Bivalvia - Unioni - Lyrodesmatidae
Alternative spelling: Lyrodesmidae
Parent taxon: Lyrodesmatoidea according to J. G. Carter et al. 2011
See also Bouchet et al. 2010, Harrison and Harrison 1975, Heidecker 1959, Nevesskaja 2009, Newell 1965, Pojeta et al. 1986 and Vokes 1980
Sister taxon: Pseudarcidae
Subtaxa: Brachilyrodesma Lyrodesma Lyronucula Noradonta Pseudaxinus Siliquarca Tanaodon Tromelinodonta
Ecology: facultatively mobile shallow infaunal suspension feeder
Distribution:
• Devonian of Australia (2 collections), China (2), Poland (1)
• Silurian of the United Kingdom (2), United States (1: Ohio)
• Dobrotivian of France (1), Spain (2)
• Arenig of France (3), the United Kingdom (1)
• Ordovician of Australia (4), Canada (11: British Columbia, Ontario, Quebec, Québec), France (2), the United Kingdom (2), United States (45: Illinois, Iowa, Indiana, Kentucky, Maryland, Minnesota, Minnesota, Illinois, Iowa, New York, Ohio, Pennsylvania and Virginia, Tennessee, Virginia)
Total: 79 collections including 83 occurrences