Strophomenata - Orthotetida - Orthotetidae
Full reference: W. Waagen. 1884. Productus Limestone Fossils, Part IV, fas. 3. Salt Range Fossils, Palaeontologia Indica, Series 13 1(4):547-610
Parent taxon: Orthotetoidea according to A. Williams et al. 2000
See also Archbold 1991 and Boucot and Johnson 1964
Sister taxa: Derbyiidae, Meekellidae, Orthotetellidae, Pulsiidae, Schuchertellidae
Subtaxa: Apsocalymma Brochocarina Derbyoides Hipparionyx Orthotetes Tapajotia Werriea
Ecology: stationary low-level epifaunal suspension feeder
Distribution:
• Permian of Afghanistan (1 collection), Australia (50), Bhutan (1), Canada (14: Yukon), China (14), India (1), Indonesia (2), Japan (2), Laos (1), Malaysia (4), Mexico (1), Mongolia (6), Nepal (6), Pakistan (3), Peru (1), the Russian Federation (4), Thailand (1), United States (6: Texas)
• Namurian of Egypt (1)
• Carboniferous of Australia (23), Brazil (1), Canada (3: Alberta, Yukon), China (5), Egypt (2), Germany (1), Malaysia (1), Peru (5), South Korea (1), Ukraine (1), United States (168: Alabama, Alaska, Arizona, Arkansas, California, Colorado, Idaho, Illinois, Indiana, Iowa, Kentucky, Montana, Nevada, Oklahoma, Pennsylvania, Texas, Utah, Virginia, Wyoming)
• Devonian of Algeria (1), Australia (7), Canada (3: New Brunswick, Nova Scotia, Quebec), Germany (2), Italy (1), New Zealand (3), the United Kingdom (1), United States (3: Alaska, Indiana, New York)
• Silurian of Mexico (3), Sweden (1), United States (1: New York)
Total: 356 collections including 374 occurrences