Rostroconchia - Ribeirioida - Technophoridae
Full reference: S. A. Miller. 1889. North American geology and palaeontology for the use of amateurs, students and scientists 1-664
Parent taxon: Ribeirioida according to J. Pojeta and B. Runnegar 1976
See also Wagner 1997
Sister taxa: Ischyrinioidea, Ribeirioidea
Subtaxa: Kimopegma Myocaris Pleuropegma Technophorus
Ecology: stationary semi-infaunal suspension feeder
Distribution:
• Silurian of China (1 collection)
• Dobrotivian of France (1), Morocco (1), Portugal (3), Spain (8)
• Arenig of Argentina (3), Bolivia (1), France (2), Morocco (1)
• Canadian of United States (1: Maryland)
• Ordovician of Argentina (4), Australia (14), Bolivia (2), Canada (9: Alberta, Ontario, Quebec, Québec), Czechia (23), France (3), Morocco (1), North Korea (1), Norway (1), Portugal (1), South Korea (1), Spain (4), Türkiye (1), the United Kingdom (1), United States (16: Kentucky, Michigan, Minnesota, Missouri, New York, Ohio, Pennsylvania, Texas, Utah, Vermont)
• Skullrockian of Canada (1: Alberta)
• Cambrian of Antarctica (1), Argentina (1), Australia (24), United States (1: New York)
Total: 132 collections including 151 occurrences