Stenolaemata - Cryptostomata - Escharoporidae
Parent taxon: Ptilodictyina according to J. Ma et al. 2015
See also Ernst and Nakrem 2012 and Jiménez-Sánchez 2009
Sister taxa: Amurodictya, Chazydictya, Intrapora, Intraporidae, Junggarotrypa, Phragmophaeridae, Ptilodictyidae, Ptilotrypina, Rhinidictyidae, Stictoporellidae, Virgatellidae
Subtaxa: Championodictya Escharopora Graptodictya Oanduella Oanduellina Proavella
Ecology: stationary epifaunal suspension feeder
Distribution:
• Silurian of Belarus (1 collection), Norway (1)
• Dobrotivian of France (1)
• Chazyan of Canada (1: Northwest Territories), United States (4: Virginia)
• Ordovician of Canada (7: Northwest Territories, Ontario), China (1), Estonia (6), France (1), India (3), Libya (1), Morocco (1), Norway (1), the Russian Federation (1), Spain (1), Sweden (6), the United Kingdom (5), United States (273: Georgia, Illinois, Indiana, Iowa, Kentucky, Michigan, Minnesota, Minnesota, Iowa, Wisconsin, Illinois, Missouri, New York, Ohio, Oklahoma, Tennessee, Virginia, Wisconsin)
Total: 315 collections including 365 occurrences