Rhynchonellata - Terebratulida - Stringocephalidae
Parent taxon: Stringocephaloidea according to A. Williams et al. 2006
Sister taxa: Centronellidae, Guangshunia, Meganterididae, Rhipidiothyrididae
Subtaxa: Bornhardtininae Geranocephalinae Kaplexinae Leioseptathyridinae Omoloninae Rensselandiinae Stringocephalinae
Type: Stringocephalus
Ecology: stationary low-level epifaunal suspension feeder
Distribution:
• Permian of China (2 collections)
• Givetian of Canada (1: Manitoba), United States (1: Missouri)
• Devonian of Afghanistan (1), Australia (2), Austria (1), Belgium (3), Canada (19: Alberta, Saskatchewan, Mackenzie, Manitoba, Northwest Territories, Yukon), China (32), the Czech Republic (5), France (5), Germany (35), Morocco (2), Poland (7), the Russian Federation (3), the United Kingdom (1), United States (25: Alaska, California, Iowa, Nevada, Pennsylvania), Uzbekistan (2), Vietnam (5)
Total: 152 collections including 222 occurrences