Trilobita - Proetida - Tropidocoryphidae
Parent taxon: Proetoidea according to J. C. Lamsdell and P. A. Selden 2015
Sister taxa: Phillipsiidae, Proetidae, Rorringtoniidae, Scharyiidae, Tropidocoryphidae
Subtaxa: Ascetopeltis Bojocoryphe Centriproetus Constantina Dalarnepeltis Dipharangus Erbenicoryphe Eremiproetinae Galbertianus Lodenicia Miriproetus Perakaspis Platyantyx Pribylia Pteropariinae Rabuloproetus Ranunculoproetus Richteraspis Rokycanocoryphe Slimanella Stenoblepharum Tropidocoryphinae
Ecology: fast-moving low-level epifaunal deposit feeder
Distribution:
• Givetian of Germany (2 collections)
• Devonian of Australia (9), Austria (1), Belgium (1), Canada (2: Northwest Territories, Nunavut), China (5), the Czech Republic (28), France (9), Germany (8), Italy (2), Morocco (24), Spain (2), United States (2: Alaska, Pennsylvania), Uzbekistan (1)
• Silurian of Algeria (1), Australia (2), Canada (16: Quebec), the Czech Republic (27), Greenland (1), Japan (1), Morocco (1), Sweden (1), Ukraine (1), the United Kingdom (9), United States (9: Arkansas, Illinois, Indiana, New York, Oklahoma, Wisconsin)
• Fennian of France (1)
• Ordovician of Argentina (8), Canada (4: British Columbia, Quebec), China (3), the Czech Republic (5), Ireland (2), the Netherlands (1), Norway (31), the Russian Federation (1), Sweden (24), the United Kingdom (17), United States (25: Kentucky, Virginia)
Total: 287 collections including 440 occurrences