophoridae (11+ genera, 11+ species)
• Family Pustuloporidae (3+ genera, 3+ species)
• Suborder Fascilculina (8+ families, 34+ genera, 55+ species)
• Family Frondiporidae (9+ genera, 11+ species)
• Family Fasciculiporidae (1+ genera, 1+ species)
• Family Fascigeridae (1+ genera, 1+ species)
• Family Theonoidae (14+ genera, 23+ species)
• Family Actinoporidae (1+ genera, 9+ species)
• Family Siphoniotyphlidae (2+ genera, 2+ species)
• Family Hastingsiidae (1+ genera, 3+ species)
• Family Semiceidae (5+ genera, 5+ species)
• Suborder Cancellata (11+ families, 89+ genera, 99+ species)
• Family Horneridae (5+ genera, 8+ species)
• Family Stigmatoechidae (1+ genera, 1+ species)
• Family Stegohorneridae (1+ genera, 1+ species)
• Family Petaloporidae (13+ genera, 13+ species)
• Family Calvetiidae (1+ genera, 1+ species)
• Family Crisinidae (15+ genera, 18+ species)
• Family Crassodiscoporidae (1+ genera, 1+ species)
• Family Ctyididae (27+ genera, 28+ species)
• Family Pseudidmoneidae (1+ genera, 1+ species)
• Family Radioporidae (23+ genera, 26+ species)
• Family Canaliporidae (1+ genera, 1+ species)
• Suborder Cerioporina (10+ families, 60+ genera, 69+ species)
• Family Cerioporidae (40+ genera, 47+ species)
• Family Heteroporidae (2+ genera, 2+ species)
• Family Leiosoeciidae (4+ genera, 4+ species)
• Family Densiporidae (1+ genera, 1+ species)
• Family Canuellidae (1+ genera, 1+ species)
• Family Tretocycloeciidae (1+ genera, 1+ species)
• Family Cavidae (3+ genera, 5+ species)
• Family Corymboporidae (4+ genera, 4+ species)
• Family Gungellidae (1+ genera, 1+ species)
• Family Pseudocerioporidae (1+ genera, 1+ species)
• Suborder Rectangulata (2+ families, 2+ genera, 2+ species)
• Family Lichenoporidae (1+ genera, 1+ species)
• Family Disporellidae (1+ genera, 1+ species)