Tergomya - Tryblidiida - Tryblidiidae
Full reference: K. A. von Zittel. 1899. Text-book of Paleontology 1-520
Parent taxon: Tryblidiacea according to G.P. Wahlman 1992
See also Feng et al. 2000, Horný 1963, Knight and Yochelson 1960, Runnegar and Jell 1976, Starobogatov 1970, Stinchcomb 1986 and Zhou and Xiao 1984
Sister taxa: Bipulvinidae, Drahomiridae, Neopilinidae, Proplinidae
Subtaxa: Archaeophialinae Archinacellina Bipulvina Drahomira Drahomirinae Kotysium Litavina Neopilininae Peelipilina Pentalina Pragamira Proplina Proplininae Retipilina Tryblidiinae Tryblidium Undicornu
Ecology: epifaunal grazer
Distribution:
• Devonian of the Czech Republic (1 collection)
• Silurian of Canada (1: Nunavut), the Czech Republic (9), Estonia (3), Greenland (1), Sweden (4)
• Dobrotivian of the Czech Republic (1)
• Whiterockian of United States (1: Nevada)
• Ordovician of Canada (3: Quebec), China (1), the Czech Republic (5), Greenland (1), Norway (1), Sweden (1), the United Kingdom (1), United States (38: Illinois, Iowa, Minnesota, Missouri, Nevada, Ohio, Tennessee, Texas, Vermont, Wisconsin)
• Tremadoc of United States (3: Missouri)
• Cressagian of South Korea (1)
• Cambrian of Antarctica (3), Australia (2), United States (13: Minnesota, Missouri, Montana, New York, Wisconsin)
Total: 94 collections including 121 occurrences