Trilobita - Proetida - Scharyiidae
Parent taxon: Proetoidea according to J. C. Lamsdell and P. A. Selden 2015
See also Adrain 2011, Jell and Adrain 2002 and Owens and Fortey 2009
Sister taxa: Phillipsiidae, Proetidae, Rorringtoniidae, Tropidocoryphidae, Tropidocoryphidae
Subtaxa: Lasarchopyge Niuchangella Panarchaegonus Scharyiinae
Ecology: fast-moving low-level epifaunal deposit feeder
Distribution:
• Devonian of Australia (1 collection), the Czech Republic (15), Germany (2), Morocco (2), Poland (1), Uzbekistan (5)
• Silurian of Algeria (1), Australia (4), Canada (2: Northwest Territories), China (1), the Czech Republic (21), France (1), Greenland (1), Morocco (1), the United Kingdom (3), United States (2: Alaska, Wisconsin)
• Arenigian of China (2)
• Ordovician to Silurian of the United Kingdom (1)
• Ordovician of Argentina (7), Estonia (1), Iran (1), Ireland (1), Norway (4), the Russian Federation (1), Spain (3), Sweden (10), the United Kingdom (7)
Total: 101 collections including 107 occurrences