Rhynchonellata - Spiriferida - Mucrospiriferidae
Parent taxon: Mucrospiriferidae according to A. Williams et al. 2006
Sister taxon: Tylothyridinae
Subtaxa: Apousiella Eleutherokomma Mucrospirifer Sulcatospirifer
Type: Mucrospirifer
Ecology: stationary epifaunal suspension feeder
Distribution:
• Carboniferous of China (2 collections), Libya (1)
• Devonian of Afghanistan (2), Brazil (8), Canada (39: Alberta, Alberta, Saskatchewan, Mackenzie, Manitoba, Northwest Territories, Ontario), China (6), Colombia (1), France (9), Germany (15), Iran (7), Libya (8), Mauritania (3), Poland (10), the Russian Federation (7), Spain (4), United States (630: Alaska, Indiana, Iowa, Michigan, Montana, Nevada, New York, Ohio, Pennsylvania, West Virginia), Venezuela (2), Vietnam (1)
Total: 755 collections including 845 occurrences