†family Tropidocoryphidae Pribyl 1946 (trilobite)
Trilobita - Proetida - Tropidocoryphidae
Parent taxon: Proetoidea according to J. C. Lamsdell and P. A. Selden 2015
Sister taxa: Phillipsiidae, Proetidae, Rorringtoniidae, Scharyiidae, Tropidocoryphidae
Subtaxa: none
Ecology: fast-moving low-level epifaunal deposit feeder
Distribution:
• Givetian of France (2 collections)
• Devonian of Australia (3), Belgium (5), Canada (4: Northwest Territories, Nunavut), the Czech Republic (27), France (10), Germany (8), Morocco (11), the Russian Federation (1), Spain (1), United States (1: New York)
• Silurian of Canada (1: Northwest Territories), the Czech Republic (1)
Total: 75 collections including 106 occurrences